Status
Reexamination Certificate Issued
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner
Patent Owner Law Firm
Reexam History (40 events)
Sep 30, 2026REEXInput Issue Number and Issue Date for Reexamination
Sep 17, 2026RXPUBSReexam Forwarded to Office of Publications
Aug 3, 2026MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Jul 21, 2026IDSCInformation Disclosure Statement considered
Jun 11, 2026RXC/SRCertificate of Service
Jun 11, 2026RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Jun 11, 2026RXA...Response after Non-Final Action
May 6, 2026WIDSInformation Disclosure Statement (IDS) Filed
May 6, 2026RXIDS.Information Disclosure Statement Filed
May 6, 2026RXC/SRCertificate of Service
Apr 22, 2026MR.NFRX - Mail Reexam Non-Final Action
Jan 23, 2026RXFWDXDate Forwarded to Examiner
Dec 10, 2025PA..Change in Power of Attorney (May Include Associate POA)
Dec 9, 2025RXC.ADCorrespondence Address Change
Dec 5, 2025RXPA..Change in Power of Attorney (May Include Associate POA)
Dec 5, 2025RXC/SRCertificate of Service
Nov 17, 2025MREXORX - Mail Ex Parte Request for Reexamination Granted
Oct 2, 2025IDSCInformation Disclosure Statement considered
Sep 26, 2025PA..Change in Power of Attorney (May Include Associate POA)
Sep 25, 2025RXC.ADCorrespondence Address Change
Sep 24, 2025RXPA..Change in Power of Attorney (May Include Associate POA)
Aug 21, 2025MRXNReexamination Formalities Notice Mailed
Aug 21, 2025MRXNReexamination Formalities Notice Mailed
Aug 21, 2025DOCKCase Docketed to Examiner in GAU
Aug 21, 2025COMPApplication Is Now Complete
Aug 20, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 20, 2025RXNREQFDNotice of reexamination request filing date
Aug 20, 2025RXNREQAUNotice of assignment of reexamination request
Aug 20, 2025FTFIFITF set to NO - revise initial setting
Aug 18, 2025WIDSInformation Disclosure Statement (IDS) Filed
Aug 18, 2025RXOSUCOrig Req Receipt Corrected
Aug 18, 2025RXOSUB.RReexamination requested by third party requester
Aug 18, 2025RXC/SRCertificate of Service
Aug 18, 2025PRXRParalegal Reexam Review Complete
Aug 15, 2025RXTTLRPTTitle Report
Aug 15, 2025RXRLFReExam Litigation Found
Aug 15, 2025RXOSUB.RReexamination requested by third party requester
Aug 15, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Aug 15, 2025RXLITSRReexam Litigation Search Conducted
Aug 15, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2024-01366IPR — Institution Denied
Petitioner
Samsung Electronics Co., Ltd. et al.
Petition Filed
Sep 4, 2024
Institution
Mar 24, 2025
Decision
Mar 24, 2025
Terminated
Mar 24, 2025
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 Jun 21, 2021
7.5-yr
Jan 25, 2025
Paid Nov 19, 2024
11.5-yr
Jan 25, 2029
Expiry
Sep 20, 2034
Entity Status
Large Entity
Expires
Sep 20, 2034 (8.5 yr remaining)
Term Adjustment
+492 days (~1.3 yr)
Other
USPTO Event: Maintenance Fee Reminder Mailed
Assignments
AssignmentReel/Frame: 030466/0849Recorded: May 22, 2013
From
HYOUNG-GON LEEInventor
Oct 25, 2012
→
To
EMPIRE TECHNOLOGY DEVELOPMENT LLC
AssignmentReel/Frame: 029343/0123Recorded: Nov 23, 2012
From
HYOUNG-GON LEEInventor
Oct 25, 2012
→
To
EMPIRE TECHNOLOGY DEVELOPMENT LLC
Security InterestReel/Frame: 048373/0217Recorded: Jan 29, 2019
From
EMPIRE TECHNOLOGY DEVELOPMENT LLC
Dec 28, 2018
→
To
L.P. CRESTLINE DIRECT FINANCE
ReleaseReel/Frame: 065712/0585Recorded: Nov 29, 2023
From
L.P. CRESTLINE DIRECT FINANCE
Oct 4, 2023
→
To
EMPIRE TECHNOLOGY DEVELOPMENT LLC
AssignmentReel/Frame: 065880/0333Recorded: Dec 15, 2023
From
EMPIRE TECHNOLOGY DEVELOPMENT LLC
Oct 30, 2023
→
To
TECHLOCK IP LLC
AssignmentReel/Frame: 065880/0394Recorded: Dec 15, 2023
From
TECHLOCK IP LLC
Dec 14, 2023
→
To
SECURE WI-FI LLC
Security InterestReel/Frame: 066199/0749Recorded: Jan 22, 2024
From
SECURE WI-FI LLC
Dec 21, 2023
→
To
HPCF LITIGATION FINANCE US I LLC