Representative Work

Results That Speak for Themselves

Amscan / Party City: Pre-suit patent enforcement defense (novelty light-up ice cubes and light-up festive necklaces)

Patent Preparation, Filing, and Prosecution

Whaleco Inc. d/b/a Temu v. P.S. Products, Inc

Patent Preparation, Filing, and Prosecution

Monsta Athletics LLC v. Rawlings Sporting Goods Co. and Easton Diamond Sports LLC (C.D. Cal.); Easton Diamond Sports, LLC v. Monsta Athletics, LLC (C.D. Cal.)

Patent Litigation

4WEB, Inc. v. NuVasive, Inc. (S.D. Cal.)

Patent Litigation

Corteva Agriscience LLC v. Inari Agriculture, Inc. et al. (D. Del.)

Patent Litigation

Tracer Imaging LLC v. Mixtiles, Ltd. et al. (D. Del.)

Patent Litigation

UAB Pulsetto v. electroCore, Inc. (D.N.J.)

Patent Litigation

Representative Interferences & PTAB Proceedings (Lead Counsel)

Patent Litigation

Biogen / Harvard v. Pharmacia (Sweden)

Patent Litigation

Biogen / Harvard University v. Sumitomo (Japan)

Patent Litigation

Biogen v. Scitech (Singapore)

Patent Litigation

Biogen v. BTG (Israel)

Patent Litigation

Biogen v. Amgen (Japan)

Patent Litigation

Epix v. Bracco (France, Germany, Netherlands)

Patent Litigation

Biogen v. Medeva (UK)

Patent Litigation

Boehringer Ingelheim v. Bioferon (Germany)

Patent Litigation

Biogen v. Boehringer Ingelheim (Germany, Austria, Poland)

Patent Litigation

Amgen v. TKT/Aventis (UK)

Patent Litigation

Schering v. ISI/Busch Biotech (D. Del.)

Patent Litigation

BASF v. United Carbide (S.D.N.Y.)

Patent Litigation

Case v. BASF (D. Mass.)

Patent Litigation

Schering v. Genentech (D.N.J.)

Patent Litigation

Biogen v. Genentech/Roche (D. Mass.)

Patent Litigation

Biogen v. Berlex (D. Mass.)

Patent Litigation

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Professionals

Tatsuya Adachi Melissa A. Alcantara Elizabeth M. Barnhard Kristin J. Breen Dexter Chang Susie S. Cheng Stacey W. Chung Lori L. Cooper* Ralph J. Crispino M. Diana Danca Michael A. Davitz Edward Ellis* Lauren B. Emerson Joel J. Felber* Matthew L. Frisbee Henry A. Gabathuler Stefanie M. Garibyan Jordan G. Garner Melvin C. Garner Vera Glonina Howard I. Grossman Sara E. Gruber Brian M. Gummow James F. Haley Mitsu Haraguchi Robert M. Isackson Marcus J. Jellen Kendra V. Johnson Cha Hyung (Catherine) Kim David Leason Michelle J. Levin Jia Li Erica S. Livingstone Karen Mangasarian Yuval H. Marcus Elyse Marcus Joshua J. Montgomery Anthony J. Natoli Cameron S. Reuber Emily A. Rice* Maha M. Saber Marlene U. Sauer Karin Segall Peter S. Sloane Audrey E. Trace* Taylor L. Vacala Yilan Wang Jarryd R. Werts

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Tatsuya Adachi Melissa A. Alcantara Elizabeth M. Barnhard Kristin J. Breen Dexter Chang Susie S. Cheng Stacey W. Chung Lori L. Cooper* Ralph J. Crispino M. Diana Danca Michael A. Davitz Edward Ellis* Lauren B. Emerson Joel J. Felber* Matthew L. Frisbee Henry A. Gabathuler

Stefanie M. Garibyan Jordan G. Garner Melvin C. Garner Vera Glonina Howard I. Grossman Sara E. Gruber Brian M. Gummow James F. Haley Mitsu Haraguchi Robert M. Isackson Marcus J. Jellen Kendra V. Johnson Cha Hyung (Catherine) Kim David Leason Michelle J. Levin Jia Li

Erica S. Livingstone Karen Mangasarian Yuval H. Marcus Elyse Marcus Joshua J. Montgomery Anthony J. Natoli Cameron S. Reuber Emily A. Rice* Maha M. Saber Marlene U. Sauer Karin Segall Peter S. Sloane Audrey E. Trace* Taylor L. Vacala Yilan Wang Jarryd R. Werts

Copyrights Litigation Patents Trade Secrets Trademarks Transactions

Artificial Intelligence Computers and Technology Consumer Goods Energy

Hospitality Industrials and Manufacturing Life Sciences and Pharmaceuticals Media, Arts, and Entertainment

Medical Devices Professional Services Transportation and Aerospace

All Insights News Articles The Newtonian

About Leason Ellis Our Approach Our Culture Pro Bono & Community Engagement

Careers Why Join Us Current Opportunities