Status
Non-Final Action Mailed
Requester
Requester Law Firm
Unknown
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (20 events)
Jun 16, 2026MR.NFRX - Mail Reexam Non-Final Action
May 26, 2026PA..Change in Power of Attorney (May Include Associate POA)
Apr 9, 2026RXFWDXDate Forwarded to Examiner
Jan 21, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Dec 15, 2025COMPApplication Is Now Complete
Dec 15, 2025DOCKCase Docketed to Examiner in GAU
Dec 15, 2025MRXNReexamination Formalities Notice Mailed
Dec 15, 2025MRXNReexamination Formalities Notice Mailed
Dec 12, 2025RXNREQAUNotice of assignment of reexamination request
Dec 12, 2025RXNREQFDNotice of reexamination request filing date
Dec 12, 2025RXTTLRPTTitle Report
Dec 12, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Dec 12, 2025FTFIFITF set to NO - revise initial setting
Dec 10, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 10, 2025PRXRParalegal Reexam Review Complete
Dec 10, 2025RXC/SRCertificate of Service
Dec 10, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 10, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Dec 10, 2025RXOSUB.RReexamination requested by third party requester
Dec 10, 2025WIDSInformation Disclosure Statement (IDS) Filed
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
None found
Federal Circuit (CAFC)
None found
Terminal Disclaimer
Filed — ApprovedAug 2, 2013
Prosecution History
| Date | Code | Description |
|---|---|---|
| Aug 2, 2013 | P574 | PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED |
| Aug 2, 2013 | DIST | Terminal Disclaimer Filed |
Maintenance Fees
Grant
Dec 31, 2013
3.5-yr
Jun 30, 2017
7.5-yr
Jun 30, 2021
Paid May 17, 2021
11.5-yr
Jun 30, 2025
Paid Jun 30, 2025
Expiry
Dec 19, 2032
Entity Status
Large Entity
Expires
Dec 19, 2032 (6.7 yr remaining)
Assignments
AssignmentReel/Frame: 029498/0227Recorded: Dec 19, 2012
From
GYU HYEONG BAKInventor
Oct 19, 2012
→
To
LG INNOTEK CO., LTD.
AssignmentReel/Frame: 036884/0109Recorded: Oct 26, 2015
From
SANG WON LEEInventor
Aug 20, 2015
→
To
LG INNOTEK CO., LTD.
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