Tilaye Terrefe drafts and prosecutes patent applications for clients ranging from small startups to multinationals.

Areas covered by Tilaye’s  intellectual property (IP) practice include software, mechanical inventions, electronic circuits, telecommunications, touch detection technologies, image and data compression, digital signal processing of audio and video, cryptography, blockchains and wood composites.

Prior to joining McMillan, Tilaye worked as an engineer, designing and implementing innovative solutions, some of which became patented. While managing the IP department for a technology firm, he developed strategy and coordinated patent litigation efforts, giving him unique, first-hand understanding of the challenges facing many of his clients.


Rankings & Recognition

  • Winner of the University of Toronto Open Fellowship (1994-95)

Directorships & Affiliations

  • Professional Engineer – Member, Professional Engineers Ontario (PEO)
  • Intellectual Property Institute of Canada (Associate)

Education & Admissions

M.Sc., Electrical Engineering University of Toronto
B.Sc. (Honours), Electrical EngineeringUniversity of Toronto

Insights by Tilaye Terrefe (6 Posts)

Out with the New, In with the Old: The F.C.A. provides Clarity on its Ability to interpret Contracts

Sep 28, 2020

The FCA re-affirms the Kellogg and Clopay decisions regarding the Federal Court's ability to interpret contracts. For more details, please read the bulletin.

No Solution? No Problem! The Federal Court of Canada Puts a Dagger in the “Problem-Solution” Approach to Patent Claims Construction

Aug 27, 2020

Patents: the Federal Court has confirmed that the "problem-solution" approach to claims construction is not correct. For more details, read this bulletin.

Bill C-13 Receives Royal Assent: Change to the Canadian Patent Landscape in Response to COVID-19

Mar 27, 2020

All levels of Canadian government are taking extraordinary steps in response to the public health emergency of COVID-19.

Last Chance for Late National Phase Entry into Canada

Aug 9, 2019

It is official - Canada's new Patent Rules will come into force on October 30, 2019.

The Hague System For Industrial Designs is in Force in Canada

Nov 21, 2018

Canadian companies and designers can now seek to protect their industrial designs in multiple foreign jurisdictions through a single international application.

Short Window of Opportunity to Take Advantage of Canada’s Late National Phase Entry Regime

Nov 13, 2018

Canada is one of a few contracting states to the Patent Cooperation Treaty that permits late entry into national phase for an international patent application.