IFI CLAIMS Patent Services

Patent Intelligence & Technology Report



                 PROFILE OF COMPANIES FROM PI & T REPORT
     Distribution of Patents by IPC (Rank Order) for Jan-Mar 2000

IPC  Patents  IPC Title (1st line)

G06F   1751   ELECTRIC DIGITAL DATA PROCESSING
H01L   1406   SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT
A61K    660   PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
G11B    461   INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD
H04N    434   PICTORIAL COMMUNICATION, e.g. TELEVISION [4]
G11C    375   STATIC STORES
H01R    322   ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF
G02B    319   OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS [1,7]
G03G    297   ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
B41J    294   TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS
A61B    291   DIAGNOSIS; SURGERY; IDENTIFICATION
G06K    290   RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS;
H04B    281   TRANSMISSION [4]
B32B    264   LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR
C12N    245   MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF * a ;
G01N    244   INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR
C07C    231   ACYCLIC OR CARBOCYCLIC COMPOUNDS * oo
C07D    231   HETEROCYCLIC COMPOUNDS [2] * oo
H04L    227   TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC
G09G    199   ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING
H01J    195   ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
G03B    192   APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR
G01R    186   MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
H03K    186   PULSE TECHNIQUE [4]
C12Q    179   MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR * a MICRO-
H04Q    168   SELECTING
H04M    166   TELEPHONIC COMMUNICATION
G03C    164   PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES ;
C08F    142   MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING
H05K    142   PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC
A01N    141   PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS
G02F    139   DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS
C23C    137   COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC
H01M    132   PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF
B01D    124   SEPARATION [5]
B05D    120   PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO
C08G    115   MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS
G03F    114   PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,
H04J    114   MULTIPLEX COMMUNICATION
H01S    111   DEVICES USING STIMULATED EMISSION
B65H    107   HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
H01Q    103   AERIALS
A61F    102   FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; ORTHOPAEDIC,
B29C     99   SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES * oo IN A
B60R     97   VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE
C12P     97   FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A * a
F02M     97   SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE
B65D     96   CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,
F16H     96   GEARING
B01J     94   CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID
G01B     94   MEASURING LENGTH, THICKNESS, OR SIMILAR LINEAR DIMENSIONS;
A61M     93   DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY ; DEVICES
C07K     93   PEPTIDES [4]
C08K     92   USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC * a SUBSTANCES AS
C08L     90   COMPOSITIONS OF MACROMOLECULAR COMPOUNDS [2]
H05B     89   ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
C11D     87   DETERGENT COMPOSITIONS ; USE OF SINGLE SUBSTANCES AS DETERGENTS;
H02K     87   DYNAMO-ELECTRIC MACHINES
G05F     85   SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES [4,5]
C07H     83   SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; * oo
B23K     82   SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY
H03M     81   CODING, DECODING OR CODE CONVERSION, IN GENERAL [4]
H02M     77   APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,
H01H     76   ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE
E21B     71   EARTH OR ROCK DRILLING ; OBTAINING OIL, GAS, WATER, SOLUBLE OR
G08B     70   SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
G10L     70   SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION * oo [4]
H02H     70   EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
C08J     68   WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; * oo AFTER-
A61N     67   ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND
C09K     67   MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR
G01V     66   GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR
F02D     65   CONTROLLING COMBUSTION ENGINES [4]
B60K     62   ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS
G06T     62   IMAGE DATA PROCESSING OR GENERATION, IN GENERAL [6]
B24B     61   MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING ;
B62D     61   MOTOR VEHICLES; TRAILERS
C09D     60   COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING
B60T     59   VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL
H03F     58   AMPLIFIERS
G01S     57   RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE
F16D     55   COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES [2]
H02P     54   CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-
G05B     51   CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF
B65B     49   MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING
F16C     49   SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS;
F25B     49   REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND
F04B     46   POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F16L     45   PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES
C07F     44   ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS * oo CONTAINING
F16K     44   VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR
H01P     44   WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE
H02J     44   CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING
F02B     43   INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN
H01B     43   CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR
B23P     40   OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE
B08B     39   CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
B41M     39   PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR
B60J     39   WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES
B29D     38   PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM * oo
C01B     38   NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
A01H     37   NEW PLANTS OR PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION
F01N     37   GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES
H03H     37   IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
G01J     36   MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT,
B63H     35   MARINE PROPULSION OR STEERING
C30B     35   SINGLE-CRYSTAL GROWTH ; UNIDIRECTIONAL SOLIDIFICATION OF
F01L     34   CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
C10G     33   CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON
F01D     33   NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM
G01M     33   TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES;
H01F     33   MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR
B65G     32   TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR
A47B     30   TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL
B41F     29   PRINTING MACHINES OR PRESSES [4]
C10M     29   LUBRICATING COMPOSITIONS ; USE OF CHEMICAL SUBSTANCES EITHER
G01L     29   MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,
G01P     29   MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION,
H05H     29   PLASMA TECHNIQUE ; PRODUCTION OF ACCELERATED ELECTRICALLY-
B60Q     28   ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR
C04B     28   LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g.
