Patent Litigation
Patent Litigation
Our Patent Litigation team is a proud partner to the world’s most innovative life sciences and technology companies. Our experience successfully handling high-stakes patent matters, joined with Paul, Weiss's legendary litigation capabilities, enable us to provide comprehensive strategies to protect our clients’ most valuable innovations that extend well beyond traditional patent litigation.
Industries
We have litigated a wide variety of jury cases, bench trials, Federal Circuit appeals and U.S. Patent and Trademark Office interferences and other proceedings across a wide range of technical areas, including:
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Events & Publications
Federal Circuit Expands Qualifying Investments for Domestic Industry at the International Trade Commission
- Mar 07, 2025
- Publications
Federal Circuit Expands Qualifying Investments for Domestic Industry at the International Trade Commission
The U.S. Court of Appeals for the Federal Circuit recently held that labor and capital for sales, marketing, warehousing, quality control and distribution are cognizable activities for the economic prong of a complainant’s domestic…
Intellectual Property Litigation: Second Circuit Affirms That Scanning and Distribution of Print Books by Nonprofit is Not Transformative Fair Use
- Feb 17, 2025
- Publications
Intellectual Property Litigation: Second Circuit Affirms That Scanning and Distribution of Print Books by Nonprofit is Not Transformative Fair Use
Litigation partners Catherine Nyarady and Crystal Parker’s latest intellectual property litigation column, “Second Circuit Affirms That Scanning and Distribution of Print Books by Nonprofit is Not Transformative Fair Use,” appeared in …
Liz Weiswasser Discusses Her Team’s Lateral Move to Paul, Weiss in The American Lawyer
- Jan 17, 2025
- Publications
Liz Weiswasser Discusses Her Team’s Lateral Move to Paul, Weiss in The American Lawyer
Litigation Co-Chair Liz Weiswasser spoke with The American Lawyer about her lateral move to Paul, Weiss with litigation partner Anish Desai and their work to bring over 18 other colleagues in the weeks that followed.
Paul, Weiss Welcomes Two Leading Life Science and Technology Litigators in New York
- Nov 20, 2024
- Firm News
Paul, Weiss Welcomes Two Leading Life Science and Technology Litigators in New York
Elizabeth “Liz” Stotland Weiswasser and Anish R. Desai will join the firm as partners in its Litigation Department, resident in New York. Liz, who will be co-chair of the Litigation Department, and Anish are nationally recognized for…
European Commission Issues First Fine for Abusive Patent Game-Playing and Disparagement
- Nov 06, 2024
- Publications
European Commission Issues First Fine for Abusive Patent Game-Playing and Disparagement
The European Commission recently fined pharmaceutical company Teva €462.6 million for allegedly artificially extending the length of certain Teva patents in an effort to delay competitor entry, and systematically disparaging the…
Intellectual Property Litigation: Federal Circuit To Decide Constitutionality Of ‘Bad Faith’ Patent Litigation Statutes
- Jul 10, 2024
- Publications
Intellectual Property Litigation: Federal Circuit To Decide Constitutionality Of ‘Bad Faith’ Patent Litigation Statutes
Litigation partners Catherine Nyarady and Crystal Parker’s latest intellectual property litigation column, “Federal Circuit To Decide Constitutionality Of ‘Bad Faith’ Patent Litigation Statutes,” appeared in the July 10 issue of the…
Intellectual Property Litigation: The Battle Over Design Patent Obviousness: Will The ‘Rosen-Durling’ Test Continue to Govern Future Design Patent Obviousness Inquiries?
- Mar 13, 2024
- Publications
Intellectual Property Litigation: The Battle Over Design Patent Obviousness: Will The ‘Rosen-Durling’ Test Continue to Govern Future Design Patent Obviousness Inquiries?
Litigation partners Catherine Nyarady and Crystal Parker’s latest Intellectual Property Litigation column, “The Battle Over Design Patent Obviousness: Will The ‘Rosen-Durling’ Test Continue To Govern Future Design Patent Obviousness…
Intellectual Property Litigation: Distinguishing Unexpected Results In Evaluating Non-Obviousness
- Jul 12, 2023
- Publications
Intellectual Property Litigation: Distinguishing Unexpected Results In Evaluating Non-Obviousness
Litigation partners Catherine Nyarady and Crystal Parker’s latest Intellectual Property Litigation column, “Distinguishing Unexpected Results In Evaluating Non-Obviousness,” appeared in the July 12 issue of the New York Law Journal.
