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Biocon Biologics Limited et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2026-00039

Filing Date 2026-09-24

Decision Type Decision

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Amgen Research (Munich) GmbH vs. Regeneron Pharmaceuticals, Inc. - EP3611193

EPO OPPOSITION Opposition

Status: Opposition Filed

Publication Number EP3611193

Filing Date 2026-08-26

Applicant / Office BINDING MOLECULES FOR BCMA AND CD3

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Regeneron Pharmaceuticals, Inc. vs. Advanz Pharma Services (UK) Ltd - EP4364724

EPO OPPOSITION Opposition

Status: Opposition Filed

Publication Number EP4364724

Filing Date 2026-08-21

Applicant / Office HIGH CONCENTRATION VEGF RECEPTOR FUSION PROTEIN CONTAINING FORMULATIONS

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Biocon Biologics Limited et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2026-00039

Filing Date 2026-08-06

Decision Type Director Discretionary Decision: Deny

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Regeneron Pharmaceuticals, Inc. vs. Neuefeind, Regina - EP4374919

EPO OPPOSITION Opposition

Status: Opposition Filed

Publication Number EP4374919

Filing Date 2026-07-28

Applicant / Office METHODS FOR TREATING ATOPIC DERMATITIS BY ADMINISTERING AN IL-4R ANTAGONIST

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Regeneron Pharmaceuticals, Inc. vs. Hampton Knowles Limited - EP3684415

EPO OPPOSITION Opposition

Status: Opposition Filed

Publication Number EP3684415

Filing Date 2026-07-08

Applicant / Office METHODS OF REDUCING PARTICLE FORMATION AND COMPOSITIONS FORMED THEREBY

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Biocon Biologics Limited et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number PGR2026-00039

Filing Date 2026-04-02

Cause / Proceeding PGR

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Alvotech USA Inc. et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2025-00085

Filing Date 2026-03-03

Decision Type Institution Decision: Grant

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Fresenius Kabi SwissBiosim, GmbH et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2025-01269

Filing Date 2026-01-09

Decision Type Institution Decision: Deny

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Fresenius Kabi SwissBioSim GmbH et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2025-01268

Filing Date 2025-11-20

Decision Type Director Discretionary Decision: Deny

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Alvotech USA Inc. et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-CASES Trial Phase

Status: Trial Instituted

Proceeding Number PGR2025-00085

Filing Date 2025-09-17

Cause / Proceeding PGR

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Regeneron Pharmaceuticals, Inc. v. Amgen Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 1:25-cv-00074

Filing Date 2025-07-31

Cause / Court 35:271 Patent Infringement

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Fresenius Kabi SwissBiosim, GmbH et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2025-01269

Filing Date 2025-07-14

Cause / Proceeding IPR

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Fresenius Kabi SwissBioSim GmbH et al. vs. Regeneron Pharmaceuticals, Inc.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number IPR2025-01268

Filing Date 2025-07-14

Cause / Proceeding IPR

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Celltrion, Inc. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2025-00456

Filing Date 2025-06-25

Decision Type Director Discretionary Decision: Deny

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Regeneron Pharmaceuticals, Inc. v. Amgen Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 2:25-cv-05499

Filing Date 2025-06-17

Cause / Court 35:271 Patent Infringement

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Formycon AG vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2025-00233

Filing Date 2025-06-02

Decision Type Institution Decision: Deny

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Samsung Bioepis Co., Ltd. vs. Regeneron Pharmaceuticals, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2025-00176

Filing Date 2025-06-02

Decision Type Institution Decision: Deny

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Celltrion, Inc. vs. Regeneron Pharmaceuticals, Inc.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number IPR2025-00456

Filing Date 2025-01-15

Cause / Proceeding IPR

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Formycon AG vs. Regeneron Pharmaceuticals, Inc.

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2025-00233

Filing Date 2024-12-02

Cause / Proceeding IPR

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139 Found <