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Taiwan Semiconductor Manufacturing Company Limited et al. vs. Marlin Semiconductor Ltd. et al.

Explore the PTAB proceeding IPR2025-00848 filed by Taiwan Semiconductor Manufacturing Company Limited et al. on 2025-04-17. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00848

Filing Date

2025-04-17

Accorded Filing Date

2025-04-17

Institution Decision Date

2025-09-03

Last Modified Date

2026-04-13

Proceeding Type

IPR

Termination Date

2025-09-03

Trial Status

Discretionary Denial

Parties & Counsel

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2800 - Semiconductors, Electrical & Optical Systems

Patent Information

1 Patent Involved
Respondent Application Number 15660991
Respondent Patent Number 9953880
Respondent Inventor Chun-Hao Lin et al
Respondent Tech Center TC 2800 - Semiconductors, Electrical & Optical Systems

Address and Attorney/Agent Information

86 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Mintz Levin/Boston Office
Customer Number 30623
Address 1 Financial Center, Boston, MA, 02111, UNITED STATES

Attorney / Agent Information

Reg # Name Phone
31359 William Geary Iii 617-348-3046
38898 Edward Grieff 858-314-1898
39586 Kevin Ainsworth 212-692-6745
41832 Fred Hernandez 858-314-1518
42523 Farshad Far-Hadian 858-314-2144
43858 Mark Pino 202-434-7332
44238 Lisa Adams 617-348-3054
44338 Andrew Skale 858-314-1500

Proceeding Documents

159
16

Notice: refund approved NOTICE

2026-04-13 FILING PARTY: BOARD
15

Petitioners' Request for Refund of Post-Institution Fee OTHER

2026-04-10 FILING PARTY: PETITIONER
14

Order Denying Director Review of Institution Decision REHEARING

2025-11-05 FILING PARTY: BOARD
13

Authorized Response to Director Review Request OTHER

2025-10-14 FILING PARTY: PATENT OWNER
3100

Email, Subject_IPR2025-00848 and IPR2025-00879 Director Review Requests Exhibit

2025-10-06 FILING PARTY: BOARD