F21V     27   FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR * oo
F25D     27   REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING
B05B     26   SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES [2]
B05C     26   APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO
B60C     26   VEHICLE TYRES ; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES
H01G     26   CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES,
H03L     26   AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION
A23L     25   FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY
H03D     25   DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO
G06G     24   ANALOGUE COMPUTERS
H04R     24   LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC
C02F     23   TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE * a [3]
C23F     22   NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES ;
G01C     22   MEASURING DISTANCES, LEVELS, OR BEARINGS; SURVEYING; NAVIGATION;
A01D     21   HARVESTING; MOWING
B41B     21   MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING
B60N     21   VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
C22C     21   ALLOYS
G01D     21   MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE;
G01F     21   MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL;
H03B     21   GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING,
B21B     20   ROLLING OF METAL
B22F     20   WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC
C09B     20   ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES;
F26B     20   DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
G05D     20   SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
B67D     19   DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE
F16B     19   DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR
A61L     18   METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN
B21D     18   WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR
B23B     18   TURNING; BORING
B26D     18   CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY
B60G     18   VEHICLE SUSPENSION ARRANGEMENTS [5]
B64G     18   COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
D21F     18   PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
F16F     18   SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
F28F     18   DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL
G01K     18   MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-
G10H     18   ELECTROPHONIC MUSICAL INSTRUMENTS
A01K     17   ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING;
A47C     17   CHAIRS ; SOFAS; BEDS
G09B     17   EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING,
B23Q     16   DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.
B64C     16   AEROPLANES; HELICOPTERS
C03B     16   MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
F15B     16   SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE
F16J     16   PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS
H04K     16   SECRET COMMUNICATION; JAMMING OF COMMUNICATION
A63B     15   APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING,
B22D     15   CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME
B44C     15   PRODUCING DECORATIVE EFFECTS ; MOSAICS; TARSIA WORK ;
C03C     15   CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS;
D02G     15   CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS
F01B     15   MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE,
F02P     15   IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-
F16M     15   FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR
F42B     15   EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION [2,
C25D     14   PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF
D01H     14   SPINNING OR TWISTING
F01C     14   ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
F02C     14   GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS;
G03H     14   HOLOGRAPHIC PROCESSES OR APPARATUS [2]
H01C     14   RESISTORS
H04H     14   BROADCAST COMMUNICATION
B60H     13   ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR
B64D     13   EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS;
C25B     13   ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF
D06F     13   LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE
E05C     13   BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR
A63F     12   CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING
F25J     12   LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS
G03D     12   APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS ;
H02G     12   INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL
B01F     11   MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
B25B     11   TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING,
B41L     11   APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING, OR PRINTING
B63B     11   SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING [2]
D06M     11   TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES,
F02N     11   STARTING OF COMBUSTION ENGINES ; STARTING AIDS FOR SUCH ENGINES,
F04C     11   ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT
F28D     11   HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,
G05G     11   CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY
A21D     10   TREATMENT, e.g. PRESERVATION, OF FLOUR OR DOUGH, e.g. BY
B02C     10   CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING
C21B     10   MANUFACTURE OF IRON OR STEEL
D01D     10   MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL
