Skip to content
Global Guide 2022

Ranked in 2 Practice Areas
Ranked in Guides

About

Provided by Elizabeth S Weiswasser

Global

Practice Areas

Elizabeth S. Weiswasser is Co-Chair of Weil’s global Litigation Department, as well as Co-Head of Weil’s global Patent Litigation and Life Sciences practices. With more than twenty-five years of experience, she is lead counsel on behalf of some of the most sophisticated pharmaceutical, biotechnology, and medical device 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.

Ms. Weiswasser has received wide recognition from clients, her 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. She is licensed to practice before the Patent and Trademark Office.

Personal

Northwestern University (BA); University of Chicago Law School (JD)

Chambers Review

Provided by Chambers

Global

Intellectual Property: Patent - USA
2
Band 2

Elizabeth Weiswasser maintains a respected patent disputes practice which regularly sees her represent clients before the Federal Circuit, district courts and the ITC.
"She is a smart and experienced litigator." "Elizabeth is articulate and quick on her feet, with an intellectual intensity and emotional intelligence that's hard to find."


Life Sciences: IP/Patent Litigation - USA
3
Band 3

As co-head of the firm's patent litigation 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.
"She is extremely helpful and responsive, and truly partners with the client to get the best result for the business." "She is a smart and experienced litigator."

Discover other Lawyers at
Weil, Gotshal & Manges LLP

Provided by Chambers
Filter by
Band

China

Corporate/M&A: China-based (International Firms)

3
Charles Ching
3
Band 3
Corporate/M&A: Hong Kong-based (International Firms)

3
Timothy Gardner
3
Band 3
5
Henry Ong
5
Band 5
U
Chris Welty
U
Up and Coming

France

Banking & Finance

3
Olivier Jauffret
3
Band 3
5
James Clarke
5
Band 5
Corporate/M&A: High-end Capability

2
Claude Serra
2
Band 2
3
Yannick Piette
3
Band 3
Litigation

1
Didier Malka
1
Band 1

Germany

Corporate/M&A: Mid-Market

2
Gerhard Schmidt
2
Band 2
Dispute Resolution: Litigation

5
Britta Grauke
5
Band 5

UK

Banking & Finance

2
Tom Richards
2
Band 2
4
Chris McLaughlin
4
Band 4
5
Paul Hibbert
5
Band 5
6
Reena Gogna
6
Band 6
Capital Markets: Securitisation

2
Jacky Kelly
2
Band 2
Competition Law

2
Jenine Hulsmann
2
Band 2
Restructuring/Insolvency

2
Andrew J O Wilkinson
2
Band 2
4
Neil Devaney
4
Band 4
Tax

5
Jenny Doak
5
Band 5
20 of 54 results