Status
Reexam - Request Ready for Ex Parte Action
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (25 events)
Apr 21, 2026RXFWDXDate Forwarded to Examiner
Mar 20, 2026PA..Change in Power of Attorney (May Include Associate POA)
Mar 19, 2026RXC/SRCertificate of Service
Mar 19, 2026RXLET.Miscellaneous Incoming Letter
Mar 19, 2026RXPA..Change in Power of Attorney (May Include Associate POA)
Mar 19, 2026RXC.ADCorrespondence Address Change
Feb 18, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 7, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Jan 5, 2026DOCKCase Docketed to Examiner in GAU
Jan 5, 2026MRXNReexamination Formalities Notice Mailed
Jan 5, 2026MRXNReexamination Formalities Notice Mailed
Jan 5, 2026COMPApplication Is Now Complete
Jan 4, 2026RXTTLRPTTitle Report
Jan 4, 2026RXNREQFDNotice of reexamination request filing date
Jan 4, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 4, 2026RXNREQAUNotice of assignment of reexamination request
Jan 1, 2026RXRLFReExam Litigation Found
Jan 1, 2026FTFIFITF set to NO - revise initial setting
Jan 1, 2026RXLITSRReexam Litigation Search Conducted
Jan 1, 2026PRXRParalegal Reexam Review Complete
Dec 24, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 24, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 24, 2025RXOSUB.RReexamination requested by third party requester
Dec 24, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Dec 24, 2025RXC/SRCertificate of Service
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2026-00154IPR — Discretionary Denial
Petitioner
Target Corporation
Petition Filed
Nov 25, 2025
Institution
Mar 23, 2026
Decision
Mar 23, 2026
Terminated
Mar 23, 2026
IPR2026-00088IPR — Pending
Petitioner
Amazon.com Services LLC et al.
Petition Filed
Nov 10, 2025
IPR2024-00010IPR — Terminated-Settled
Petitioner
Samsung Electronics Co., Ltd. et al.
Petition Filed
Nov 17, 2023
Institution
May 23, 2024
Decision
May 13, 2025
Terminated
May 13, 2025
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Apr 4, 2017
3.5-yr
Oct 4, 2020
Paid Oct 5, 2020
7.5-yr
Oct 4, 2024
Paid Oct 4, 2024
11.5-yr
Oct 4, 2028
Expiry
Jul 15, 2036
Entity Status
Large Entity
Expires
Jul 15, 2036 (10.3 yr remaining)
Assignments
AssignmentReel/Frame: 039170/0341Recorded: Jul 15, 2016
From
GREGORY G. RALEIGHInventor
Mar 24, 2009
→
To
HEADWATER PARTNERS I LLC
MergerReel/Frame: 041268/0108Recorded: Jan 5, 2017
From
HEADWATER MANAGEMENT LLC
Dec 29, 2016
HEADWATER PARTNERS I LLC
Dec 29, 2016
→
To
HEADWATER RESEARCH LLC