Celltrion, Inc. et al. v. Regeneron Pharmaceuticals, Inc. > Summary
Court Case Number IPR2022-00258
Filing Date Dec 9, 2021
Institution Decision Date Feb 9, 2022
Decision Date Nov 9, 2022
Court Patent Trial and Appeal Board
Status Final Written Decision
Appeal2023-1396
Administrative JudgesErica A. Franklin, John G. New, Susan L. C. Mitchell
Judge Writing the Final DecisionErica A. Franklin
Claims Challenged in the Petition: 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26
Claims Instituted: 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26
Petitioner
Patent Owner
Petitioner Attorneys
5Celltrion
Attorney Name: Lora M. Green
Wilson Sonsini Goodrich & Rosati
Celltrion
Attorney Name: Yahn Lin Chu
Wilson Sonsini Goodrich & Rosati
Celltrion
Attorney Name: Brigid M. Morris
Gemini Law LLP
Celltrion
Attorney Name: Robert Vaughan Cerwinski
Gemini Law LLP
Celltrion
Attorney Name: Aviv Zalcenstein
Gemini Law LLP
Patent Owner Attorneys
12Regeneron Pharmaceuticals
Attorney Name: Deborah E. Fishman
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Alice Ho
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Matthew Wilk
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Jeremy D. Cobb
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Daniel L. Reisner
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Victoria Reines
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Teresa Stanek Rea
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Paul John Molino
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Shannon M. Lentz
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: Deborah H. Yellin
Arnold & Porter Kaye Scholer
Regeneron Pharmaceuticals
Attorney Name: William A. Rakoczy
Arnold & Porter Kaye Scholer
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