Samsung Electronics Co., Ltd. et al. vs. Cerence Operating Company

Explore the PTAB proceeding IPR2025-00458 filed by Samsung Electronics Co., Ltd. et al. on 2025-01-21. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00458

Filing Date

2025-01-21

Accorded Filing Date

2025-01-21

Institution Decision Date

2025-06-25

Last Modified Date

2025-12-12

Proceeding Type

IPR

Termination Date

2025-06-25

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Samsung Electronics Co., Ltd. et al.

Represented By

Sharifahmadian, Aliet al

Patent Owner / Respondent

Cerence Operating Company

Represented By

Tong, Qiet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2600 - Communications

Patent Information

1 Patent Involved

Respondent Application Number 13864831

Respondent Patent Number 8682671

External Links

Espacenet

Google Patents

Respondent Inventor Darren C. Meyer et al

Respondent Tech Center TC 2600 - Communications

Address and Attorney/Agent Information

2 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Nuance Communications, Inc.

Customer Number 91337

Address One Wayside Road, Burlington, MA, 01803, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
36971	Douglas Wolf	617-646-8260
63456	Thomas Franklin	617-646-8000

Proceeding Documents

Notice: refund approved NOTICE

2025-12-12 FILING PARTY: BOARD

Download

Petitioners' Request for Refund of Post-Institution Fee OTHER

2025-12-10 FILING PARTY: PETITIONER

Download

Order Denying Director Review of Institution Decision REHEARING

2025-09-26 FILING PARTY: BOARD

Download

PATENT OWNER’S RESPONSE TO PETITIONERS’ REQUEST FOR DIRECTOR REVIEW OTHER

2025-08-04 FILING PARTY: PATENT OWNER

Download

3102

Email, Subject_CORRECTION_ IPR2025-00458, -00459, -00460 Director Review Requests Exhibit

2025-07-28 FILING PARTY: BOARD

Download

Samsung Electronics Co., Ltd. et al. vs. Cerence Operating Company

Proceeding Overview

Parties & Counsel

Petitioner

Samsung Electronics Co., Ltd. et al.

Represented By

Patent Owner / Respondent

Cerence Operating Company

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioners' Request for Refund of Post-Institution Fee OTHER

Order Denying Director Review of Institution Decision REHEARING

PATENT OWNER’S RESPONSE TO PETITIONERS’ REQUEST FOR DIRECTOR REVIEW OTHER

Email, Subject_CORRECTION_ IPR2025-00458, -00459, -00460 Director Review Requests Exhibit

Petitioners' Request for Director Review of Decision Denying Institution REQUEST

Director Discretionary Decision: Deny RESPONSE

Email Correspondence Exhibit

PATENT OWNER'S PRELIMINARY RESPONSE POPR

EX1028 - Samsung Mot to Ext Time, ED Tex Exhibit

EX1027 - Third Amended Docket Control Order, ED Tex Exhibit

Exhibit 2005 - Expert declaration of Eric Koskinen Exhibit

PET Opposition to Discretionary Denial Brief RESPONSE

EX1025 - Cellspin DN 106, ED Tex Exhibit

EX1029 - E-mail from P. Reidy to J. Tsuei Exhibit

Exhibit 2007 - Rogowski, Scenario-Based Programming of Voice-Controlled Medical Robotic Systems Exhibit

Exhibit 2009 - Dretske, Contrastive Statements Exhibit

Exhibit 201 1 - District Court Infringement Contentions Exhibit

Exhibit 2008 - Patel, Acoustic and Perceptual Cues to Contrastive Stress in Dysarthria Exhibit

EX1026 - Joint Motion for DCO, ED Tex Exhibit

Exhibit 2006 - Koskinen CV Exhibit

EX1024 - Harbor Island DN 81, ED Tex Exhibit

Exhibit 2010 - Boer, Meaning and Contrastive Stress Exhibit

Petitioners Opposition to Request for Discretionary Denial of Institution RESPONSE

Exhibit 2001 - Docket Navigator Stay Statistics Exhibit

Exhibit 2004 - Samsung’s September 9, 2024, Invalidity Contentions Exhibit

Exhibit 2002 - March 28, 2025, 2nd Amended DCO Exhibit

Exhibit 2003 - Docket Navigator Median Time-to-Trial Statistics Exhibit

PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL OF INSTITUTION RESPONSE

Petitioners' Updated Exhibit List NOTICE

EX1023 - Letter to Tsuei from Park Exhibit

PATENT OWNER'S SUPPLEMENTAL POWER OF ATTORNEY NOTICE

PATENT OWNER'S SUPPLEMENTAL MANDATORY NOTICES NOTICE

Notice: Notice filing date accorded NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

EX1006 - US20070233492A1 (Matsumoto) Exhibit

EX1008 - US20080195391A1 (Marple) Exhibit

EX1014 - US7313523 (Bellegarda) Exhibit

EX1021 - Cerence Disclosure of Asserted Claims & Infringement Contentions Exhibit

EX1007 - US5634084 (Malsheen) Exhibit

EX1002 - Declaration of Christopher M. Schmandt re 671 Exhibit

EX1022 - Summary of 671 Patent Family Exhibit

EX1003 - Christopher M. Schmandt CV Exhibit

EX1013 - 610 File History Exhibit

Petition: as filed PETITION

EX1011 - US8290775 (Etezadi) Exhibit

EX1016 - Excerpts from Microsoft Computer Dictionary Exhibit

EX1019 - US8447610 (610 Patent) Exhibit

EX1012 - US6829577 (Gleason) Exhibit

EX1017 - US7779357 (Naik) Exhibit

Notice: Power of Attorney for Samsung Electronics America, Inc. NOTICE

EX1020 - Docket Control Order Exhibit

EX1009 - US7010489 (Lewis) Exhibit

EX1004 - 671 File History Exhibit

Notice: Power of Attorney for Samsung Electronics Co., Ltd. NOTICE

EX1018 - US7937125 (May) Exhibit

EX1010 - US7177807 (Schmid) Exhibit

EX1001 - US8682671 (671 Patent) Exhibit

EX1005 - US20010049602A1 (Walker) Exhibit

EX1015 - 000 Provisonal Exhibit