E05F     10   DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS
F01M     10   LUBRICATING OF MACHINES OR ENGINES IN GENERAL ; LUBRICATING
F04D     10   NON-POSITIVE-DISPLACEMENT PUMPS
F23D     10   BURNERS
G21C     10   NUCLEAR REACTORS
A61C      9   DENTISTRY; ORAL OR DENTAL HYGIENE
B60B      9   VEHICLE WHEELS; CASTORS; AXLES; INCREASING WHEEL ADHESION
B66B      9   ELEVATORS; ESCALATORS OR MOVING WALKWAYS [4]
B66C      9   CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,
C10L      9   FUELS NOT OTHERWISE PROVIDED FOR ; NATURAL GAS; SYNTHETIC
C21D      9   MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; * oo GENERAL
F24F      9   AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR
G01T      9   MEASUREMENT OF NUCLEAR OR X-RADIATION
G08C      9   TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR
G08G      9   TRAFFIC CONTROL SYSTEMS [2]
G21K      9   TECHNIQUES FOR HANDLING PARTICLES OR ELECTROMAGNETIC RADIATION
A01G      8   HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT,
A23B      8   PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES,
A46B      8   BRUSHES
A47G      8   HOUSEHOLD OR TABLE EQUIPMENT
A47L      8   DOMESTIC WASHING OR CLEANING ; SUCTION CLEANERS IN GENERAL
A63H      8   TOYS, e.g. TOPS, DOLLS, HOOPS, BUILDING BLOCKS
B24D      8   TOOLS FOR GRINDING, BUFFING, OR SHARPENING
C06B      8   EXPLOSIVE OR THERMIC COMPOSITIONS ; MANUFACTURE THEREOF; USE OF
C09J      8   ADHESIVES; ADHESIVE PROCESSES IN GENERAL ; ADHESIVE PROCESSES
D04H      8   MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL
D21C      8   PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES
E05B      8   LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
G04B      8   MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF
H02B      8   BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR
H03G      8   CONTROL OF AMPLIFICATION
A23D      7   EDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKING OILS
A45D      7   HAIRDRESSING OR SHAVING EQUIPMENT; MANICURING OR OTHER COSMETIC
B07C      7   POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL
B22C      7   FOUNDRY MOULDING
B31B      7   MAKING BOXES, CARTONS, ENVELOPES, OR BAGS
B60P      7   VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO
B60S      7   SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR
C09C      7   TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO
D03D      7   WOVEN FABRICS; METHODS OF WEAVING; LOOMS
D06P      7   DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS, OR SOLID
E05D      7   HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS, OR WINGS
E06B      7   FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,
F01P      7   COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-
G01H      7   MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR
G02C      7   SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME
G07B      7   TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING
A01B      6   SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR
A01C      6   PLANTING; SOWING; FERTILISING
A23C      6   DAIRY PRODUCTS, e.g. MILK, BUTTER, CHEESE; MILK OR CHEESE
A43C      6   FASTENINGS OR ATTACHMENTS FOR FOOTWEAR; LACES IN GENERAL
A44B      6   BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
A47K      6   SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR ; TOILET
B01L      6   CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
B25J      6   MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES [5]
B28B      6   SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES
B60L      6   ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLED
C01G      6   COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR
F27B      6   FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR
F27D      6   DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN
G07D      6   SORTING, TESTING, CHANGING, DELIVERING, OR OTHERWISE HANDLING
G07F      6   COIN-FREED OR LIKE APPARATUS [1,7]
H01K      6   ELECTRIC INCANDESCENT LAMPS
H05F      6   STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
H05G      6   X-RAY TECHNIQUE
A43B      5   CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
A47J      5   KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR
B21F      5   WORKING OR PROCESSING OF WIRE
B23D      5   PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING;
B25C      5   HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY-OPERATED PORTABLE
B26B      5   HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
B28D      5   WORKING STONE OR STONE-LIKE MATERIALS
B30B      5   PRESSES IN GENERAL [2]
B31F      5   MECHANICAL WORKING OR DEFORMATION OF PAPER OR CARDBOARD
B41N      5   PRINTING PLATES OR FOILS ; MATERIALS FOR SURFACES USED IN
B42D      5   BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER OF SPECIAL
B43K      5   IMPLEMENTS FOR WRITING OR DRAWING
B62M      5   RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED
C08B      5   POLYSACCHARIDES; DERIVATIVES THEREOF [4]
D21H      5   PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES
E02F      5   DREDGING; SOIL-SHIFTING
E04B      5   GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS;
F01K      5   STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT
F02K      5   JET-PROPULSION PLANTS
F22B      5   METHODS OF STEAM GENERATION; STEAM BOILERS
F23Q      5   IGNITION ; EXTINGUISHING DEVICES
G06E      5   OPTICAL COMPUTING DEVICES [5]
G06M      5   COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED
G09F      5   DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
H01T      5   SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING
