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Canadian Patents Database

Advanced Search

Enter search text in the following fields, perform a Date Search or view example queries .

For the last updated information of the database, see the Currency of information area.

Search Fields
  
Only With Licence Available
Filing Type
Language of Filing
NOTE: Selecting English or French searches only patents issued on or after Aug.15, 1978
Date Search (Optional)
To restrict your search to a specific date range, you must select a date field below. For the date search coverage, see completeness of date fields .
Display Options
Last Updated: 2010-03-19

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