Dolby Laboratories, Inc. et al. v. InterDigital Madison Patent Holdings, SAS et al. - IPR2026-00252

Explore the PTAB proceeding IPR2026-00252 filed by Dolby Laboratories, Inc. et al. against InterDigital Madison Patent Holdings, SAS et al. on Feb 9, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2026-00252
Filing Date
Feb 9, 2026
Petitioner
Dolby Laboratories, Inc. et al.
Respondent
InterDigital Madison Patent Holdings, SAS et al.
Status
Pending
Respondent Application Number
12450622
Respondent Tech Center
2600
Respondent Patent Number
9185268

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Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.

Document NameFiling DateCategoryFiling Party

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Email Correspondence

Apr 28, 2026EXHIBITBOARD

Patent Owner's Motion to Seal Exhibit 2006

Apr 17, 2026PAPERPATENT OWNER

Patent Owner's Brief on Discretionary Denial

Apr 17, 2026PAPERPATENT OWNER

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

Apr 17, 2026EXHIBITPATENT OWNER

EX2002 - InterDigital SEC Form 10-K

Apr 17, 2026EXHIBITPATENT OWNER

EX2003 - Licensing at InterDigital

Apr 17, 2026EXHIBITPATENT OWNER

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

Apr 17, 2026EXHIBITPATENT OWNER

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

Apr 17, 2026EXHIBITPATENT OWNER

EX2006 - Pohlman Declaration (CONFIDENTIAL - PROTECTIVE ORDER MATERIAL)

Apr 17, 2026EXHIBITPATENT OWNER

EX2006 - Pohlman Declaration (PUBLIC - REDACTED)

Apr 17, 2026EXHIBITPATENT OWNER

EX2007 - Federal Court Management Statistics

Apr 17, 2026EXHIBITPATENT OWNER

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

Apr 17, 2026EXHIBITPATENT OWNER

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

Apr 17, 2026EXHIBITPATENT OWNER

EX2010 - US20090109344A1 to Ollivier

Apr 17, 2026EXHIBITPATENT OWNER

EX2011 - Ollivier Espacenet Summary

Apr 17, 2026EXHIBITPATENT OWNER

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

Apr 17, 2026EXHIBITPATENT OWNER

EX2013 - EP2132923B1

Apr 17, 2026EXHIBITPATENT OWNER

EX2014 - 268 Patent Espacenet Summary

Apr 17, 2026EXHIBITPATENT OWNER

EX2015 - InterDigital Press Release - German Injunction

Apr 17, 2026EXHIBITPATENT OWNER

EX2016 - InterDigital Press Release - Panasonic License

Apr 17, 2026EXHIBITPATENT OWNER

EX2017 - InterDigital Press Release - Sony License

Apr 17, 2026EXHIBITPATENT OWNER

EX2018 - DE Court Judgment

Apr 17, 2026EXHIBITPATENT OWNER

Patent Owner's Updated Mandatory Notices

Mar 11, 2026PAPERPATENT OWNER

Patent Owner's Power of Attorney

Feb 27, 2026PAPERPATENT OWNER

Patent Owner's Mandatory Notices

Feb 27, 2026PAPERPATENT OWNER

Notice filing date accorded to Petition

Feb 17, 2026PAPERBOARD

Power of Attorney

Feb 9, 2026PAPERPETITIONER

U.S. Patent No. 9,185,268 to Doser

Feb 9, 2026EXHIBITPETITIONER

Prosecution History of the '268 patent

Feb 9, 2026EXHIBITPETITIONER

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

Feb 9, 2026EXHIBITPETITIONER

WO 2007/050091 Ollivier

Feb 9, 2026EXHIBITPETITIONER

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

Feb 9, 2026EXHIBITPETITIONER

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

Feb 9, 2026EXHIBITPETITIONER

Bancroft

Feb 9, 2026EXHIBITPETITIONER

Morovič

Feb 9, 2026EXHIBITPETITIONER

Declaration of June Munford

Feb 9, 2026EXHIBITPETITIONER

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

Feb 9, 2026EXHIBITPETITIONER

U.S. Pat. No. 5,687,011 to Mowry

Feb 9, 2026EXHIBITPETITIONER

U.S. Pat. No. 5,255,083 to Capitant

Feb 9, 2026EXHIBITPETITIONER

Joint Claim Construction

Feb 9, 2026EXHIBITPETITIONER

Defendants Opening Claim Construction Brief

Feb 9, 2026EXHIBITPETITIONER

Plaintiffs Opening Claim Construction Brief

Feb 9, 2026EXHIBITPETITIONER

Defendants Responsive Claim Construction Brief

Feb 9, 2026EXHIBITPETITIONER

Plaintiffs Responsive Claim Construction Brief

Feb 9, 2026EXHIBITPETITIONER

Digital Cinema Initiatives

Feb 9, 2026EXHIBITPETITIONER

Vetro

Feb 9, 2026EXHIBITPETITIONER

Complaint_2:25-cv-00895

Feb 9, 2026EXHIBITPETITIONER

Exhibit D2 to Complaint

Feb 9, 2026EXHIBITPETITIONER

Declaration and Curriculum Vitae of Dr. Eli S. Saber

Feb 9, 2026EXHIBITPETITIONER

Petition: as filed

Feb 9, 2026PAPERPETITIONER