90/015,849Periodic Calibration For Communication Channels By Drift Tracking9,160,466Open

Status

Non-Final Action Mailed

Filed

Dec 31, 2025

Last Updated

Jul 1, 2026

Art Unit

3992

Requester Law Firm

Unknown

Requested By

Third Party

Patent Owner

K.Mizra LLC

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04BTransmission

USPC

375Pulse Or Digital Communications

Reexam History (34 events)

Jul 1, 2026MR.NFRX - Mail Reexam Non-Final Action
Jun 8, 2026RXFWDXDate Forwarded to Examiner
May 6, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Apr 10, 2026RXC/M.Certificate of Mailing
Apr 10, 2026RXC.ADRReexam - Correspondence Address Change for Third Party Requester
Mar 30, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Mar 26, 2026PA..Change in Power of Attorney (May Include Associate POA)
Mar 23, 2026RXC/SRCertificate of Service
Mar 11, 2026IDSCInformation Disclosure Statement considered
Feb 17, 2026MR327RX - Mail Miscellaneous Communication to Applicant
Feb 10, 2026MRTDIRX - Mail Petition Decision - Dismissed
Jan 28, 2026RXPET.Receipt of Petition in a Reexam
Jan 22, 2026RXPET.Receipt of Petition in a Reexam
Jan 22, 2026MRXNReexamination Formalities Notice Mailed
Jan 22, 2026MRXNReexamination Formalities Notice Mailed
Jan 22, 2026DOCKCase Docketed to Examiner in GAU
Jan 22, 2026COMPApplication Is Now Complete
Jan 21, 2026RXTTLRPTTitle Report
Jan 21, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 21, 2026RXNREQFDNotice of reexamination request filing date
Jan 21, 2026RXNREQAUNotice of assignment of reexamination request
Jan 12, 2026RXRLFReExam Litigation Found
Jan 12, 2026RXLITSRReexam Litigation Search Conducted
Jan 12, 2026PRXRParalegal Reexam Review Complete
Jan 12, 2026FTFIFITF set to NO - revise initial setting
Dec 31, 2025WIDSInformation Disclosure Statement (IDS) Filed
Dec 31, 2025RXRLFReExam Litigation Found
Dec 31, 2025RXOSUB.RReexamination requested by third party requester
Dec 31, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 31, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Dec 31, 2025RXC/SRCertificate of Service
Dec 31, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Dec 31, 2025RCCPRX - Concurrent Proceedings Notice
Dec 31, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2024-01240IPRTerminated-Settled

Petitioner

Silicon Motion Inc. et al.

Petition Filed

Aug 13, 2024

Institution

Mar 5, 2025

Decision

Mar 14, 2025

Terminated

Mar 14, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

Filed — ApprovedMay 20, 2015

Prosecution History

DateCodeDescription
May 20, 2015P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
May 20, 2015DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
Oct 13, 2015
3.5-yr
Apr 13, 2019
Paid Apr 15, 2019
7.5-yr
Apr 13, 2023
Paid Apr 13, 2023
11.5-yr
Apr 13, 2027
Expiry
Nov 6, 2034

Entity Status

Large Entity

Expires

Nov 6, 2034 (8.6 yr remaining)

Assignments

200420052006200720082009201020112012201320142015201620172018201920202021202220232024FiledCRAIG E. HAMPELRICHARD E. PEREGOFREDERICK A. WARERAMBUS INC.K.MIZRA LLC
AssignmentReel/Frame: 034121/0994Recorded: Nov 6, 2014

From

CRAIG E. HAMPELInventor
Jan 27, 2004
RICHARD E. PEREGOInventor
Jan 27, 2004
FREDERICK A. WAREInventor
Jan 27, 2004

To

RAMBUS INC.

AssignmentReel/Frame: 065229/0338Recorded: Oct 13, 2023

From

RAMBUS INC.
Sep 28, 2023

To

K.MIZRA LLC