H02N      5   ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
A21B      4   BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING
A23J      4   PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR
A62D      4   CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR
A63C      4   SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS
B04B      4   CENTRIFUGES
B09B      4   DISPOSAL OF SOLID WASTE [3]
B23C      4   MILLING
B41C      4   PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING
C01D      4   COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM,
C01F      4   COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM,
C07G      4   COMPOUNDS OF UNKNOWN CONSTITUTION * oo
C07J      4   STEROIDS [2] * oo
C12M      4   APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY * a [3]
C22F      4   CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS * oo OR
D05B      4   SEWING
D06L      4   BLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, OR WASHING
E04D      4   ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
F02F      4   CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES;
F17C      4   VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR
F41F      4   APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS,
G10K      4   SOUND-PRODUCING DEVICES ; ACOUSTICS NOT OTHERWISE PROVIDED FOR
H03C      4   MODULATION
A23F      3   COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR
A23G      3   COCOA; CHOCOLATE; CONFECTIONERY; ICE-CREAM
A24B      3   MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING;
A24C      3   MACHINES FOR MAKING CIGARS OR CIGARETTES
A41D      3   OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
A42B      3   HATS; HEAD COVERINGS
A47F      3   SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS,
A61H      3   PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR
A63D      3   BOWLING-ALLEYS; BOWLING GAMES; BOCCIA; BOWLS; BAGATELLE;
B07B      3   SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING
B21J      3   FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES
B21K      3   MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS,
B26F      3   PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY
B27B      3   SAWS; COMPONENTS OR ACCESSORIES THEREFOR [5]
B42C      3   BOOKBINDING
B67B      3   APPLYING CLOSURE MEMBERS TO BOTTLES, JARS, OR SIMILAR
C07B      3   GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS * oo THEREFOR
C08C      3   TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
C10C      3   WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNEOUS ACID
C21C      3   PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-
C22B      3   PRODUCTION OR REFINING OF METALS ; PRETREATMENT OF RAW MATERIALS
E03B      3   INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR
E03C      3   DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER ;
E04F      3   FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
F02G      3   HOT-GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE
F21Q      3
F21S      3   NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF [1,7] * oo
F23L      3   AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID
F23M      3   CONSTRUCTIONAL DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE
F23R      3   GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY,
F41G      3   WEAPON SIGHTS; AIMING
G01G      3   WEIGHING
G04C      3   ELECTROMECHANICAL CLOCKS OR WATCHES
G21G      3   CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES [2]
A01F      2   PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES
A01L      2   SHOEING OF ANIMALS
A22C      2   PROCESSING MEAT, POULTRY, OR FISH
A45F      2   TRAVELLING OR CAMP EQUIPMENT
A62B      2   DEVICES, APPARATUS, OR METHODS FOR LIFE-SAVING
A62C      2   FIRE-FIGHTING
B03B      2   SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC
B03C      2   MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM
B21C      2   MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,
B25D      2   PERCUSSIVE TOOLS [2]
B25G      2   HANDLES FOR HAND IMPLEMENTS
B27G      2   ACCESSORY MACHINES OR APPARATUS; TOOLS; SAFETY DEVICES, e.g. FOR
B28C      2   PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR
B29B      2   PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE * oo SHAPED;
B31C      2   MAKING WOUND ARTICLES, e.g. WOUND TUBES
B41K      2   STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
B62B      2   HAND-PROPELLED VEHICLES, e.g. HAND CARTS, PERAMBULATORS; SLEDGES
B62H      2   CYCLE STANDS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES;
B62K      2   CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED
B63G      2   OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING;
B65C      2   LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
C01C      2   AMMONIA; CYANOGEN; COMPOUNDS THEREOF
C10B      2   DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR
C10J      2   PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID
C11C      2   FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR
C14C      2   CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING,
C25C      2   PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING
C25F      2   PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM
D01F      2   CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,
D06B      2   TREATING TEXTILE MATERIALS BY LIQUIDS, GASES, OR VAPOURS [2]
E04G      2   SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR OTHER
F03B      2   MACHINES OR ENGINES FOR LIQUIDS
F24C      2   OTHER DOMESTIC STOVES OR RANGES; DETAILS OF DOMESTIC STOVES OR
