Formycon AG vs. Regeneron Pharmaceuticals, Inc.

Explore the PTAB proceeding IPR2025-00233 filed by Formycon AG on 2024-12-02. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00233

Filing Date

2024-12-02

Accorded Filing Date

2024-12-02

Institution Decision Date

2025-06-02

Last Modified Date

2025-07-03

Proceeding Type

IPR

Termination Date

2025-06-02

Trial Status

Institution Denied

Parties & Counsel

Petitioner

Formycon AG

Represented By

Fogel, Louiset al

Patent Owner / Respondent

Regeneron Pharmaceuticals, Inc.

Represented By

Berl, Davidet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1600 - Biotechnology & Organic Chemistry

Patent Information

1 Patent Involved

Respondent Application Number 16739559

Respondent Patent Number 11084865

External Links

Espacenet

Google Patents

Respondent Inventor Eric FURFINE et al

Respondent Tech Center TC 1600 - Biotechnology & Organic Chemistry

Address and Attorney/Agent Information

23 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name A&P - Regeneron (Prosecution)

Customer Number 191459

Address 601 Massachusetts Ave., NW, Washington, DC, 20001-3743, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
41408	David Marsh	202-942-5068
48001	Thomas Triolo	914-847-1612
48921	Stephen Gaudet	914-847-7376
50370	Neil Miyamoto	914-847-7175
50437	Frank Cottingham	914-593-1116
58583	Brian Cocca	914-847-1421
58714	Ilona Gont	914-847-1304
59668	Brandon Schurter	914-847-7000
60281	Aparna Patankar	914-847-5571
61391	Yonghao Hou	914-839-2555
61915	Yongjin Choi	914-847-5384
65789	Margarita Zippin	914-847-5589
65957	Lisa Flanagan	914-847-8175
67881	Eileen Woo	914-847-1246
68046	Elysa Goldberg	914-847-1280
68059	David Mellman	720-391-8767
68136	Christopher Westberg	914-847-7912
71406	Gabriele Amodeo	914-847-3578
73212	Trisha Agrawal	914-313-7694
74751	Casey Donahoe	814-931-8622
76829	Michael Lewis	202-942-6728
77536	Alyson Nickols	640-448-3073
81783	Alice Ho	202-942-6753

Proceeding Documents

170

Notice: refund approved NOTICE

2025-07-01 FILING PARTY: BOARD

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Petitioner’s Request for Refund OTHER

2025-06-30 FILING PARTY: PETITIONER

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Institution Decision: Deny DECISION

2025-06-02 FILING PARTY: BOARD

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2034

Formycon’s Reply ISO Its Motion to Partially Adopt SB’s Motion, 24-md-3103, Dkt. 502 (N.D.W. Va.) Exhibit

2025-05-07 FILING PARTY: PATENT OWNER

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2035

Email from D. Berl to District Court Exhibit

2025-05-07 FILING PARTY: PATENT OWNER

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Formycon AG vs. Regeneron Pharmaceuticals, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Formycon AG

Represented By

Patent Owner / Respondent

Regeneron Pharmaceuticals, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioner’s Request for Refund OTHER

Institution Decision: Deny DECISION

Formycon’s Reply ISO Its Motion to Partially Adopt SB’s Motion, 24-md-3103, Dkt. 502 (N.D.W. Va.) Exhibit

Email from D. Berl to District Court Exhibit

PATENT OWNER’S SURREPLY IN SUPPORT OF PRELIMINARY RESPONSE OTHER

YESAFILI Label Exhibit

Minute entry for proceedings held before Chief District Judge Kleeh, scheduling conference held on 5/17/2024 Exhibit

Celltrion v. Regeneron Pharmaceuticals IPR2023-00462, Decision Granting Institution of IPR, Paper 11 Exhibit

Executed Summons Returned in Regeneron Pharmaceuticals, Inc. v. Formycon AG, Civil Action No., 1:23-CV-97 Exhibit

Transcript from Oral Argument in Regeneron Pharmaceuticals Inc. v. Mylan Pharmaceuticals Inc. Exhibit

Celltrion's Motion for Status Conference and Notice of Partial Adoption and Joinder of Samsung Bioepis's Scheduling Motion Exhibit

Lex Machina, Timing metrics for Federal District Court Cases for Judge Thomas Shawn Kleeh Exhibit

Samsung Bioepis Co., Ltd's Motion for Entry of Scheduling Order Pursuant to Rule 16 Exhibit

Formycon AG's Motion to Partially Adopt and Join Samsung Bioepis's Motion for Entry of Scheduling Order Exhibit

Email from Arthur Argall to Louis Fogel Exhibit

Lex Machina, Timing metrics for Federal District Court Cases in ND.W.Va. Exhibit

Defendants' Motion For Status Conference In Re Aflibercept Patent Litigation Exhibit

