Teresa A. Reguly

Teresa A. Reguly

Toronto: 416.865.7316
Fax 416.865.7380


PhD (Molecular and Medical Genetics), 2003
University of Toronto
JD, 2006
University of Toronto
Registered Patent Agent, (highest overall exam mark in Canada), 2008
Canadian Patent Office
BSc (Molecular and Medical Genetics, With High Distinction), 1998
University of Toronto

Bar Admissions

Ontario, 2007


Teresa's practice focuses on advising clients that sell regulated products in the food, pharmaceutical, biotechnology and medical device industries. Teresa advises on intellectual property and regulatory issues, in particular, patent and regulatory matters in the chemical, biochemical and pharmaceutical fields, and has experience with drafting, filing and prosecuting patent applications, and advising on validity, patentability and infringement of intellectual property rights.

Teresa has been involved in drafting and negotiating IP licensing, research and development, co-promotion, marketing and confidentiality agreements for her clients, and provides guidance in Food and Drugs Act compliance, establishment licensing, product licensing, packaging and labeling, drug pricing and formulary listings.

She also has expertise in advertising and promotion of consumer products, food and health products, as well as mandatory reporting and corrective actions. She also advises clients in a range of industries on privacy issues, cross-border transfer of personal information, and compliance with privacy law obligations.

Teresa is a registered patent agent in Canada. In September 2009, she was awarded for having achieved the highest overall mark in Canada on the 2008 patent agent exams.

Representative Work

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Chambers Canada—Leading lawyer in life sciences: regulatory/compliance (2019-2021)

The Legal 500 Canada—Next generation lawyer in intellectual property (2021)

LMG Life Sciences—Life Sciences Star in regulatory (2020)

The Canadian Legal Lexpert Directory—Leading lawyer to watch in intellectual property (2017); repeatedly recommended in biotechnology (2018-2020)

Who’s Who Legal—Leading Canadian lawyer in life sciences (2019-2020)

Chambers Global—Associate to watch in intellectual property (2011-2012)



Professional Involvement

Teresa worked with the LSUC on an e-Course titled “Privacy Law Basic for Business Lawyers”. The e-Course explains the privacy law obligations of a corporation in three situations: on an ongoing basis, in the course of a transaction, and upon a privacy breach. It provides a foundation in privacy law for business lawyers of all experience levels.

Before joining Torys, Teresa was a research associate at the Samuel Lunenfeld Research Institute in Toronto.

Memberships and Affiliations

Teresa is a member of the Toronto Intellectual Property Group, the Intellectual Property Institute of Canada and the American Intellectual Property Law Association. She is also on the Global Committee for the Food and Drug Law Institute.