Protecting Great Ideas for More than 56 Years

We’ve helped innovative companies around the world to protect their intellectual property (IP) for more than 56 years. Bringing decades of technical patent experience and sector-specific knowledge to every engagement, we tailor our process to your unique requirements. If you are looking to file an application for patent, trademark or industrial design protection in Canada, consider making Kirby your partner in IP protection.

Protecting Great Ideas for More than 56 Years

We’ve helped innovative companies around the world to protect their intellectual property (IP) for more than 56 years. Bringing decades of technical patent experience and sector-specific knowledge to every engagement, we tailor our process to your unique requirements. If you are looking to file an application for patent, trademark or industrial design protection in Canada, consider making Kirby your partner in IP protection.

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Your IP

Our seasoned IP protection specialists focus exclusively on preparation, filing and prosecution of patent, trademark and industrial design applications in Canada and around the world.

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A Tradition of Getting Results

Since Peter Kirby founded our firm in 1959, we have been dedicated to obtaining the broadest possible protection for our clients’ great ideas.

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Service Starts with People

When you engage our team, you have direct access to senior professionals with decades of experience — focused on meeting your unique IP protection needs.

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We Make Filing Simpler

We don't need reams of documentation to get started. With just your PCT application number, we can begin the process today to secure your intellectual property in Canada.

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Read our blog and scroll through our news feed for the latest insights into IP protection trends and developments.

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Keep Up With What’s Going On At Kirby

Canada Invents – Insulin

March 30, 2016

One of Canada’s greatest triumphs in the field of medicine was the discovery of insulin in 1922. This groundbreaking finding opened the doors to medical research in Canada and the patenting of insulin surprisingly played a key role in spurring Canadian innovation.

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Product-By-Process Claims

February 10, 2016

Product-by-process claims are certainly permitted in Canada, and in fact threshold requirements for novelty and utility can be quite low. That being said, product-by-process claims may be more difficult to enforce and consideration of whether such a claim is appropriate should be made on a case-by-case basis.

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Canada Invents – Snowmobile

January 27, 2016

Clever Canadians throughout history have worked tirelessly to solve vexing problems through the development of novel inventions and innovative thought. While the snowmobile may have been developed with the quintessentially Canadian problem of snowy winters in mind, its impact reaches far beyond Canadian borders.

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Voluntary Prior Art Submissions

December 2, 2015

Many U.S. practitioners will tell you that providing prior art (i.e. publically available information) before issuance of a patent application is quite an onerous requirement. Understandably, a common question we encounter in Canada from clients is whether Canada has a similar legal requirement?

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Legal Representative Declarations & Assignments

November 23, 2015

Canadian Patent Rules state requirements on how to proceed when the inventor is not the applicant through legal representative declarations. However, the provisions of the Patent Act with respect to assignments do not appear to be entirely consistent with the provisions of the revised Patent Rules.

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