Petitioner's Reply to Patent Owner's Preliminary Response to Address Discretionary Denial OTHER

Stipulation and Order Vacating Permanent Injunction Previously Issued Exhibit

Exhibit 3001 Exhibit

Conduct of the Proceeding Granting Request for Additional Briefing 37 C.F.R. § 42.5 ORDER

U.S. Patent Application Publication No. 2003/0113316 Exhibit

Regeneron v. Mylan, 22-cv-61, Trial Ex. DTX-3619A, Fusion Proteins Disclosed in Papadopoulos Exhibit

R.L. Shields et al., High Resolution Mapping of the Binding Site on Human IgG1 for FcγRI, FcγRII, FcγRIII, and FcRn and Design of IgG1 Variants with Improved Binding to the FcγR* (2001) Exhibit

SB Redacted PI Decision, 24-md-3103, Dkt. 194 (N.D.W. Va.) Exhibit

Mylan Redacted Trial Decision, 22-cv-61, Dkt. 692 (N.D.W. Va.) Exhibit

SB Appeal Decision, 24-1965, Dkt. 76 (Fed. Cir.) Exhibit

WO 2006/047325 Exhibit

Celltrion Redacted PI Decision, 24-md-3103, Dkt. 248 (N.D.W. Va.) Exhibit

Eylea® Label Exhibit

A.M. Sinclair & S. Elliott, Glycoengineering: The Effect of Glycosylation on the Properties of Therapeutic Proteins (2005) Exhibit

Regeneron Pharmaceuticals, Inc.’s Response, 24-md-3103, Dkt. 483 (N.D.W. Va.) Exhibit

Regeneron v. Mylan, 22-cv-61, Trial Transcript (Public Excerpts) (N.D.W. Va.) Exhibit

AHZANTIVE(R) Label Exhibit

W. Wang, Instability, Stabilization, and Formulation of Liquid Protein Pharmaceuticals (1999) Exhibit

Thomas et al., Comparative Effectiveness of Aflibercept for the Treatment of Patients with Neovascular Age-Related Macular Degeneration (2013) Exhibit

D. Ghate & H.F. Edelhauser, Ocular Drug Delivery (2006) Exhibit

N. Ferrara et al., Discovery and Development of Bevacizumab, an Anti-VEGF Antibody for Treating Cancer (2004) Exhibit

J.A. Marinaro et al., O-glycosylation Delays the Clearance of Human IGF-Binding Protein-6 from the Circulation (2000) Exhibit

Formycon Redacted PI Decision, 24-md-3103, Dkt. 247 (N.D.W. Va.) Exhibit

Celltrion Appeal Decision, 24-2058, Dkt. 62 (Fed. Cir.) Exhibit

N. Ferrara et al., Development of Ranibizumab, an Anti–Vascular Endothelial Growth Factor Antigen Binding Fragment, as Therapy for Neovascular Age-Related Macular Degeneration (2006) Exhibit

Regeneron's Preliminary Patent Owner Response (IPR2025-00233) POPR

T.L. Jackson et al., Human Retinal Molecular Weight Exclusion Limit and Estimate of Species Variation (2003) Exhibit

Declaration of Kenneth S. Graham, dated April 18, 2024 Exhibit

Stedmans Medical Dictionary 265360 Exhibit

Formycon Appeal Decision, 24-2009, Dkt. 67 (Fed. Cir.) Exhibit

Exhibit A, Samsung Bioepis’s Proposed Schedule, 24-md-3103, Dkt. 478-1 (N.D.W. Va.) Exhibit

U.S. Patent Application Publication No. 2001/0014326 Exhibit

W. Wang, Protein Aggregation and Its Inhibition in Biopharmaceutics (2005) Exhibit

P.J. Rosenfeld et al., Maximum Tolerated Dose of a Humanized Anti–Vascular Endothelial Growth Factor Antibody Fragment for Treating Neovascular Age-Related Macular Degeneration (2005) Exhibit

J.L. Fast et al., Physical Instability of a Therapeutic Fc Fusion Protein: Domain Contributions to Conformational and Colloidal Stability (2009) Exhibit

FDA Guidance for Industry, Stability Testing Exhibit

Petitioner's Reply in Support of Conditional Motion for Joinder OTHER

Petitioner's Updated Mandatory Notices NOTICE

Response to Petitioner's Conditional Motion for Joinder OPPOSITION

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Notice: Notice filing date accorded NOTICE

Garcia-Carmona 2003 Exhibit

Rosenfeld 2005 Exhibit

Sigma Polysorbate 20 Product Information Exhibit

Baker 2001 Exhibit

Anguita 2021 Exhibit