Rosamaria Longo

Rosamaria Longo

Senior Associate

Rosamaria Longo
Contact Information

Rosamaria Longo

Senior Associate

T 416.865.6630

F 416.865.6636



University of Saskatchewan, LL.B, 2002
University of Toronto, B.Sc., Specialist Neuroscience, 1999
Bar Admission

Ontario, 2003
About Gardiner Roberts LLP

For over 100 years, Gardiner Roberts has combined the benefits of a full-service law firm with the dexterity of a mid-sized one. Our focused, cross-disciplinary, one-team approach and commitment to understand your business joins our relevant expertise, immediacy and dedication to providing client-centric, hands-on service. 100% Canadian and fully independent, we offer a level of overall efficiency and cost-effectiveness that larger firms can't touch. Resisting "cookie-cutter" law, Gardiner Roberts has built its name - one rewarding client relationship at a time.

Executive Summary

Rosamaria Longo is a senior associate lawyer at Gardiner Roberts LLP and a member of the Intellectual Property Group. Rosamaria's principal area of practice is intellectual property litigation with a focus on litigation pursuant to the Patented Medicines (Notice of Compliance) Regulations.

Rosamaria has assisted clients with the acquisition, protection and enforcement of Intellectual property rights. She has represented clients in patent, trade mark and copyright litigation before the Federal Court of Canada. Rosamaria has also assisted clients with intellectual property commercial transactions which include preparing and negotiating, licensing, confidentiality and non-disclosure agreements, conducting due diligence analysis and preparing freedom to operate and clearance opinions.

Rosamaria is the Past Chair of the Toronto Intellectual Property Group, a member of the Litigation Committee of the Intellectual Property Institute of Canada, and the Intellectual Property Section of the Canadian Bar Association. She has presented on the topic of patent law to the Intellectual Property Fellowship Class of the Institute of Law Clerks of Ontario and has written articles on various aspects of intellectual property that have been published in the Toronto Law Journal, Canadian Corporate Counsel and IPIC Bulletin. She also regularly prepares case summaries for the Canadian Bar Association's IP Quarterly Review.

Rosamaria has a wide range of experience both in private practice as well as in-house. She has acted as in-house counsel to the Canadian Private Copying Collective, a not-for-profit organization which collects and distributes private copying royalties. She has also practiced intellectual property law in the Toronto office of a national law firm and at a prominent Toronto Intellectual property boutique law firm.


Professional Involvement
  • Past Chair of the Toronto Intellectual Property Group
  • Intellectual Property Institute of Canada (IPIC)
  • IPIC – Litigation Committee Member
  • Canadian Bar Association - Intellectual Property Section
  • Ontario Bar Association