F24H      2   FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING
F25C      2   PRODUCTION, WORKING, STORING, OR DISTRIBUTION OF ICE [2]
F28B      2   STEAM OR VAPOUR CONDENSERS
F41H      2   ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF
G04F      2   TIME-INTERVAL MEASURING [2]
G06J      2   HYBRID COMPUTING ARRANGEMENTS
G07C      2   TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE
G09C      2   CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER
A01J      1   MANUFACTURE OF DAIRY PRODUCTS
A21C      1   MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING
A23K      1   FODDER
A23N      1   MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES,
A23P      1   SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE
A24D      1   CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR
A24F      1   SMOKERS' REQUISITES; MATCH BOXES
A41B      1   SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
A41H      1   APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING,
A61G      1   TRANSPORT OR ACCOMMODATION FOR PATIENTS; OPERATING TABLES OR
A61J      1   CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL
A61P      1   THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL
A63G      1   MERRY-GO-ROUNDS; SWINGS; ROCKING-HORSES; CHUTES; SWITCHBACKS;
A63J      1   DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING
B01B      1   BOILING; BOILING APPARATUS
B09C      1   RECLAMATION OF CONTAMINATED SOIL [6]
B21G      1   MAKING NEEDLES, PINS, OR NAILS
B21L      1   MAKING CHAINS
B23F      1   MAKING GEARS OR TOOTHED RACKS
B23H      1   WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF
B24C      1   ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
B27C      1   PLANING, DRILLING, MILLING, TURNING, OR UNIVERSAL MACHINES
B27F      1   DOVETAILED WORK; TENONS; SLOTTING MACHINES; NAILING OR STAPLING
B27N      1   MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT
B31D      1   MAKING OTHER PAPER ARTICLES
B42B      1   PERMANENTLY ATTACHING TOGETHER SHEETS, QUIRES, OR SIGNATURES, OR
B42F      1   SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE
B60D      1   VEHICLE CONNECTIONS
B60M      1   POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-
B61B      1   RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
B61C      1   LOCOMOTIVES; MOTOR RAILCARS
B61D      1   BODY DETAILS OR KINDS OF RAILWAY VEHICLES
B61F      1   RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES, ARRANGEMENTS
B61G      1   COUPLINGS; DRAUGHT OR BUFFING APPLIANCES
B61L      1   GUIDING RAILWAY TRAFFIC: ENSURING THE SAFETY OF RAILWAY TRAFFIC
B63C      1   LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING
B64B      1   LIGHTER-THAN-AIR AIRCRAFT
B64F      1   GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS
B65F      1   GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
B67C      1   FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES,
C05C      1   NITROGENOUS FERTILISERS
C05F      1   ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g.
C06F      1   MATCHES; MANUFACTURE OF MATCHES
C07M      1   INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C07B TO C07K,
C09F      1   NATURAL RESINS; FRENCH POLISH; DRYING-OILS; DRIERS ; TURPENTINE
C11B      1   PRODUCING , REFINING OR PRESERVING FATS, FATTY SUBSTANCES ,
C12C      1   BREWING OF BEER
C13D      1   PRODUCTION OR PURIFICATION OF SUGAR JUICES
C13K      1   GLUCOSE; INVERT SUGAR; LACTOSE; MALTOSE; SYNTHESIS OF SUGARS BY
C23G      1   CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS
D03C      1   SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS;
D03J      1   AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
D04C      1   BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR
D05C      1   EMBROIDERING; TUFTING
D06C      1   FINISHING, DRESSING, TENTERING, OR STRETCHING TEXTILE FABRICS
D06N      1   WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH,
D21B      1   FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
D21D      1   TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING
D21G      1   CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
E01B      1   PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS
E02B      1   HYDRAULIC ENGINEERING
E02D      1   FOUNDATIONS; EXCAVATIONS; EMBANKMENTS ; UNDERGROUND OR
E03F      1   SEWERS; CESSPOOLS
E04C      1   STRUCTURAL ELEMENTS; BUILDING MATERIALS
E04H      1   BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING
E06C      1   LADDERS [5,6]
F03G      1   SPRING, WEIGHT, INERTIA, OR LIKE MOTORS; MECHANICAL-POWER-
F03H      1   PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED
F15C      1   FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR
F15D      1   FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW
F16G      1   BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING
F17D      1   PIPE-LINE SYSTEMS; PIPE-LINES
F21K      1   LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
F21P      1
F23J      1   REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION
F41B      1   WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR
F42C      1   AMMUNITION FUZES ; ARMING OR SAFETY MEANS THEREFOR [5]
G06C      1   DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED
G10C      1   PIANOS
G10D      1   MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
G10F      1   AUTOMATIC MUSICAL INSTRUMENTS
G12B      1   DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS,
G21F      1   PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR




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