Status
Reexam Preprocessing Completed - Released to Assigned GAU
Filed
Oct 23, 2026
Pre-Order Paper
Window open until about Dec 2, 2026
Last Updated
Oct 28, 2026
Examiner
Not assigned
Art Unit
Requester
Not named (filed by counsel)
Requester Law Firm
Requested By
Third Party
Patent Owner(via USPTO assignment records)
Patent Owner Law Firm
Owner hasn't filed yet
Reexam History (14 events)
Oct 28, 2026RXTTLRPTTitle Report
Oct 28, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 28, 2026FTFIFITF set to NO - revise initial setting
Oct 28, 2026RXNREQFDNotice of reexamination request filing date
Oct 28, 2026RXNREQAUNotice of assignment of reexamination request
Oct 26, 2026RXLITSRReexam Litigation Search Conducted
Oct 26, 2026RXRLFReExam Litigation Found
Oct 26, 2026PRXRParalegal Reexam Review Complete
Oct 23, 2026RXC/SRCertificate of Service
Oct 23, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 23, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Oct 23, 2026RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Oct 23, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Oct 23, 2026RXOSUB.RReexamination requested by third party requester
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
None found
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Jan 29, 2013
3.5-yr
Jul 29, 2016
7.5-yr
Jul 29, 2020
11.5-yr
Jul 29, 2024
Expiry
Sep 17, 2031
Entity Status
Large Entity
Expires
Sep 17, 2031 (4.9 yr remaining)
Term Adjustment
+250 days (~0.7 yr)
Other
USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder Mailed
Assignments
AssignmentReel/Frame: 025604/0229Recorded: Jan 10, 2011
From
DANIEL DELLINGInventor
Jan 4, 2011
ANDREW V. GOLDBERGInventor
Jan 3, 2011
ANDREAS NOWATZYKInventor
Jan 3, 2011
RENATO F. WERNECKInventor
Jan 3, 2011
→
To
MICROSOFT CORPORATION
AssignmentReel/Frame: 034544/0001Recorded: Dec 9, 2014
From
MICROSOFT CORPORATION
Oct 14, 2014
→
To
MICROSOFT TECHNOLOGY LICENSING, LLC