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Canadian Patents Database

Introduction

Welcome to CIPO's Canadian Patent Database. This database lets you access 94 years of patent descriptions and images. You can search, retrieve and study more than 2,200,000 patent documents.

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

For the last updated information on the site status, see the Service and Website Interruption page.

Search Options

Portable Document Format (PDF) readers.

To access PDF version of files on this web site, you must have a PDF reader. PDF Readers.