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

Explore the PTAB proceeding IPR2026-00252 filed by Dolby Laboratories, Inc. et al. on 2026-02-09. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2026-00252

Filing Date

2026-02-09

Accorded Filing Date

2026-02-09

Institution Decision Date

2026-06-02

Last Modified Date

2026-07-03

Proceeding Type

IPR

Termination Date

2026-06-02

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Dolby Laboratories, Inc. et al.

Represented By

Renner, W. Karlet al

Patent Owner / Respondent

InterDigital Madison Patent Holdings, SAS et al.

Represented By

Richardson, Ryanet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2600 - Communications

Patent Information

1 Patent Involved

Respondent Application Number 12450622

Respondent Patent Number 9185268

External Links

Espacenet

Google Patents

Respondent Inventor Ingo Tobias Doser et al

Respondent Tech Center TC 2600 - Communications

Address and Attorney/Agent Information

9 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Patent Docketing

Customer Number 14868

Address 200 Bellevue Parkway, Suite 300, Wilmington, DE, 19809, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
35226	Chris Kolefas	732-526-7205
47917	Julian Santos	302-281-3665
51252	Richard Laperuta Jr	312-372-2098
54749	Majid Albassam	202-349-1721
57177	Ronald Kolczynski	609-734-6870
57420	Andrew Spicer	302-281-3721
64687	Jamie Nguyen	302-281-3600
67090	Smadar Gefen	609-520-3307
68449	Xiaoan Lu	609-436-5333

Proceeding Documents

3001

Ex. 3001 Exhibit

2026-06-05 FILING PARTY: BOARD

Download

3102

Email Correspondence Exhibit

2026-06-03 FILING PARTY: BOARD

Download

Director Discretionary Decision: Deny RESPONSE

2026-06-02 FILING PARTY: BOARD

Download

2027

EX2027 - Disney in Dolby Vision Exhibit

2026-05-18 FILING PARTY: PATENT OWNER

Download

2028

EX2028 - Where to Watch Dolby Vision Content Exhibit

2026-05-18 FILING PARTY: PATENT OWNER

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

Proceeding Overview

Parties & Counsel

Petitioner

Dolby Laboratories, Inc. et al.

Represented By

Patent Owner / Respondent

InterDigital Madison Patent Holdings, SAS et al.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Ex. 3001 Exhibit

Email Correspondence Exhibit

Director Discretionary Decision: Deny RESPONSE

EX2027 - Disney in Dolby Vision Exhibit

EX2028 - Where to Watch Dolby Vision Content Exhibit

EX2029 - Dolby and Disney Announce Extended Theatrical Collaboration Exhibit

EX2022 - Tentative Claim Construction Order (CDCA-2-25-cv-00895) Exhibit

EX2023 - Docket Entries (CDCA-2-25-cv-00895) Exhibit

Patent Owner's Preliminary Response - Redacted POPR

Petitioner's Sotera Stipulation Exhibit

Patent Owner's Motion to Seal and Motion for Entry of Modified Protective Order MOTION

EX2026 - Dolby Vision debuts with Disney's 'Tomorrowland' Exhibit

Dolby offices worldwide Exhibit

Green Next-Gen Dolby Vision Laser Projector to Expand Reach of Premium Cinemas Exhibit

EX2030 - Defendants' Answer (CDCA-2-25-cv-00895-42) Exhibit

EX2031 - '268 Patent DocketNavigator Case Search Exhibit

Post Production Exhibit

Patent Assignment Abstract, U.S. Pat. No. 9,185,268 Exhibit

Relevant Excerpts of the Prosecution History of U.S. Pat. No. 9,854,136 Exhibit

Dolby Vision Certified Professionals Exhibit

UNITED STATES DISTRICT COURT CENTRAL DISTRICT OF CALIFORNIA (Western Division - Los Angeles) CIVIL DOCKET FOR CASE 2 26-cv-02270-PA-SP Exhibit

Plaintiff's Opposition to Defendants' Motion to Dismiss Plaintiff's Complaint Exhibit

Petitioner's Opposition to Patent Owner's Request for Discretionary Denial RESPONSE

Petitioner's Opposition to Patent Owner's Motion for Additional Discovery OPPOSITION

Exhibit 1058 InterDigital, Inc., et al. v. The Walt Disney Co., et al., 2:25-cv-00895, Document 156 Exhibit

EX2021 - Memorandum ISO Motion to Stay Exhibit

EX2019 - CDCA-2-25-cv-00895-156 Exhibit

Patent Owner's Motion for Additional Discovery MOTION

EX2020 - Redacted E-mail Correspondence Exhibit

Email Correspondence Exhibit

Patent Owner's Brief on Discretionary Denial RESPONSE

EX2003 - Licensing at InterDigital Exhibit

EX2004 - CDCA-2-25-cv-00895 Docket Sheet Exhibit

EX2013 - EP2132923B1 Exhibit

Patent Owner's Motion to Seal Exhibit 2006 MOTION

EX2018 - DE Court Judgment Exhibit

EX2005 - CDCA-2-25-cv-00895 Updated Case Schedule Exhibit

EX2010 - US20090109344A1 to Ollivier Exhibit

EX2001 - CDCA-2-26-cv-02269 Complaint Exhibit

EX2015 - InterDigital Press Release - German Injunction Exhibit

EX2017 - InterDigital Press Release - Sony License Exhibit

EX2009 - CDCA-2-26-cv-02270 Complaint Exhibit

EX2016 - InterDigital Press Release - Panasonic License Exhibit

EX2012 - CDCA-2-25-cv-00895 Markman Order Exhibit

EX2007 - Federal Court Management Statistics Exhibit

EX2011 - Ollivier Espacenet Summary Exhibit

EX2002 - InterDigital SEC Form 10-K Exhibit

EX2006 - Pohlman Declaration (PUBLIC - REDACTED) Exhibit

EX2008 - CDCA-2-26-cv-02269 Transfer Order Exhibit

EX2014 - 268 Patent Espacenet Summary Exhibit

Patent Owner's Updated Mandatory Notices NOTICE

Patent Owner's Power of Attorney NOTICE

Patent Owner's Mandatory Notices NOTICE

Notice filing date accorded to Petition NOTICE

Joint Claim Construction Exhibit

Prosecution History of the '268 patent Exhibit

Exhibit D2 to Complaint Exhibit

Digital Cinema Initiatives Exhibit

U.S. Pat. App. Pub. No. 2007/0211074 Yeung Exhibit

Defendants Opening Claim Construction Brief Exhibit

U.S. Pat. App. Pub. No. 2007/0058183 Osaki Exhibit

Vetro Exhibit

Plaintiffs Opening Claim Construction Brief Exhibit

U.S. Pat. No. 7,053,927 Jones Exhibit

U.S. Pat. No. 5,140,414 to Mowry Exhibit