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Dolby Laboratories, Inc. v. InterDigital, Inc.

2:26-cv-02269

Overview

Case Number 2:26-cv-02269

Filing Date 2026-03-03

Status Litigation filed

Court District Court, C.D. California

Nature of Suit 830 Patent

Parties

Defendant

InterDigital, Inc.

Represented By

5 Attorneys Listed

Olson Stein LLP

Tel: +1 (949) 887-4600

240 Nice Lane, No. 301, Newport Beach, CA 92663

Joshua W. Budwin

McKool Smith

Tel: +1 (512) 692-8700

Fax: +1 (512) 692-8744

303 Colorado St, Suite 2100, Austin, TX 78701

Kevin L Burgess

McKool Smith, P.C.

Tel: +1 (903) 923-9000

Fax: +1 (903) 923-9099

104 East Houston St., Ste 300, Marshall, TX 75670

Olson Stein LLP

Tel: +1 (310) 916-7433

240 Nice Lane, No. 301, Newport Beach, CA 92663

Richard A. Kamprath

McKool Smith PC

Tel: +1 (214) 978-4000

Fax: +1 (214) 978-4044

300 Crescent Court, Suite 1500, Dallas, TX 75201

InterDigital Madison Patent Holdings, SAS

Represented By

5 Attorneys Listed

Olson Stein LLP

Tel: +1 (949) 887-4600

240 Nice Lane, No. 301, Newport Beach, CA 92663

Joshua W. Budwin

McKool Smith

Tel: +1 (512) 692-8700

Fax: +1 (512) 692-8744

303 Colorado St, Suite 2100, Austin, TX 78701

Kevin L Burgess

McKool Smith, P.C.

Tel: +1 (903) 923-9000

Fax: +1 (903) 923-9099

104 East Houston St., Ste 300, Marshall, TX 75670

Olson Stein LLP

Tel: +1 (310) 916-7433

240 Nice Lane, No. 301, Newport Beach, CA 92663

Richard A. Kamprath

McKool Smith PC

Tel: +1 (214) 978-4000

Fax: +1 (214) 978-4044

300 Crescent Court, Suite 1500, Dallas, TX 75201

Plaintiff

Dolby International AB

Represented By

8 Attorneys Listed

Adam R. Shartzer

Fish and Richardson PC

Tel: +1 (202) 783-5070

Fax: +1 (202) 783-2331

1000 Maine Ave. SW, Suite 1000, Washington, DC 20024

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Christopher S. Marchese

Fish and Richardson

Tel: +1 (949) 623-7640

Fax: +1 (858) 678-5099

4695 MacArthur Court, Suite 1100, Newport Beach, CA 92660

John W Thornburgh

Attorney

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

Joshua Hain Park

Fish & Richardson P.C.

Tel: +1 (713) 654-5300

Fax: +1 (713) 652-0109

909 Fannin St., Suite 2100, Houston, TX 77010

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Madelyn S McCormick

Fish & Richardson P.C.

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

12860 El Camino Real, Suite 400, San Diego, CA 92130

Fish & Richardson P.C.

Tel: +1 (404) 892-5005

Fax: +1 (404) 892-5002

1180 Peachtree St., NE, 21st Floor, Atlanta, GA 30309

Dolby Laboratories, Inc.

Represented By

8 Attorneys Listed

Adam R. Shartzer

Fish and Richardson PC

Tel: +1 (202) 783-5070

Fax: +1 (202) 783-2331

1000 Maine Ave. SW, Suite 1000, Washington, DC 20024

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Christopher S. Marchese

Fish and Richardson

Tel: +1 (949) 623-7640

Fax: +1 (858) 678-5099

4695 MacArthur Court, Suite 1100, Newport Beach, CA 92660

John W Thornburgh

Attorney

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

Joshua Hain Park

Fish & Richardson P.C.

Tel: +1 (713) 654-5300

Fax: +1 (713) 652-0109

909 Fannin St., Suite 2100, Houston, TX 77010

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Madelyn S McCormick

Fish & Richardson P.C.

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

12860 El Camino Real, Suite 400, San Diego, CA 92130

Fish & Richardson P.C.

Tel: +1 (404) 892-5005

Fax: +1 (404) 892-5002

1180 Peachtree St., NE, 21st Floor, Atlanta, GA 30309

Dolby Laboratories Licensing Corp.

