Canadian Patents Database / Introduction
Welcome to CIPO's Canadian Patent Database. This database lets you access 146 years of patent descriptions and images. You can search, retrieve and study more than 2,220,000 patent documents.
You can now access a wider variety of patent-specific documents page.
For the latest updates of the database, see the Currency of information page.
For the latest updates on the site status, see the Service and Website Interruption page.
Portable Document Format (PDF) readers
To access PDF version of files on this website, you must have a PDF reader. PDF Readers.
Information on patents compiled at CIPO can be ordered in bulk. Learn more about how to order this Canadian Bulk Data.