Home › PTAB Cases › IPR2025-00637

OnePlus Technology (Shenzhen) Co., Ltd. et al. vs. Pantech Corporation

Explore the PTAB proceeding IPR2025-00637 filed by OnePlus Technology (Shenzhen) Co., Ltd. et al. on 2025-03-18. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00637

Filing Date

2025-03-18

Accorded Filing Date

2025-03-18

Institution Decision Date

2025-08-14

Last Modified Date

2026-05-21

Proceeding Type

IPR

Termination Date

2025-08-14

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

OnePlus Technology (Shenzhen) Co., Ltd. et al.

Represented By

Zou, Zhiweiet al

Patent Owner / Respondent

Pantech Corporation

Represented By

Fussell, Jameset al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2400 - Computer Networks, Multiplex & Cybersecurity

Patent Information

1 Patent Involved

Respondent Application Number 14782534

Respondent Patent Number 9763283

External Links

Espacenet

Google Patents

Respondent Inventor Myung Cheul JUNG et al

Respondent Tech Center TC 2400 - Computer Networks, Multiplex & Cybersecurity

Address and Attorney/Agent Information

2 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name H.C. PARK & ASSOCIATES, PLC

Customer Number 58027

Address 1894 PRESTON WHITE DRIVE, RESTON, VA, 20191, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
34129	William Brooks	703-288-5105
50114	Hae-Chan Park	703-544-9202

Proceeding Documents

Notice: refund approved NOTICE

2026-05-21 FILING PARTY: BOARD

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Petitioner's Request For Refund of Post-Institution Fee OTHER

2026-05-20 FILING PARTY: PETITIONER

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Order Denying Director Review of Institution Decision REHEARING

2025-10-20 FILING PARTY: BOARD

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Petitioner's Updated Exhibit List NOTICE

2025-10-01 FILING PARTY: PETITIONER

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3105

Email denying Petitioner's request to file a supplemental brief, authorizing filing of order from parallel litigation as an exhibit Exhibit

2025-10-01 FILING PARTY: BOARD

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1036

EX1036 - Order to Stay Exhibit

2025-10-01 FILING PARTY: PETITIONER

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3104

Ex. 3104 Request for Leave to File Notice of Supplemental Authority - Denied Exhibit

2025-09-02 FILING PARTY: BOARD

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Authorized Response to Director Review Request OTHER

2025-08-28 FILING PARTY: PATENT OWNER

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Petitioner's Request for Director Review REQUEST

2025-08-26 FILING PARTY: PETITIONER

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3103

Ex. 3103 Counsel email for Authorized response Exhibit

2025-08-26 FILING PARTY: BOARD

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Director Discretionary Decision: Deny RESPONSE

2025-08-14 FILING PARTY: BOARD

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Petitioner's Unopposed Motion to Withdraw Backup Counsel MOTION

2025-07-29 FILING PARTY: PETITIONER

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Patent Owner's Supplemental Brief in Support of Request for Discretionary Denial of Institution OTHER

2025-07-23 FILING PARTY: PATENT OWNER

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1035

EX1035 - Pantech Corp. v. OnePlus Tech. (Shenzhen) Co., Ltd., 5:24-cv-00038-RWS-JBB, (E.D. Tex.), Dkt. No. 86, Third Amended Docket Control Order Exhibit

2025-07-22 FILING PARTY: PETITIONER

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1034

EX1034 - Pantech Corp. v. OnePlus Tech. (Shenzhen) Co., Ltd., 5:24-cv-00038-RWS-JBB, (E.D. Tex.), Dkt. No. 85, Order Exhibit

2025-07-22 FILING PARTY: PETITIONER

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Petitioner's Supplemental Brief In Opposition to Patent Owner's Request for Discretionary Denial OTHER

2025-07-22 FILING PARTY: PETITIONER

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3102

Email Correspondence Exhibit

2025-07-21 FILING PARTY: BOARD

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1033

EX1033 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:22-cv-00069-RWS (E.D. Tex.), Dkt. No. 502-1, Redacted Version of Court’s Order (Dkt. No. 498) Exhibit

2025-07-17 FILING PARTY: PETITIONER

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Patent Owner's Preliminary Response POPR

2025-07-17 FILING PARTY: PATENT OWNER

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1027

EX1027 - USPTO Recordation of Patent Assignment Document, Reel: 052662 Frames: 0609-0638 Exhibit

