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Patent Format (XML)

The XML serialization for patents — patent number, country, kind, applicant, assignee, inventor, dates.

The Patent XML format expresses patents and patent applications as XML elements. Its identifier is info:ofi/fmt:xml:xsd:patent.

Format identifier

info:ofi/fmt:xml:xsd:patent

Element structure

  • <patent_number>
  • <cc> — country code
  • <kind> — WIPO ST.16 kind code
  • <title>
  • <applicant>, <assignee>, <inventor> (each repeatable)
  • <applnumber>, <applcc>, <appldate>
  • <prioritydate>
  • <date>

Worked example

<?xml version="1.0" encoding="UTF-8"?>
<ctx:context-object
    xmlns:ctx="info:ofi/fmt:xml:xsd:ctx"
    xmlns:pat="info:ofi/fmt:xml:xsd:patent"
    version="Z39.88-2004">
  <ctx:referent>
    <ctx:metadata-by-val>
      <ctx:format>info:ofi/fmt:xml:xsd:patent</ctx:format>
      <ctx:metadata>
        <pat:patent>
          <pat:patent_number>7654321</pat:patent_number>
          <pat:cc>US</pat:cc>
          <pat:kind>B2</pat:kind>
          <pat:title>Method and System for Document Indexing</pat:title>
          <pat:inventor>Doe, Jane</pat:inventor>
          <pat:inventor>Roe, Richard</pat:inventor>
          <pat:assignee>Example Corporation</pat:assignee>
          <pat:applnumber>12/345,678</pat:applnumber>
          <pat:applcc>US</pat:applcc>
          <pat:appldate>2008-12-01</pat:appldate>
          <pat:date>2010-06-22</pat:date>
        </pat:patent>
      </ctx:metadata>
    </ctx:metadata-by-val>
  </ctx:referent>
</ctx:context-object>

Sources