Represented By

8 Attorneys Listed

Adam R. Shartzer

Fish and Richardson PC

Tel: +1 (202) 783-5070

Fax: +1 (202) 783-2331

1000 Maine Ave. SW, Suite 1000, Washington, DC 20024

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Christopher S. Marchese

Fish and Richardson

Tel: +1 (949) 623-7640

Fax: +1 (858) 678-5099

4695 MacArthur Court, Suite 1100, Newport Beach, CA 92660

John W Thornburgh

Attorney

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

Joshua Hain Park

Fish & Richardson P.C.

Tel: +1 (713) 654-5300

Fax: +1 (713) 652-0109

909 Fannin St., Suite 2100, Houston, TX 77010

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Madelyn S McCormick

Fish & Richardson P.C.

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

12860 El Camino Real, Suite 400, San Diego, CA 92130

Fish & Richardson P.C.

Tel: +1 (404) 892-5005

Fax: +1 (404) 892-5002

1180 Peachtree St., NE, 21st Floor, Atlanta, GA 30309

Counter Claimant

InterDigital, Inc.

Represented By

5 Attorneys Listed

Olson Stein LLP

Tel: +1 (949) 887-4600

240 Nice Lane, No. 301, Newport Beach, CA 92663

Joshua W. Budwin

McKool Smith

Tel: +1 (512) 692-8700

Fax: +1 (512) 692-8744

303 Colorado St, Suite 2100, Austin, TX 78701

Kevin L Burgess

McKool Smith, P.C.

Tel: +1 (903) 923-9000

Fax: +1 (903) 923-9099

104 East Houston St., Ste 300, Marshall, TX 75670

Olson Stein LLP

Tel: +1 (310) 916-7433

240 Nice Lane, No. 301, Newport Beach, CA 92663

Richard A. Kamprath

McKool Smith PC

Tel: +1 (214) 978-4000

Fax: +1 (214) 978-4044

300 Crescent Court, Suite 1500, Dallas, TX 75201

InterDigital Madison Patent Holdings, SAS

Represented By

5 Attorneys Listed

Olson Stein LLP

Tel: +1 (949) 887-4600

240 Nice Lane, No. 301, Newport Beach, CA 92663

Joshua W. Budwin

McKool Smith

Tel: +1 (512) 692-8700

Fax: +1 (512) 692-8744

303 Colorado St, Suite 2100, Austin, TX 78701

Kevin L Burgess

McKool Smith, P.C.

Tel: +1 (903) 923-9000

Fax: +1 (903) 923-9099

104 East Houston St., Ste 300, Marshall, TX 75670

Olson Stein LLP

Tel: +1 (310) 916-7433

240 Nice Lane, No. 301, Newport Beach, CA 92663

Richard A. Kamprath

McKool Smith PC

Tel: +1 (214) 978-4000

Fax: +1 (214) 978-4044

300 Crescent Court, Suite 1500, Dallas, TX 75201

Counter Defendant

Dolby International AB

Represented By

8 Attorneys Listed

Adam R. Shartzer

Fish and Richardson PC

Tel: +1 (202) 783-5070

Fax: +1 (202) 783-2331

1000 Maine Ave. SW, Suite 1000, Washington, DC 20024

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Christopher S. Marchese

Fish and Richardson

Tel: +1 (949) 623-7640

Fax: +1 (858) 678-5099

4695 MacArthur Court, Suite 1100, Newport Beach, CA 92660

John W Thornburgh

Attorney

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

Joshua Hain Park

Fish & Richardson P.C.

Tel: +1 (713) 654-5300

Fax: +1 (713) 652-0109

909 Fannin St., Suite 2100, Houston, TX 77010

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Madelyn S McCormick

Fish & Richardson P.C.

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

12860 El Camino Real, Suite 400, San Diego, CA 92130

Fish & Richardson P.C.

Tel: +1 (404) 892-5005

Fax: +1 (404) 892-5002

1180 Peachtree St., NE, 21st Floor, Atlanta, GA 30309

Dolby Laboratories, Inc.

Represented By

8 Attorneys Listed

Adam R. Shartzer

Fish and Richardson PC

Tel: +1 (202) 783-5070

Fax: +1 (202) 783-2331

1000 Maine Ave. SW, Suite 1000, Washington, DC 20024

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Christopher S. Marchese

Fish and Richardson

Tel: +1 (949) 623-7640

Fax: +1 (858) 678-5099

4695 MacArthur Court, Suite 1100, Newport Beach, CA 92660

John W Thornburgh

Attorney

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

Joshua Hain Park

Fish & Richardson P.C.

