TWi Pharmaceuticals, Inc. v. Merck Serono SA > Summary
Court Case Number IPR2023-00049
Filing Date Oct 14, 2022
Institution Decision Date Dec 20, 2023
Decision Date Dec 18, 2024
Court Patent Trial and Appeal Board
Status Final Written Decision - Appeale
Appeal2025-1463
Administrative JudgesErica A. Franklin, Ulrike W. Jenks, Tina E. Hulse
Judge Writing the Final DecisionErica A. Franklin
Claims Challenged in the Petition: 36, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48
Claims Instituted: 36, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48
Claims Invalidated: 36, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48
Petitioner
Patent Owner
Petitioner Attorneys
6TWi Pharmaceuticals, Inc.
Attorney Name: Stephen R. Howe
Husch Blackwell LLP
TWi Pharmaceuticals, Inc.
Attorney Name: Philip D. Segrest
Husch Blackwell LLP
TWi Pharmaceuticals, Inc.
Attorney Name: Nicholas Bodor
Husch Blackwell LLP
Ivax Research, Inc.
Attorney Name: Yogesh Dandiker
Husch Blackwell LLP
TWi Pharmaceuticals, Inc.
Attorney Name: Don J. Mizerk
Husch Blackwell LLP
Patent Owner Attorneys
12MERCK SERONO SA
Attorney Name: Deric X. Geng
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Emily R. Whelan
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: David B. Bassett
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Vinita Ferrera
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Mary Pheng
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Alain Munafo
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Asher S. McGuffin
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Gillian T. Farrell
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Scott W. Bertulli
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Rachael Million-Perez
Wilmer Cutler Pickering Hale and Dorr
MERCK SERONO SA
Attorney Name: Wenli Gu
Wilmer Cutler Pickering Hale and Dorr
Related Patents
| Doc No | Title | Issue date |
|---|---|---|
| 07713947 | Cladribine regimen for treating multiple sclerosis | May 11, 2010 |
