News & Analysis as of

Patents Regeneron Inter Partes Review (IPR) Proceeding

Venable LLP

Celltrion Files IPR on Regeneron’s EYLEA® Patent

Venable LLP on

On January 15, 2025, Celltrion filed IPR2025-00456 against Regeneron’s U.S. Patent No. 11,084,865 (“the ’865 patent”), challenging claims 1-17, 19-42, 44-50 as anticipated and claims 1-50 as obvious....more

Venable LLP

Biosimilar Updates: EYLEA® IPR Filings, Herceptin® Biosimilar Hercessi™ Launch, Stelara® Biosimilar Yesintek™ Approval

Venable LLP on

On November 20, 2024, Samsung Bioepis filed IPR2025-00176 against Regeneron’s U.S. Patent No. 11,084,865 (“the ’865 patent”), challenging as obvious 48 claims (claims 1-12, 14-17, 19-20, 22-36, 39-42, 44-45, and 47-55)...more

Goodwin

Recent PTAB Developments for Regeneron’s Aflibercept-Dosing Patents

Goodwin on

There have been several recent developments in the PTAB with respect to Regeneron’s aflibercept-dosing patents. On July 8, Regeneron voluntarily dismissed its appeals to the Federal Circuit (Case Nos. 2023-1395 and...more

Goodwin

Samsung Bioepis Files IPR Petition Challenging Regeneron Aflibercept Patent

Goodwin on

​​​​​​​On August 18, Samsung Bioepis Co., Ltd. (“Samsung Bioepis”), filed a petition for Inter Partes Review, IPR2023-01312, challenging the validity of claims 1-18 of U.S. Patent No. 10,464,992, assigned to Regeneron...more

Goodwin

Update: Post-Trial Briefing in Regeneron v. Mylan Aflibercept BPCIA Case Now Complete

Goodwin on

​​​​​​​We previously reported on the opening post-trial briefs in Regeneron’s BPCIA case against Mylan and Biocon (who was added as a defendant after the original defendant, Mylan, transferred its rights to the aflibercept...more

Goodwin

Aflibercept IPR Updates - July 2023

Goodwin on

​​​​​​​On July 19 and 20, 2023, the PTAB granted institution of IPR2023-00442, filed by Samsung Bioepis regarding Regeneron’s Patent No. 10,130,681 which is directed to treating angiogenic eye disorders with alibercept, and...more

Goodwin

Samsung Files IPR Petition on Regeneron’s Aflibercept Patent

Goodwin on

​​​​​​​Last week, Samsung Bioepis filed an IPR petition challenging claims of U.S. Patent No. 11,253,572 (“the ’572 patent”), owned by Regeneron Pharmaceuticals. According to the petition, the claims are directed to the use...more

Goodwin

Celltrion and Samsung File IPR Petitions on Aflibercept Patents

Goodwin on

​​​​​​​Celltrion and Samsung recently filed IPR petitions challenging claims of Regeneron patents directed to treating angiogenic eye disorders with aflibercept. Specifically, Celltrion and Samsung have each filed petitions...more

Goodwin

PTAB Institutes Mylan’s Two EYLEA (aflibercept) IPRs

Goodwin on

As we previously reported, Mylan recently filed three IPR petitions challenging claims of Regeneron patents directed to treating angiogenic eye disorders with aflibercept, the active ingredient in Regeneron’s Eylea...more

Goodwin

PTAB Issues Final Written Decisions Finding Claims of Regeneron’s Aflibercept Patents Invalid

Goodwin on

On November 9, 2022, the PTAB issued final written decisions in IPR2021-00880 and IPR2021-00881, filed by Mylan on two Regeneron patents related to aflibercept—U.S. Patent Nos. 9,254,338 and 9,669,069. The PTAB ruled in...more

Goodwin

Mylan Files IPR on Regeneron Aflibercept Patent

Goodwin on

​​​​​​​Mylan Pharmaceuticals Inc. recently filed an IPR petition, PTAB-IPR2023-00099, seeking cancellation of claims 1-3 of U.S. Patent No. 10,857,205, assigned to Regeneron Pharmaceuticals, Inc. According to the petition,...more

Rothwell, Figg, Ernst & Manbeck, P.C.

PTAB Agrees to Review Novartis’ Patent for an Ophthalmic Injection Syringe

On October 26, 2021, the Patent Trial and Appeal Board (PTAB) granted Regeneron’s petition to institute an inter partes review (IPR) of Novartis’s patent U.S. Pat. No. 9,220,631 (“the ’631 patent”), which covers a pre-filled...more

12 Results
 / 
View per page
Page: of 1

"My best business intelligence, in one easy email…"

Your first step to building a free, personalized, morning email brief covering pertinent authors and topics on JD Supra:
*By using the service, you signify your acceptance of JD Supra's Privacy Policy.
- hide
- hide