On this page you will find links to patent and trademark offices, search tips, classifications, citation information, statistics, books, and tutorials on patent searching. The patent-related information on this page is from the Engineering and Computer Science Library's online guide Introduction to Patents & Patent Searching.
UTL offers a workshop on Resources for Patents Research that is open to U of T students, faculty, staff, and startups. The workshop is offered approx. 1-2 times in an academic calendar year.
The U of T Scholarly Communication and Copyright Office consults with faculty and provides resources on Canadian copyright issues, including fair dealing and open access.
To be most effective in your search for patents you must determine how your invention works, NOT how you will use your invention.
Patent Classification is a system of codes designed to organize and index the technical content of patents.
The following are a selection of useful free web resources to help you with your patent searching. UTL also has a selection of books to guide you through the process of patent searching (TCard required).
OC Patent Lawyer has a guide to Conducting a Novelty Search.
CIPO's guide to patents includes tips on the patent process and how to interpret patent information.
USPTO offers a tutorial on How to conduct a preliminary U.S. Patent Search: A step-by-step strategy.
How to do a prior art search yourself - Henry.law
WIPO Magazine - Launching a new product: Freedom to operate
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