90/016,335FIN FIELD EFFECT TRANSISTOR9,716,091Open

Status

Determination - Reexamination Ordered

Filed

May 22, 2026

Last Updated

Jul 21, 2026

Art Unit

3991

Requester Law Firm

Kirkland & Ellis, LLP

Requested By

Third Party

Sector (CPC)

HElectrical & Electronic
H10Semiconductor Devices
H10DInorganic Semiconductor Devices

USPC

257Active Solid-State Devices (E.g., Transistors, Solid-State Diodes)

Reexam History (20 events)

Jul 21, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 6, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jun 9, 2026DOCKCase Docketed to Examiner in GAU
Jun 9, 2026MRXNReexamination Formalities Notice Mailed
Jun 9, 2026COMPApplication Is Now Complete
Jun 9, 2026MRXNReexamination Formalities Notice Mailed
Jun 8, 2026RXNREQFDNotice of reexamination request filing date
Jun 8, 2026RXNREQAUNotice of assignment of reexamination request
Jun 8, 2026RXTTLRPTTitle Report
Jun 8, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 8, 2026FTFIFITF set to NO - revise initial setting
May 27, 2026PRXRParalegal Reexam Review Complete
May 22, 2026RXOSUB.RReexamination requested by third party requester
May 22, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
May 22, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
May 22, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
May 22, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
May 22, 2026RXPA..RReexam - Change in Power of Attorney (May Include Associate POA) for Third Party Requester
May 22, 2026RXC/SRCertificate of Service
May 22, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

None found

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Jul 25, 2017
3.5-yr
Jan 25, 2021
Paid Sep 28, 2020
7.5-yr
Jan 25, 2025
Paid Jan 6, 2025
11.5-yr
Jan 25, 2029
Expiry
Jun 27, 2036

Entity Status

Large Entity

Expires

Jun 27, 2036 (10.1 yr remaining)

Assignments

201120122013201420152016201720182019202020212022FiledHUNG-TA LINHUNG-MING CHENCHU-YUN FUSHIN-YEH HUANGSHU-TINE YANGTAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.MOSAID TECHNOLOGIES INC.
AssignmentReel/Frame: 039144/0730Recorded: Jul 13, 2016

From

HUNG-MING CHENInventor
Oct 13, 2010
CHU-YUN FUInventor
Oct 13, 2010
SHIN-YEH HUANGInventor
Oct 13, 2010
HUNG-TA LINInventor
Oct 12, 2010
SHU-TINE YANGInventor
Oct 13, 2010

To

TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.

AssignmentReel/Frame: 060024/0698Recorded: May 26, 2022

From

TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
May 3, 2022

To

MOSAID TECHNOLOGIES INC.