Daphne Lainson
Partner, Ottawa
Barrister and Solicitor,
Patent and Trademark Agent


Phone: 613.232.2486
Fax: 613.232.8440
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Ontario Bar 2001
  • Queen's University B.Sc. Hons. (Chemistry) 1994
  • Queen's University M.Sc. (Chemistry) 1996; thesis titled A computational study of lithium cation and sodium cation interaction with sulfuryl and phosphoryl species
  • University of Windsor LL.B. 1999
  • Registered Trademark Agent 2001
  • Registered Patent Agent 2002
  • Registered to practise before the United States Patent and Trademark Office

Daphne Lainson specializes in securing patent protection for chemical, pharmaceutical and biotechnology related inventions. She is a lawyer, a qualified patent and trademark agent, and holds an advanced degree in chemistry. She has been assisting clients with securing patent protection for their innovations for almost two decades.

Daphne champions and safeguards the intellectual property rights of her clients, protecting their inventions in new drugs, biologics, medical devices, consumer products, agrochemicals, specialty chemicals, industrial chemical processes, oil, gas and petrochemicals.

She also provides advice to clients on pharmaceutical regulatory law. This includes providing strategic advice during patent prosecution and following patent grant for both pharmaceuticals and biologics. She is called upon to advise innovative pharmaceutical and biopharmaceutical companies in matters relating to data protection, the Patented Medicines (Notice of Compliance) Regulations, Certificates of Supplementary Protection and the Patented Medicine Prices Review Board.

Daphne is sought after to provide advice and guidance to many of the top global innovators with clients and colleagues calling her “indispensable” for life science issues and has “deep knowledge of the area, provides practical, well-grounded advice and is highly responsive. The overlap between patent and regulatory law is one of her specialities” (IAM Patents 1000, 2018).  

She is actively involved in the American Intellectual Property Law Association (AIPLA). She is an AIPLA Fellow, and Vice-Chair of the Food and Drug Law Committee.  She is also past chair of the AIPLA IP Practice in Japan Committee, of the AIPLA Mentoring Committee and of the AIPLA Women in Intellectual Property Law Committee.

She plays a leading role in client relations management within the firm, particularly in key industrial markets, such as the U.S., Japan and Germany.

Rankings and recognition

  • Named in the 2019 inaugural edition of WIPR Influential Women in IP, recognizing 80 international female leaders in IP
  • Recognized in the 2018 edition of IAM Patent 1000, The World’s Leading Patent Professionals
  • Recognized in the 2017 edition of Euromoney's Expert Guides: Patents
  • Recognized as a World IP Review Leader since the inaugural edition in 2016
  • Recognized annually since 2014 in Euromoney's Expert Guides: Women in Business Law as a top female legal practitioner in the area of patents
  • Recognized annually in The Best Lawyers in Canada under Biotechnology Law since 2014 and Intellectual Property Law since 2015
  • Recognized annually in The Canadian Legal LEXPERT® Directory under Intellectual Property and Biotechnology since 2013
  • Recognized annually in Who's Who Legal: Canada under Patents since 2016
  • Recognized annually in Who's Who Legal: Patents under Patent Agents since 2016
  • Recognized annually as an 'IP Star' since the inaugural edition in 2014 of Managing Intellectual Property’s IP Stars Handbook: Patents
  • The only Canadian to be nominated by Euromoney LMG Americas Women in Business Law Awards as a Rising Star in 2013
  • Named by Lexpert as one of Canada's 2012 Rising Stars — Leading Lawyers Under 40
  • Named Ottawa Businesswoman of the Year 2011 in the professional category by the Women's Business Network of Ottawa
Chemical & Industrial Biotechnology
Life Sciences
IP Management & Strategic Counselling
Life Sciences — Regulatory & Compliance
Agricultural Sciences


  • Member, The Canadian Association for Healthcare Reimbursement
  • Member, Canadian Association of Professionals in Regulatory Affairs
  • Member, Drug Information Association
  • Fellow, Intellectual Property Institute of Canada
  • Fellow, American Intellectual Property Law Association; Chair of the Food and Drug Law Committee; Past co-chair of the Japan Practice Committee; past Chair of the Mentoring Committee; and past Chair of the Women in Intellectual Property Law Committee
  • Member, Chemical Institute of Canada, Canadian Society for Chemistry
  • Member, The Women's Business Network of Ottawa
  • Member, Canadian Bar Association; member of the Patent Committee

Speaking engagements

  • "IP Law in Mexico, Canada and the US — What Every General Counsel Needs to Know," (speaker), virtual discussion, In The House, April 25, 2019
  • "Patent Rights in Canada - an update on recent developments," (co-presenter: Yoon Kang), Life Sciences Patent Network (LSPN) North America, San Francisco, CA, October 16, 2018
  • "The increasing challenges of securing worldwide patent protection on living organisms", (Speaker), AIPLA Spring Meeting, Seattle, May 15, 2018
  • "Managing Exclusivities in Canada:  The Patent-Regulatory Environment,” (co-presenter: Yoon Kang), C5 Pharma & Biotech Patent Litigation 2018, Amsterdam, The Netherlands, February 2018
  • “Post-Final Practice – Understanding Your Options at the End of the Line,” (Speaker), 91st Annual Meeting, Intellectual Property Institute of Canada, October 2017
  • “Strategy Considerations for Patent Procurement Worldwide: A Panel of International Experts,” (Speaker) Midwest IP Institute, September 2017
  • “Patent Protection for Pharma and Biotechnology,” (Speaker) webcast hosted by The Knowledge Group, Wednesday, July 19, 2017
  • “Canadian IP Portfolio Management within the Global Context,” (Speaker) LSIPR Life Sciences Patent Network North America Conference, June 1, 2017 
  • “Hatch-Waxman vs. PMNOC Regs: Claim Drafting & Other Patent-Regulatory Issues,” (Speaker) AIPLA Mid-Winter Institute, February 2, 2017
  • “Patent Listing and Data Protection: A Primer for Regulatory Affairs Professionals,” (Speaker), CAPRA Dinner Meeting, Dorval, QC, January 2016
  • “Biosimilars are Off and Running: A Litigation and Regulatory Update” (Moderator), AIPLA Annual Meeting, 2015
  • "Subsequent Entry Biologics (SEBs) – Canada," (Speaker) AIPLA Mid-Winter meeting , Las Vegas, NV, January 2012; AIPLA webinar, March 2012
  • "Making contributions visible," (Speaker) 3rd Annual Women in Law conference, Calgary, AB, October 2009
  • "Partnerships: Policy and Research at the Crossroads: University-Industry Research Collaborations," (Speaker) 58th Canadian Chemical Engineering Conference, Ottawa, October 2008
  • "Patenting Therapeutic/Diagnostic Delivery Devices—Maximizing Marketing Potential," (Speaker) BioNorth Conference on Driving Global Innovation and Commercialization Through Partnerships, Ottawa, November 2007



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