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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Dolby Laboratories, Inc. et al. vs. InterDigital VC Holdings, Inc. et al.

PTAB-CASES Pre-Institution

Status: Pending

Proceeding Number IPR2026-00448

Filing Date 2026-07-29

Cause / Proceeding IPR

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Dolby Laboratories, Inc. et al. vs. InterDigital Madison Patent Holdings, SAS et al.

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2026-00252

Filing Date 2026-06-02

Decision Type Director Discretionary Decision: Deny

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Dolby Laboratories, Inc. v. Barco N.V.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 2:26-cv-00291

Filing Date 2026-04-10

Cause / Court 35:271 Patent Infringement

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Dolby Video Compression LLC v. Snap Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 1:26-cv-00317

Filing Date 2026-03-23

Cause / Court 35:271 Patent Infringement

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Dolby Laboratories, Inc. v. InterDigital, Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 2:26-cv-02270

Filing Date 2026-03-03

Cause / Court 28:2201 Constitutionality of State Statute(s)

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Dolby Laboratories, Inc. v. InterDigital, Inc.

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 2:26-cv-02269

Filing Date 2026-03-03

Cause / Court 28:2201 Constitutionality of State Statute(s)

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Dolby Laboratories, Inc. et al. vs. InterDigital Madison Patent Holdings, SAS et al.

PTAB-CASES Institution Denied

Status: Discretionary Denial

Proceeding Number IPR2026-00252

Filing Date 2026-02-09

Cause / Proceeding IPR

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Roku, Inc. v. Access Advance LLC

PATENT LITIGATION Litigation

Status: Litigation Filed

Docket Number 1:24-cv-13217

Filing Date 2024-12-31

Cause / Court 35:145 Patent Infringement

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00665

Filing Date 2022-02-01

Decision Type Final Written Decision

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-01123

Filing Date 2021-12-15

Decision Type Final Written Decision: Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. sec. 318(a)

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00664

Filing Date 2021-12-03

Decision Type Final Written Decision: Determining All Challenged Claims Unpatentable 35 U.S.C. § 318(a)

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00662

Filing Date 2021-10-13

Decision Type Final Written Decision: Judgment Final Written Decision

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00661

Filing Date 2021-10-13

Decision Type JUDGMENT Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. 318a

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Dolby Laboratories, Inc. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-01209

Filing Date 2021-04-20

Decision Type Termination Decision Document

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Dolby Laboratories, Inc. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-01106

Filing Date 2021-04-20

Decision Type Termination Decision Document

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Dolby Laboratories, Inc. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-01105

Filing Date 2021-04-20

Decision Type Termination Decision Document

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Dolby Laboratories, Inc. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00660

Filing Date 2021-04-20

Decision Type Termination Decision Document

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-DECISIONS Decision

Status: Decided

Proceeding Number IPR2020-00663

Filing Date 2020-12-08

Decision Type DECISION Denying Institution of Inter Partes Review

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Dolby Laboratories, Inc. et al. vs. Intertrust Technologies Corporation

PTAB-CASES Institution Denied

Status: Institution Denied

Proceeding Number IPR2020-01273

Filing Date 2020-07-16

Cause / Proceeding IPR

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Dolby Laboratories, Inc. vs. Intertrust Technologies Corporation

PTAB-CASES Terminated

Status: Terminated-Settled

Proceeding Number IPR2020-01209

Filing Date 2020-07-14

Cause / Proceeding IPR

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