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IP Services

Patents

Patents form the core of any IP portfolio.

For over 125 years, Ridout & Maybee LLP has helped some of Canada’s most successful companies in all aspects of patent law.

We have extensive experience in helping our clients navigate the intellectual property regime while commercializing their developed technologies, from assessing freedom to operate, to preparing, filing and securing patent protection.

Along with our in-depth knowledge of the complexities and nuances of patent prosecution, we possess extensive experience in representing clients in patent litigation proceedings.

Our practice includes over 30 lawyers and patent agents, many of whom are registered to practice before both the Canadian Patent Office and the USPTO. All of our lawyers and patent agents have science or engineering backgrounds, and most hold advanced degrees and/or have worked in industry.

Have a patent question or need more information? Let’s talk – view our list of patent professionals below to see which members of our team can help you get started

Our People

Kazim Agha

Patent Agent - Partner

Toronto

Charles A. Boulakia

Lawyer, Patent & Trademark Agent - Partner

Toronto

Timothy C. Bourne

Lawyer, Patent & Trademark Agent - Partner

Ottawa

Ken Bousfield

Lawyer, Patent & Trademark Agent - Counsel

Toronto

Mitchell B. Charness

Lawyer, Patent & Trademark Agent - Partner*

Ottawa

Steven Cheng

Lawyer, Patent Agent - Associate

Toronto

Giselle Chin

Lawyer, Patent Agent - Associate

Burlington

Meika Ellis

Lawyer - Associate

Ottawa

Peter R. Everitt

Lawyer, Patent & Trademark Agent - Partner*

Burlington

Marcus Gallie

Lawyer, Patent & Trademark Agent - Partner*

Ottawa

Lei Gao

Lawyer - Associate

Toronto

Rita Gao

Lawyer, Patent Agent - Associate

Toronto

Elliott J. Gold

Lawyer, Patent & Trademark Agent - Partner

Toronto

Gerald Gowan

Patent & Trademark Agent - Counsel

Burlington

David Greer

Lawyer, Patent & Trademark Agent - Partner*

Toronto

David J. Heller

Lawyer, Patent & Trademark Agent - Partner*

Toronto

Roland Joachim

Lawyer, Patent & Trademark Agent - Partner*

Toronto

Abbas Kassam

Lawyer - Associate

Toronto

Steven Leach

Lawyer, Patent & Trademark Agent - Partner*

Burlington

Bobby Leung

Lawyer, Patent Agent - Associate

Toronto

Linli Liu

Patent Agent Trainee

Toronto

Ken Ma

Lawyer, Patent Agent - Associate

Ottawa

Benjamin Mak

Lawyer, Patent & Trademark Agent - Partner

Toronto

Daphne L. Maravei

Lawyer, Patent & Trademark Agent - Partner

Ottawa

Stephen Martin

Lawyer, Patent & Trademark Agent - Partner

Toronto

Matthew Norwood

Lawyer, Patent Agent - Partner

Toronto

Dan Raymond

Patent Agent - Associate

Ottawa

Mark Sajewycz

Lawyer, Patent & Trademark Agent - Partner

Toronto

Victoria Townsend

Patent Agent - Associate

Toronto

Christine Wong

Patent Agent - Partner

Toronto

Zhengxiao (Roy) Yang

Lawyer, Trademark Agent - Associate

Ottawa

Huijuan (Amanda) Zhang

Patent Agent Trainee

Ottawa

Recent IP & Firm News

court house columns

Changes to Canadian Patent Law – Updated Fees

In light of the recent changes to Canadian patent law and practice, effective October 30, 2019, we have made a number of important amendments to our schedule of fees for patents.

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business not as usual

Business Not As Usual: Adapting to Canada’s Streamlined Patent Regime

As discussed in our previous article, the Government of Canada is modernizing the Canadian patent regime.

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Federal Court Logo

Jurisdiction of the Federal Court over IP contract disputes

The Federal Court has both concurrent and exclusive jurisdiction over various IP matters and is the most common forum to bring IP disputes.

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President Donald J. Trump is joined by Mexican President Enrique Pena Nieto and Canadian Prime Minister Justin Trudeau

U.S.-Canada-Mexico Agreement promises to enhance IP protection in Canada

An agreement in principle was reached on September 30, 2018 between the U.S. and Canada to replace NAFTA with the “United States – Mexico – Canada Agreement” (USMCA).

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Binders of paper

“Consisting essentially of” in Canadian Claim Construction

Due to the flexible nature of the law of claims construction in Canada, the construction of the commonly used transitional phrase, “consisting essentially of,” may surprise those not familiar with Canadian patent practice. As such, when preparing patent applications for filing in Canada, the term should be used with caution.

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test tubes with blue liquid

Up to 2 years of Additional Patent Protection Now Available in Canada for Qualifying Pharmaceutical Products

As part of the Comprehensive Economic and Trade Agreement (CETA) between Canada and the European Union, Canada has implemented European-style patent term extensions for certain drug products.  Eligible patents can receive up to two years of additional protection, to offset delays in receiving marketing approval from Health Canada.

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