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Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2021-00030

Filing Date 2026-01-27

Decision Type Other: Fed Circuit mandate

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Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2021-00030

Filing Date 2024-01-16

Decision Type Final Written Decision: Final Written Decision Determining all challenged claims unpatentable 35 U.S.C. sec. 328a

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Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2021-00030

Filing Date 2023-02-14

Decision Type Institution Decision: Granting Petitioners Request on Rehearing 37 C.F.R. sec. 42.71d Granting Institution of Post-Grant Review 35 U.S.C. sec. 324

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Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-DECISIONS Rehearing Decision

Status: Decided

Proceeding Number PGR2021-00030

Filing Date 2022-07-15

Decision Type Decision Granting Patent Owner's Request on Rehearing and Denying Institution of Post-Grant Review

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Daiichi Sankyo, Inc. vs. Seagen Inc.

PTAB-DECISIONS Rehearing Decision

Status: Decided

Proceeding Number PGR2021-00042

Filing Date 2022-04-07

Decision Type DECISION Granting Petitioners Request on Rehearing 37 C.F.R. 42.71(d) Granting Institution of Post-Grant Review 35 U.S.C. 324

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Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-DECISIONS Rehearing Decision

Status: Decided

Proceeding Number PGR2021-00030

Filing Date 2022-04-07

Decision Type DECISION Granting Petitioners Request on Rehearing 37 C.F.R. 42.71(d) Granting Institution of Post-Grant Review 35 U.S.C. 324

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Daiichi Sankyo, Inc. vs. Seagen Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2021-00042

Filing Date 2021-06-24

Decision Type DECISION Denying Institution of Post-Grant Review

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Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number PGR2021-00030

Filing Date 2021-06-24

Decision Type DECISION Denying Institution of Post-Grant Review

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Daiichi Sankyo, Inc. vs. Seagen Inc.

PTAB-CASES Terminated

Status: Terminated-Adverse Judgment

Proceeding Number PGR2021-00042

Filing Date 2021-01-22

Cause / Proceeding PGR

Daiichi Sankyo, Inc. et al. vs. Seagen Inc.

PTAB-CASES Final Written Decision

Status: Final Written Decision

Proceeding Number PGR2021-00030

Filing Date 2020-12-23

Cause / Proceeding PGR

Daiichi Sankyo, Inc. v. Seagen Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 1:20-cv-01524

Filing Date 2020-11-13

Cause / Court 28:2201 Declaratory Judgment (Insurance)

Seagen Inc. v. Daiichi Sankyo Co., Ltd.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 2:20-cv-00337

Filing Date 2020-10-19

Cause / Court 35:271 Patent Infringement

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