Warren Sprigings

B.A.Sc., LL.B.

Warren Sprigings is the founder of Sprigings Intellectual Property Law. Warren has practiced exclusively in the area of intellectual property since his call to the Ontario Bar in 1992.

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Warren Sprigings

Founder

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Biography

Warren’s practice has focused on litigation in the pharmaceutical industry including Patented Medicines (Notice of Compliance) proceedings, patent infringement / validity proceedings, trade-mark actions and oppositions and damage quantifications. Warren is a registered Canadian Patent and Trade-mark Agent, as well as a registered U.S. Patent Agent. His experience includes drafting and prosecuting patent and trade-mark applications. See case work

Expertise

  • Intellectual Property
  • Pharmaceuticals
  • Patents
  • Trade-marks

Carol Hitchman

B.A., LL.B.

Carol’s practice is primarily focused on intellectual property litigation. She has appeared before all levels of the Federal Court and the Ontario Court, as well as the Supreme Court of Canada. She practices in the area of pharmaceutical patents as well as trade-mark and copyright matters.

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Carol Hitchman

Counsel

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Biography

Carol has been involved in cases relating to basic compound patents, formulation patents and use patents and has been involved extensively in litigation relating to trade-marks for the appearance of pharmaceuticals. Carol has written numerous papers and given presentations for the Intellectual Property Institute of Canada (IPIC), the Law Society of Upper Canada and the Canadian Bar Association, including presentations to Federal Court judges and prothonotaries. Carol has taught Patent Agent Tutorials for IPIC as well as the IPIC’s McGill Patents course. Carol is also a regular contributor to the Federated Press IP Bulletins.

Expertise

  • Intellectual Property
  • Registered Patent and Trade-mark Agent

Dale E. Schlosser

B.Sc.(Hons.), LL.B.

Dale is a certified specialist in intellectual property (trade-mark/patent/copyright). He is also a Canadian patent agent and trade-mark agent and is registered to practice before the United States Patent and Trademark Office.

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Dale Schlosser

Counsel

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Biography

Dale was called to the bar of Ontario in 1992 after obtaining his law degree, LLB, from York University (Osgoode Hall Law School) and a B.Sc. (First Class Honours Chemistry) from the University of New Brunswick. Dale is counsel in intellectual property matters including the Superior Court of Justice of Ontario, Federal Court, Federal Court of Appeal and advocacy before the Trade Marks Opposition Board. Dale was previously a partner and chair of the intellectual property group at a national law firm and has written numerous articles on various aspects of intellectual property including patent disclaimers, use of trademarks with services and appeals of orders of prothonotaries in Federal Court. See case work

Expertise

  • Intellectual Property
  • Patents
  • Chemistry

Mary McMillan

B.Sc., B.A.Sc., LL.B.

Mary McMillan has practiced exclusively in the area of intellectual property law. Mary’s practice is focussed on patent related matters, with a particular emphasis on pharmaceutical, biotechnological and chemical matters.

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Mary McMillan

Senior Associate

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Biography

Mary McMillan has practiced exclusively in the area of intellectual property law. Mary’s practice is focussed on patent related matters, with a particular emphasis on pharmaceutical, biotechnological and chemical matters. In particular, her practice focuses on patent litigation support and patent infringement and validity opinions in the pharmaceutical area including proceedings under the Patented Medicines (Notice of Compliance) proceedings. Mary also has experience in patent drafting and prosecution and freedom to operate analysis. See case work

Expertise

  • Intellectual Property
  • Patents
  • Licensing and Manufacturing/Drug Supply Agreements
  • Life Sciences

Christopher G.T. Tan

B.Sc.(Hons.), LL.B.

Christopher G.T. Tan practices exclusively in the area of intellectual property litigation, with particular emphasis on commercial disputes regarding intellectual property law and actions to recover damages and accounting of profits in relation to patents, trademarks, and copyright.

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Christopher G.T. Tan

Senior Associate

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Biography

Christopher G.T. Tan practices exclusively in the area of intellectual property litigation, with particular emphasis on commercial disputes regarding intellectual property law and actions to recover damages and accounting of profits in relation to patents, trademarks, and copyright. Christopher has experience in patent and trade-mark infringement/invalidity proceedings and proceedings commenced under the Patented Medicines (Notice of Compliance) Regulations and has appeared as counsel before the Trade-marks Opposition Board, the Ontario Superior Court of Justice, the Federal Court and the Federal Court of Appeal. Christopher is also a Registered Canadian Trade-mark Agent. See case work

Expertise

  • Intellectual Property
  • Commercial Disputes
  • Trade-marks

Mingquan Zhang

B.Sc., Ph.D., J.D.

Mingquan Zhang practices exclusively in the area of intellectual property law. Mingquan completed his J.D. degree at the University of Toronto. Prior to law school, Mingquan received a Bachelor of Science degree in Chemistry from Peking University and a Ph.D. degree in Chemistry from the University of Toronto.

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Mingquan Zhang

Associate

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Biography

Dr. Zhang practices exclusively in the area of intellectual property law with a focus on proceedings under the Patented Medicines (Notice of Compliance) Regulations.Dr. Zhang completed his J.D. degree at the University of Toronto. Prior to law school, Mingquan received a Bachelor of Science degree in Chemistry from Peking University and a Ph.D. degree in Chemistry from the University of Toronto. See case work

Expertise

  • Intellectual Property
  • Chemistry
  • Pharmaceuticals

Meghan A. Dureen

B.Sc., Ph.D., J.D.

Meghan Dureen practices exclusively in the area of intellectual property law with a focus on proceedings under the Patented Medicines (Notice of Compliance) Regulations. Dr. Dureen completed her J.D. at the University of Toronto.

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Meghan Dureen

Associate

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Biography

Meghan Dureen practices exclusively in the area of intellectual property law with a focus on proceedings under the Patented Medicines (Notice of Compliance) Regulations. Dr. Dureen completed her J.D. at the University of Toronto. Prior to law school, Dr. Dureen received a Bachelor of Science in Chemistry from the University of British Columbia and a Ph.D. in Chemistry from the University of Toronto. Her research has been published in scientific journals including the Journal of the American Chemical Society, Inorganic Chemistry and Organometallics.

Expertise

  • Intellectual Property
  • Patents
  • Chemistry

Kristina Zilic

B.Sc., M.Sc., J.D.

Kristina Zilic joined Sprigings Intellectual Property Law in July 2016 after completing her J.D. at the University of Ottawa. Before attending law school, Kristina earned her Master of Science in Biology with a Collaborative Degree in Environment and Sustainability at the University of Western Ontario.

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Kristina Zilic

Associate

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Biography

Kristina Zilic joined Sprigings Intellectual Property Law in July 2016 after completing her J.D. at the University of Ottawa. Before attending law school, Kristina earned her Master of Science in Biology with a Collaborative Degree in Environment and Sustainability at the University of Western Ontario. Her thesis examined the population genetic structure of the pitcher plant mosquito across multiple spatial scales using AFLP markers. Kristina also earned her Bachelor of Science at the University of Western Ontario. At the 2015 Ontario Trial Lawyers Association Cup, Kristina won the Bonn Law Award for Best Cross-Examination. In 2014, she competed in the University of Ottawa Negotiation Competition at Dentons Canada LLP. Kristina has co-authored an article on the impact of competition law in the mediation of patent disputes.

Expertise

  • Intellectual Property
  • Biology