Status
Determination - Reexamination Ordered
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (17 events)
Jul 14, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Apr 29, 2026DOCKCase Docketed to Examiner in GAU
Apr 21, 2026MRXNReexamination Formalities Notice Mailed
Apr 21, 2026COMPApplication Is Now Complete
Apr 21, 2026MRXNReexamination Formalities Notice Mailed
Apr 20, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 20, 2026FTFIFITF set to NO - revise initial setting
Apr 20, 2026RXNREQFDNotice of reexamination request filing date
Apr 20, 2026RXNREQAUNotice of assignment of reexamination request
Apr 20, 2026RXTTLRPTTitle Report
Apr 15, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 15, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Apr 15, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 15, 2026RXC/SRCertificate of Service
Apr 15, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 15, 2026PRXRParalegal Reexam Review Complete
Apr 15, 2026RXOSUB.RReexamination requested by third party requester
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2026-00153IPR — Discretionary Denial
Petitioner
Target Corporation
Petition Filed
Nov 25, 2025
Institution
Mar 23, 2026
Decision
Mar 23, 2026
Terminated
Mar 23, 2026
IPR2026-00106IPR — Pending
Petitioner
Amazon.com Services LLC et al.
Petition Filed
Nov 10, 2025
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Jun 11, 2019
3.5-yr
Dec 11, 2022
Paid Dec 12, 2022
7.5-yr
Dec 11, 2026
11.5-yr
Dec 11, 2030
Expiry
Feb 2, 2038
Entity Status
Large Entity
Expires
Feb 2, 2038 (11.8 yr remaining)
Term Adjustment
+280 days (~0.8 yr)
Assignments
AssignmentReel/Frame: 042231/0565Recorded: May 3, 2017
From
GREGORY G. RALEIGHInventor
Mar 24, 2009
→
To
HEADWATER PARTNERS I LLC
MergerReel/Frame: 042231/0594Recorded: May 3, 2017
From
HEADWATER MANAGEMENT LLC
Dec 29, 2016
HEADWATER PARTNERS I LLC
Dec 29, 2016
→
To
HEADWATER RESEARCH LLC