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2024-08-01:  As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) is once again available.

Please note that we are aware of and are working to resolve issues. Details about the known issues currently impacting the CPD are available on our Next Generation Patents – Updates and solutions (canada.ca) page.      

Thank you for your continued understanding.

for the latest updated information of the database, see the Currency of information  area.

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Example: 2172863 or 2,172,863