2025-07-17 FILING PARTY: PETITIONER

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2004

Ex. 2004 - (E.D. Tex. -00038) Preliminary Claim Constructions Exhibit

2025-07-17 FILING PARTY: PATENT OWNER

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1022

EX1022 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:22-cv-00069-RWS (E.D. Tex.), Dkt. No. 6, First Amended Complaint for Patent Infringement Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1032

EX1032 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:22-cv-00069-RWS (E.D. Tex.), Dkt. No. 499, Final Judgment Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1031

EX1031 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:22-cv-00069-RWS (E.D. Tex.), Dkt. No. 259, Verdict Form Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1021

EX1021 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:24-cv-00038-RWS-JBB (E.D. Tex.), Dkt. No. 1, Complaint for Patent Infringement Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1026

EX1026 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:24-cv-00038-RWS-JBB (E.D. Tex.), Plaintiff’s Patent Infringement Contentions Exhibit

2025-07-17 FILING PARTY: PETITIONER

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

2025-07-17 FILING PARTY: PETITIONER

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1025

EX1025 - Sonos Inc. v. D&M Holdings, Inc., 1:14-cv-01330-WCB (D. Del.), Dkt. No. 418, Discovery Dispute Letter Brief Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1028

EX1028 - Pantech Corp. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:25-cv-00089 (E.D. Tex.), Dkt. No. 1, Complaint for Patent Infringement Exhibit

2025-07-17 FILING PARTY: PETITIONER

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Order Granting Petitioner’s Motions for Pro Hac Vice Admission of Jia Hui Jiang and Zhe Wang ORDER

2025-07-17 FILING PARTY: BOARD

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1029

EX1029 - Docket Navigator Statistics for Judge Schroeder in E.D. Tex Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1030

EX1030 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:24-cv-00038-RWS-JBB (E.D. Tex.), Dkt. No. 12, Joint Motion to Stay Proceedings Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1023

EX1023 - Pantech Corp. et al. v. Oneplus Tech. (Shenzhen) Co., Ltd., 5:22-cv-00069-RWS (E.D. Tex.), Dkt. No. 223, Redacted Amended Joint Final Pretrial Order Exhibit

2025-07-17 FILING PARTY: PETITIONER

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1024

EX1024 - “Albright Worried Multipatent Trials Ask Too Much Of Jurors,” Law360 (Dec. 18, 2020) Exhibit

2025-07-17 FILING PARTY: PETITIONER

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3101

Email Correspondence Exhibit

2025-06-20 FILING PARTY: BOARD

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2001

Ex. 2001 - Second Amended Docket Control Order Exhibit

2025-06-18 FILING PARTY: PATENT OWNER

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2003

Ex. 2003 - 2021.07.09 Pantech to OnePlus (5G and ST Notice) Exhibit

2025-06-18 FILING PARTY: PATENT OWNER

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2002

Ex. 2002 - Median Time to Trial Exhibit

2025-06-18 FILING PARTY: PATENT OWNER

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Patent Owner’s Request for Discretionary Denial of Institution Under 35 U.S.C. §§ 314(A) AND 325(D) RESPONSE

2025-06-17 FILING PARTY: PATENT OWNER

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1020

EX1020 - Correspondence with Patent Owner dated May 22, 2025 Exhibit

2025-05-22 FILING PARTY: PETITIONER

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Petitioner's Updated Exhibit List NOTICE

2025-05-22 FILING PARTY: PETITIONER

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Petitioner's Unopposed Motion for Pro Hac Vice Admission of Zhe Wang MOTION

2025-05-06 FILING PARTY: PETITIONER

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1018

EX1018 - Declaration of Zhe Wang Exhibit

2025-05-06 FILING PARTY: PETITIONER

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Petitioner's Unopposed Motion for Pro Hac Vice Admission of Jia Hui Jiang MOTION

2025-05-06 FILING PARTY: PETITIONER

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Petitioner's Updated Exhibit List NOTICE

2025-05-06 FILING PARTY: PETITIONER

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1019

EX1019 - Declaration of Jia Hui Jiang Exhibit

2025-05-06 FILING PARTY: PETITIONER

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Notice: Notice filing date accorded NOTICE

2025-04-17 FILING PARTY: BOARD

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Notice: Power of Attorney NOTICE

2025-04-14 FILING PARTY: PATENT OWNER

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Notice: Mandatory Notice NOTICE

2025-04-14 FILING PARTY: PATENT OWNER

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1015