Status
Determination - Reexamination Ordered
Requester
Unknown
Requester Law Firm
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Reexam History (22 events)
Jul 17, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
May 8, 2026PA..Change in Power of Attorney (May Include Associate POA)
Apr 27, 2026DOCKCase Docketed to Examiner in GAU
Apr 24, 2026MRXNReexamination Formalities Notice Mailed
Apr 24, 2026MRXNReexamination Formalities Notice Mailed
Apr 24, 2026COMPApplication Is Now Complete
Apr 23, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 23, 2026PRXRParalegal Reexam Review Complete
Apr 22, 2026RXTTLRPTTitle Report
Apr 22, 2026RXRLFReExam Litigation Found
Apr 22, 2026RXNREQFDNotice of reexamination request filing date
Apr 22, 2026RXNREQAUNotice of assignment of reexamination request
Apr 22, 2026RXLITSRReexam Litigation Search Conducted
Apr 22, 2026FTFIFITF set to NO - revise initial setting
Apr 21, 2026WIDSInformation Disclosure Statement (IDS) Filed
Apr 21, 2026RXOSUB.RReexamination requested by third party requester
Apr 21, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 21, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Apr 21, 2026RXC/SRCertificate of Service
Apr 21, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 21, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 21, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2026-00127IPR — Discretionary Denial
Petitioner
Cisco Systems, Inc.
Petition Filed
Nov 21, 2025
Institution
Mar 17, 2026
Decision
Mar 17, 2026
Terminated
Mar 17, 2026
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Jul 2, 2013
3.5-yr
Jan 2, 2017
7.5-yr
Jan 2, 2021
Paid Apr 18, 2022
11.5-yr
Jan 2, 2025
Paid Dec 30, 2024
Expiry
Jul 9, 2031
Entity Status
Large Entity
Expires
Jul 9, 2031 (5.2 yr remaining)
Term Adjustment
+908 days (~2.5 yr)
Other
USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder MailedUSPTO Event: Petition to Accept Late Payment of Maintenance Fee Payment Filed
Assignments
AssignmentReel/Frame: 022093/0736Recorded: Jan 12, 2009
From
FRANCIS DACOSTAInventor
Dec 30, 2008
SRIRAM DAYANANDANInventor
Dec 30, 2008
→
To
MESH DYNAMICS INC.
AssignmentReel/Frame: 034233/0107Recorded: Nov 21, 2014
From
MESH DYNAMICS, INC.
Nov 20, 2014
→
To
DYNAMIC MESH NETWORKS, INC. DBA MESHDYNAMICS
AssignmentReel/Frame: 071994/0991Recorded: Aug 12, 2025
From
DYNAMIC MESH NETWORKS, INC.
Mar 1, 2022
→
To
CHIRP NETWORKS INC.
AssignmentReel/Frame: 071989/0525Recorded: Aug 11, 2025
From
ADVANCED CYBERNETICS GROUP INC.
Aug 11, 2025
→
To
DYNAMIC MESH NETWORKS, INC.
AssignmentReel/Frame: 071989/0520Recorded: Aug 11, 2025
From
ABACUS CONTROLS GROUP, INC
Aug 11, 2025
→
To
DYNAMIC MESH NETWORKS, INC.
AssignmentReel/Frame: 072431/0726Recorded: Aug 12, 2025
From
CHIRP NETWORKS INC.
Aug 11, 2025
→
To
DYNAMIC MESH NETWORKS, INC.