Katherine Forrest, Nationally Preeminent Litigator and Former Federal District Judge, Joins Paul, Weiss
- Jan 17, 2023
- Firm News
Katherine Forrest, Nationally Preeminent Litigator and Former Federal District Judge, Joins Paul, Weiss
Katherine B. Forrest—a nationally preeminent litigator, former federal district judge for the Southern District of New York and former deputy assistant attorney general in the U.S. Department of Justice’s Antitrust Division—has joined …
Intellectual Property Litigation: Supreme Court To Address Extraterritorial Scope of the Lanham Act
- Jan 13, 2023
- Publications
Intellectual Property Litigation: Supreme Court To Address Extraterritorial Scope of the Lanham Act
Litigation partners Catherine Nyarady and Crystal Parker’s latest intellectual property litigation column, “Supreme Court To Address Extraterritorial Scope of the Lanham Act,” appeared in the January 11 issue of the New York Law…
Awards & Recognition
Paul, Weiss Shortlisted for Several Global Competition Review Awards
- Feb 04, 2025
- Awards
Paul, Weiss Shortlisted for Several Global Competition Review Awards
Global Competition Review shortlisted Paul, Weiss in several categories in its annual GCR Awards, which recognize the cases, law firms, lawyers and enforcers who excelled in the competition and antitrust space over the past year.
Bloomberg Law Lists Arrivals of Liz Weiswasser, Anish Desai and Jim Langston Among Top Lateral Moves of 2024
- Dec 26, 2024
- Awards
Bloomberg Law Lists Arrivals of Liz Weiswasser, Anish Desai and Jim Langston Among Top Lateral Moves of 2024
The arrivals of Paul, Weiss Litigation Department Co-Chair Liz Weiswasser and litigation partner Anish Desai, and corporate partner Jim Langston were featured by Bloomberg Law as among the 11 most notable lateral moves in Big Law this …
Paul, Weiss Shortlisted for Seven Benchmark Litigation U.S. Awards
- Jan 10, 2025
- Awards
Paul, Weiss Shortlisted for Seven Benchmark Litigation U.S. Awards
Benchmark Litigation named Paul, Weiss a finalist across seven categories in its annual U.S. awards, which spotlight the litigators and firms that led the most impactful matters over the past year.
Karen Dunn, Bill Isaacson, Catherine Nyarady and Erin Morgan Recognized by The American Lawyer for Qualcomm Trial Win
- Jan 09, 2025
- Awards
Karen Dunn, Bill Isaacson, Catherine Nyarady and Erin Morgan Recognized by The American Lawyer for Qualcomm Trial Win
Litigation partners Karen Dunn, Bill Isaacson, Catherine Nyarady and Erin Morgan were recognized in The American Lawyer’s “Litigation Daily” column for winning a decisive jury verdict for Qualcomm Incorporated.
Jonathan Ashtor and Catherine Nyarady Named to IAM Strategy 300
- Aug 15, 2024
- Awards
Jonathan Ashtor and Catherine Nyarady Named to IAM Strategy 300
IAM named corporate partner Jonathan Ashtor and litigation partner Catherine Nyarady to its “IAM Strategy 300: The World’s Leading IP Strategists 2024.”
Kannon Shanmugam, Jaren Janghorbani and Crystal Parker Recognized by The American Lawyer for Second Circuit Victory on Behalf of Syntel
- Jun 02, 2023
- Awards
Kannon Shanmugam, Jaren Janghorbani and Crystal Parker Recognized by The American Lawyer for Second Circuit Victory on Behalf of Syntel
Litigation partners Kannon Shanmugam, Jaren Janghorbani and Crystal Parker and their Paul, Weiss team were named sole “Litigator of the Week” runners up by The American Lawyer for their Second Circuit win zeroing out a $570 million…
Paul, Weiss Recognized as 2022 “Fintech Group of the Year” By Law360
- Feb 22, 2023
- Awards
Paul, Weiss Recognized as 2022 “Fintech Group of the Year” By Law360
Paul, Weiss was named a Law360 “Fintech Group of the Year” for its many achievements in the fintech industry in 2022.
Paul, Weiss Shortlisted in Three Categories for LMG Life Sciences Americas Awards
- Jul 22, 2022
- Awards
Paul, Weiss Shortlisted in Three Categories for LMG Life Sciences Americas Awards
Paul, Weiss is shortlisted in three categories in LMG Life Sciences’ 2022 LMG Life Sciences Americas Awards. The firm is a contender for “General Patent Litigation Firm of the Year.”
Paul, Weiss Life Sciences Practice Named Law360 “Practice Group of the Year”
- Feb 15, 2022
- Awards
Paul, Weiss Life Sciences Practice Named Law360 “Practice Group of the Year”
Paul, Weiss won Law360 “Practice Group of the Year” recognition for its achievements in 2021 in the Life Sciences category.
Jennifer Gordon Recognized by The American Lawyer for Genentech Patent Victory
- Jan 21, 2022
- Awards
Jennifer Gordon Recognized by The American Lawyer for Genentech Patent Victory
Litigation counsel Jennifer Gordon was recognized by The American Lawyer’s “Litigation Daily” column for winning summary judgment for Genentech in patent litigation brought by Baxalta Inc. in the District of Delaware.