Global Patent Case Tracking and Litigation Research Platform

CasLoc is a patent case tracking and research platform covering patent litigation, PTAB proceedings, UPC cases and EPO oppositions. Built for patent attorneys, law firms and IP professionals, it lets you search by party, proceeding number or attorney, filter by filing date, and get free email alerts on new filings and decisions.

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Samsung Electronics Co., Ltd. et al. vs. Power2B, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2021-01257

Filing Date 2026-06-29

Decision Type Fed. Cir. Order Dismissing Appeal

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00135

Filing Date 2026-05-15

Decision Type Director Discretionary Decision: Deny

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00134

Filing Date 2026-05-15

Decision Type Director Discretionary Decision: Deny

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00133

Filing Date 2026-05-15

Decision Type Director Discretionary Decision: Deny

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00135

Filing Date 2026-04-01

Decision Type Director Discretionary Decision: Deny

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00134

Filing Date 2026-04-01

Decision Type Director Discretionary Decision: Deny

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00133

Filing Date 2026-04-01

Decision Type Director Discretionary Decision: Deny

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number IPR2026-00135

Filing Date 2025-11-19

Cause / Proceeding IPR

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number IPR2026-00134

Filing Date 2025-11-19

Cause / Proceeding IPR

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Westinghouse Air Brake Technologies Corporation et al. vs. Railware, Inc. et al.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number IPR2026-00133

Filing Date 2025-11-19

Cause / Proceeding IPR

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Samsung Electronics Co., Ltd. et al. vs. Power2B, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2021-01257

Filing Date 2025-10-27

Decision Type Final Written Decision: On remand from the CAFC

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Samsung Electronics Co., Ltd. et al. vs. Power2B, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2021-01257

Filing Date 2025-05-05

Decision Type Other: Fed Circuit mandate

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Samsung Electronics Co., Ltd et al. vs. Power2B, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2021-01220

Filing Date 2023-01-18

Decision Type Final Written Decision: original

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Samsung Electronics Co., Ltd. et al. vs. Power2B, Inc.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2021-01257

Filing Date 2023-01-13

Decision Type Final Written Decision: JUDGMENT Final Written Decision Determining No Challenged Claims Unpatentable Dismissing Patent Owner’s Motion to Exclude 35 U.S.C. § 318(a)