Status
Non-Final Action Mailed
Requester
Requester Law Firm
Unknown
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (23 events)
Jun 10, 2026MR.NFRX - Mail Reexam Non-Final Action
May 22, 2026PA..Change in Power of Attorney (May Include Associate POA)
May 14, 2026RXFWDXDate Forwarded to Examiner
Jan 30, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 14, 2026MRXNReexamination Formalities Notice Mailed
Jan 14, 2026COMPApplication Is Now Complete
Jan 14, 2026DOCKCase Docketed to Examiner in GAU
Jan 14, 2026MRXNReexamination Formalities Notice Mailed
Jan 13, 2026RXNREQFDNotice of reexamination request filing date
Jan 13, 2026RXNREQAUNotice of assignment of reexamination request
Jan 13, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 10, 2026PRXRParalegal Reexam Review Complete
Jan 10, 2026FTFIFITF set to NO - revise initial setting
Jan 8, 2026RXRLFReExam Litigation Found
Jan 8, 2026RXLITSRReexam Litigation Search Conducted
Jan 8, 2026RXTTLRPTTitle Report
Dec 22, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 22, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 22, 2025RXOSUB.RReexamination requested by third party requester
Dec 22, 2025RXC/SRCertificate of Service
Dec 22, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Dec 22, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Dec 22, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
None found
Federal Circuit (CAFC)
None found
Terminal Disclaimer
Filed — ApprovedNov 14, 2012
Prosecution History
| Date | Code | Description |
|---|---|---|
| Nov 14, 2012 | P574 | PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED |
| Nov 14, 2012 | DIST | Terminal Disclaimer Filed |
Maintenance Fees
Grant
Aug 13, 2013
3.5-yr
Feb 13, 2017
7.5-yr
Feb 13, 2021
Paid Jan 19, 2021
11.5-yr
Feb 13, 2025
Paid Feb 13, 2025
Expiry
Jun 25, 2032
Entity Status
Large Entity
Expires
Jun 25, 2032 (6.2 yr remaining)
Assignments
AssignmentReel/Frame: 056366/0335Recorded: May 25, 2021
From
LG INNOTEK CO., LTD.
May 20, 2021
→
To
SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
AssignmentReel/Frame: 067949/0047Recorded: Jul 10, 2024
From
SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
Jun 25, 2024
→
To
LIGHT GUIDE INNOVATIONS LLC