90/015,926REAL TIME PACKET TRANSFORMS TO AVOID RE-TRANSMISSION8,514,852Open

Status

Non-Final Action Mailed

Filed

Jan 30, 2026

Last Updated

Aug 17, 2026

Art Unit

3992

Requester Law Firm

Desmarais, LLP

Requested By

Third Party

P.O. Law Firm

Daignault Iyer, LLP

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

370Multiplex Communications

Reexam History (23 events)

Aug 17, 2026MR.NFRX - Mail Reexam Non-Final Action
Jun 17, 2026RXFWDXDate Forwarded to Examiner
May 8, 2026PA..Change in Power of Attorney (May Include Associate POA)
Apr 8, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Feb 13, 2026MRXNReexamination Formalities Notice Mailed
Feb 13, 2026MRXNReexamination Formalities Notice Mailed
Feb 13, 2026DOCKCase Docketed to Examiner in GAU
Feb 13, 2026COMPApplication Is Now Complete
Feb 12, 2026RXTTLRPTTitle Report
Feb 12, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Feb 12, 2026RXNREQFDNotice of reexamination request filing date
Feb 12, 2026RXNREQAUNotice of assignment of reexamination request
Feb 2, 2026RXRLFReExam Litigation Found
Feb 2, 2026RXLITSRReexam Litigation Search Conducted
Feb 2, 2026PRXRParalegal Reexam Review Complete
Feb 2, 2026FTFIFITF set to NO - revise initial setting
Jan 30, 2026RXPA..RReexam - Change in Power of Attorney (May Include Associate POA) for Third Party Requester
Jan 30, 2026RXOSUB.RReexamination requested by third party requester
Jan 30, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Jan 30, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Jan 30, 2026RXC/SRCertificate of Service
Jan 30, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jan 30, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

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
Aug 20, 2013
3.5-yr
Feb 20, 2017
7.5-yr
Feb 20, 2021
Paid Mar 31, 2022
11.5-yr
Feb 20, 2025
Paid Aug 20, 2025
Expiry
Jun 20, 2032

Entity Status

Large Entity

Expires

Jun 20, 2032 (6.2 yr remaining)

Term Adjustment

+939 days (~2.6 yr)

Other

USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder MailedUSPTO Event: Petition to Accept Late Payment of Maintenance Fee Payment Filed

Assignments

2010201120122013201420152016201720182019202020212022202320242025FiledFRANCIS DACOSTASRIRAM DAYANANDANMESH DYNAMICS, INC.DYNAMIC MESH NETWORKS, INC. DBA MESHDYNAMICSCHIRP NETWORKS INC.DYNAMIC MESH NETWORKS, INC.DYNAMIC MESH NETWORKS, INC.DYNAMIC MESH NETWORKS, INC.
AssignmentReel/Frame: 028405/0696Recorded: Jun 19, 2012

From

FRANCIS DACOSTAInventor
Mar 16, 2012
SRIRAM DAYANANDANInventor
Jun 18, 2012

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: 072431/0726Recorded: Aug 12, 2025

From

CHIRP NETWORKS 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: 071989/0525Recorded: Aug 11, 2025

From

ADVANCED CYBERNETICS GROUP INC.
Aug 11, 2025

To

DYNAMIC MESH NETWORKS, INC.