<term-of-grant>
  <length-of-grant>14</length-of-grant>
  <disclaimer>
    <date>19910111</date>
  </disclaimer>
</term-of-grant>

Element	Description
length-of-grant	Length of patent term (years)

term-of-grant/disclaimer

A terminal disclaimer allows the patent owner to disclaim or dedicate to the public the entire term or some portion of the term of a patent, usually to overcome a double-patenting objection. Only terminal disclaimers filed before issuances are included. The specific text associated with the disclaimer must be consulted to determine the extent of the disclaimer.

Element	Description
date	Action date (YYYYMMDD)
text	Fixed text: "This patent is subject to a terminal disclaimer."

term-of-grant/lapse-of-patent

<term-of-grant>
  <lapse-of-patent mxw-id="PLA10">
    <document-id>
      <country>GB</country>
     <date>19820607</date>
    </document-id>
  </lapse-of-patent>
</term-of-grant>

Element	Description	Example(s)
country	Country is represented by a standard 2-character code based on WIPO ST.3.	DE
date	YYYYMMDD Note: For EP, lapse is reported with date/country pairs.	20030805 AT 20030831 CH

term-of-grant/us-term-extension

<term-of-grant>   
   <us-term-extension>849</us-term-extension>
</term-of-grant>

This element indicates that the term of the patent has been extended by showing the length of the extension either as the number of years or as an integer representing the number of days.

Element	Description	Example(s)
-	Indicates that the term of the patent has been extended under 35 USC 154(b) or 35 USC 156	5 years [FR:n] days