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Cited Patent Search

Search for patent records that have cited a previously published patents. All successful searches are added to the Search History table. Remember to follow all applicable search rules when creating your search queries.

1. Go to the More Settings section of the search page if you need to change your search settings.

2. Enter your search terms in one or more of search fields.

3. Click Search.

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Cited Patent Search Fields

• Cited Patent Number
• Cited Patent Number - Expand to Include Family
• Cited Assignee
• Cited Assignee Name
• Cited Assignee Code
• Cited Inventor
• Cited Derwent Primary Accession Number

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Search Tips

• Look up company names in the Cited Assignee Index.

• Look up inventor names in the Cited Inventor Index.