Celltrion, Inc. et al. v. Regeneron Pharmaceuticals, Inc. > Summary
Court Case Number IPR2023-00533
Filing Date Feb 10, 2023
Institution Decision Date Mar 22, 2023
Decision Date Jan 9, 2024
Court Patent Trial and Appeal Board
Status Final Written Decision
Appeal2024-1567
Administrative JudgesJohn G. New, Susan L. C. Mitchell, Robert A. Pollock
Judge Writing the Final DecisionJohn G. New
Claims Challenged in the Petition: 1, 2, 3, 4, 5, 6, 7, 8, 9, 34, 35, 36, 37, 38, 39, 41, 42, 43, 45
Claims Instituted: 1, 2, 3, 4, 5, 6, 7, 8, 9, 34, 35, 36, 37, 38, 39, 41, 42, 43, 45
Claims Invalidated: 1, 2, 3, 4, 5, 6, 7, 8, 9, 34, 35, 36, 37, 38, 39, 41, 42, 43, 45
Petitioner
Patent Owner
Petitioner Attorneys
6Celltrion
Attorney Name: Lora M. Green
Gemini Law LLP
Celltrion
Attorney Name: Brigid M. Morris
Gemini Law LLP
Celltrion
Attorney Name: Robert Vaughan Cerwinski
Gemini Law LLP
Celltrion
Attorney Name: Yahn Lin Chu
Wilson Sonsini Goodrich & Rosati
Celltrion
Attorney Name: Thomas A. Albini
Gemini Law LLP
Celltrion
Attorney Name: Mary Gerritsen
Gemini Law LLP
Patent Owner Attorneys
9Regeneron Pharmaceuticals
Attorney Name: Daniel L. Reisner
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Matthew Wilk
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Alice Ho
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Victoria Reines
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Jeremy D. Cobb
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: David A. Caine
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: David S. Denuyl
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Deborah E. Fishman
Arnold & Porter Kaye Scholer
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