Tel: +1 (713) 654-5300

Fax: +1 (713) 652-0109

909 Fannin St., Suite 2100, Houston, TX 77010

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Madelyn S McCormick

Fish & Richardson P.C.

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

12860 El Camino Real, Suite 400, San Diego, CA 92130

Fish & Richardson P.C.

Tel: +1 (404) 892-5005

Fax: +1 (404) 892-5002

1180 Peachtree St., NE, 21st Floor, Atlanta, GA 30309

Dolby Laboratories Licensing Corp.

Represented By

8 Attorneys Listed

Adam R. Shartzer

Fish and Richardson PC

Tel: +1 (202) 783-5070

Fax: +1 (202) 783-2331

1000 Maine Ave. SW, Suite 1000, Washington, DC 20024

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Christopher S. Marchese

Fish and Richardson

Tel: +1 (949) 623-7640

Fax: +1 (858) 678-5099

4695 MacArthur Court, Suite 1100, Newport Beach, CA 92660

John W Thornburgh

Attorney

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

Joshua Hain Park

Fish & Richardson P.C.

Tel: +1 (713) 654-5300

Fax: +1 (713) 652-0109

909 Fannin St., Suite 2100, Houston, TX 77010

Fish & Richardson P.C.

Tel: +1 (650) 839-5070

Fax: +1 (650) 839-5071

500 Arguello St., Suite 400, Redwood City, CA 94063

Madelyn S McCormick

Fish & Richardson P.C.

Tel: +1 (858) 678-5070

Fax: +1 (858) 678-5099

12860 El Camino Real, Suite 400, San Diego, CA 92130

Fish & Richardson P.C.

Tel: +1 (404) 892-5005

Fax: +1 (404) 892-5002

1180 Peachtree St., NE, 21st Floor, Atlanta, GA 30309

Court & Judges

Court

District Court, C.D. California

Presiding Judge

Wesley L. Hsu

Patents Involved

No asserted patent numbers detected in initial docket filings yet.

Docket Entries

COMPLAINT Receipt No: ACACDC-41645793 - Fee: $405, filed by Plaintiffs Dolby Laboratories, Inc., Dolby International AB, Dolby Laboratories Licensing Corp.. (Attachments: # 1 Exhibit 1, # 2 Exhibit 2) (Attorney Christopher S. Marchese added to party Dolby International AB(pty:pla), Attorney Christopher S. Marchese added to party Dolby Laboratories Licensing Corp.(pty:pla), Attorney Christopher S. Marchese added to party Dolby Laboratories, Inc.(pty:pla))(Marchese, Christopher) (Entered: 03/03/2026)

2026-03-03

1

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COMPLAINT Receipt No: ACACDC-41645793 - Fee: $405, filed by Plaintiffs Dolby Laboratories, Inc., Dolby International AB, Dolby Laboratories Licensing Corp.. (Attachments: # 1 Exhibit 1, # 2 Exhibit 2) (Attorney Christopher S. Marchese added to party Dolby International AB(pty:pla), Attorney Christopher S. Marchese added to party Dolby Laboratories Licensing Corp.(pty:pla), Attorney Christopher S. Marchese added to party Dolby Laboratories, Inc.(pty:pla))(Marchese, Christopher) (Entered: 03/03/2026)

2026-03-03

2

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COMPLAINT Receipt No: ACACDC-41645793 - Fee: $405, filed by Plaintiffs Dolby Laboratories, Inc., Dolby International AB, Dolby Laboratories Licensing Corp.. (Attachments: # 1 Exhibit 1, # 2 Exhibit 2) (Attorney Christopher S. Marchese added to party Dolby International AB(pty:pla), Attorney Christopher S. Marchese added to party Dolby Laboratories Licensing Corp.(pty:pla), Attorney Christopher S. Marchese added to party Dolby Laboratories, Inc.(pty:pla))(Marchese, Christopher) (Entered: 03/03/2026)

2026-03-03

2

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CIVIL COVER SHEET filed by Plaintiffs Dolby International AB, Dolby Laboratories Licensing Corp., Dolby Laboratories, Inc.. (Marchese, Christopher) (Entered: 03/03/2026)

2026-03-03

1

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