Samsung Electronic Co. Ltd. et al. vs. Maxell, LTD.
Explore the PTAB proceeding IPR2025-01307 filed by Samsung Electronic Co. Ltd. et al. on 2025-07-25. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.
Proceeding Overview
Proceeding Number
IPR2025-01307
Filing Date
2025-07-25
Accorded Filing Date
2025-07-25
Institution Decision Date
2026-01-09
Last Modified Date
2026-09-02
Proceeding Type
IPR
Termination Date
—
Trial Status
Trial Instituted
Parties & Counsel
Petitioner
Samsung Electronic Co. Ltd. et al.
Represented By
Heintz, Jameset alPatent Owner / Respondent
Maxell, LTD.
Represented By
Pluta, Robertet alTribunal & Venue
Tribunal
Patent Trial and Appeal Board (USPTO)
Technology Center
TC 2400 - Computer Networks, Multiplex & Cybersecurity
Patent Information
Respondent Application Number
15504668
Respondent Patent Number
11026088
External Links
Respondent Inventor
Nobuo MASUOKA et al
Respondent Tech Center
TC 2400 - Computer Networks, Multiplex & Cybersecurity
Address and Attorney/Agent Information
Power of Attorney & Correspondence
Firm
/ Entity Name
MATTINGLY & MALUR, PC
Customer
Number
24956
Address
1800 DIAGONAL ROAD, SUITE 600, ALEXANDRIA, VA, 22314, UNITED STATES
Attorney / Agent Information
| Reg # | Name | Phone |
|---|---|---|
| 26600 | Douglas Hanscom | 703-684-1120 |
| 30293 | John Mattingly | 703-684-1120 |
| 34663 | Shrinath Malur | 703-684-1120 |
| 35061 | Colin Barnitz | 703-684-1120 |
| 62484 | Nicholas Mattingly | 703-684-1120 |
Proceeding Documents
96
25
Patent Owner's Request for Oral Argument OTHER
2026-09-02
FILING PARTY: PATENT OWNER
24
PETITIONERS’ REQUEST FOR ORAL ARGUMENT OTHER
2026-08-31
FILING PARTY: PETITIONER
23
Patent Owner's Sur-Reply to Petitioner's Reply OTHER
2026-08-12
FILING PARTY: PATENT OWNER
2016
Ex. 2016 - Transcript of August 7, 2026 Deposition of Mr. Michail Bletsas Exhibit
2026-08-12
FILING PARTY: PATENT OWNER
22
AMENDMENTS TO SCHEDULING ORDERS ORDER
2026-08-11
FILING PARTY: BOARD