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About
Provided by Elizabeth Weiswasser
Practice Areas
Elizabeth S. Weiswasser is Co-Chair of Weil’s global Litigation Department. With three decades of experience, she is regarded as one of the country’s foremost patent litigators, frequently serving as lead counsel on behalf of some of the most sophisticated pharmaceutical, biotechnology, medical device, and consumer products companies in the world, and is known for her ability to marry deep scientific and patent law expertise, for achieving excellent results in federal court litigation and IPR proceedings before the U.S. Patent Office, and for her strategic counseling in the space. Liz has received wide recognition from clients, peers, and the broader life sciences industry as a leader in the life sciences and patent litigation fields, and particularly as one of the top women in the profession. She is a former law clerk to Judge Alan D. Lourie of the U.S. Court of Appeals for the Federal Circuit, and served as an Adjunct Professor of Law at NYU Law School, where she taught Biotechnology/Life Sciences Patent Law.
Personal
Northwestern University (BA); University of Chicago Law School (JD).
Chambers Review
USA
Elizabeth Weiswasser maintains a respected patent disputes practice which regularly sees her represent clients before the Federal Circuit, district courts and the ITC.
Elizabeth Weiswasser is a respected litigator who offers notable expertise across a number of technical patent matters. She routinely advises clients on disputes relating to the medical device and pharmaceutical industries.
As cohead of the firm's patent litigation and life sciences practice, Elizabeth Weiswasser is frequently called upon to handle complex patent disputes on behalf of leading life sciences companies. She is well versed in a variety of contentious matters and regularly appears before the PTAB, ITC and district courts.
Strengths
Provided by Chambers
"An accomplished life sciences litigator."
"I can't say enough about Liz in terms of how strategic and thoughtful she is."
"Elizabeth is a skilled and persuasive advocate, as well as a masterful strategist."
"Liz is adept at taking complex technology and facts and weaving them into a persuasive and easy to understand narrative."
"Elizabeth is very thoughtful and strategic."
"Elizabeth is a skilled and persuasive advocate as well as a masterful strategist."
"Liz is adept at taking complex technology and facts and weaving them into a persuasive and easy to understand narrative."
"Elizabeth is very thoughtful and strategic."
"An accomplished life sciences litigator."
"I can't say enough about Liz in terms of how strategic and thoughtful she is."
"Elizabeth is a skilled and persuasive advocate, as well as a masterful strategist."
"Liz is adept at taking complex technology and facts and weaving them into a persuasive and easy to understand narrative."
"Elizabeth is very thoughtful and strategic."
"Elizabeth is a skilled and persuasive advocate as well as a masterful strategist."
"Liz is adept at taking complex technology and facts and weaving them into a persuasive and easy to understand narrative."
"Elizabeth is very thoughtful and strategic."
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