90/015,708TELEPHONE WITH AUTOMATIC SWITCHING BETWEEN CELLULAR AND VOIP NETWORKS10,368,281Closed

Status

Request for Reexamination Denied

Filed

Nov 20, 2025

Last Updated

Dec 17, 2025

Art Unit

3992

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Vasu Holdings LLC

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04MTelephonic Communication

USPC

455Telecommunications

Reexam History (28 events)

Dec 18, 2025PA..Change in Power of Attorney (May Include Associate POA)
Dec 17, 2025MREXDRX - Mail Ex Parte Request for Reexamination Denied
Dec 15, 2025RXRLFReExam Litigation Found
Dec 15, 2025RXLITSRReexam Litigation Search Conducted
Dec 11, 2025IDSCInformation Disclosure Statement considered
Dec 11, 2025IDSCInformation Disclosure Statement considered
Dec 8, 2025DOCKCase Docketed to Examiner in GAU
Dec 3, 2025DOCKCase Docketed to Examiner in GAU
Dec 2, 2025MRXNReexamination Formalities Notice Mailed
Dec 2, 2025MRXNReexamination Formalities Notice Mailed
Dec 2, 2025COMPApplication Is Now Complete
Dec 1, 2025RXNREQAUNotice of assignment of reexamination request
Dec 1, 2025RXNREQFDNotice of reexamination request filing date
Dec 1, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Nov 24, 2025PRXRParalegal Reexam Review Complete
Nov 24, 2025FTFIFITF set to NO - revise initial setting
Nov 21, 2025RXTTLRPTTitle Report
Nov 20, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Nov 20, 2025RXRLFReExam Litigation Found
Nov 20, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 20, 2025RCCPRX - Concurrent Proceedings Notice
Nov 20, 2025RCCPRX - Concurrent Proceedings Notice
Nov 20, 2025RXC/SRCertificate of Service
Nov 20, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Nov 20, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Nov 20, 2025RXOSUB.RReexamination requested by third party requester
Nov 20, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 20, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-00448IPRDiscretionary Denial

Petitioner

SAMSUNG ELECTRONICS CO., LTD. et al.

Petition Filed

Jan 24, 2025

Institution

Jul 10, 2025

Decision

Jul 10, 2025

Terminated

Jul 10, 2025

IPR2025-00449IPRDiscretionary Denial

Petitioner

SAMSUNG ELECTRONICS CO., LTD. et al.

Petition Filed

Jan 24, 2025

Institution

Jul 10, 2025

Decision

Jul 10, 2025

Terminated

Jul 10, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

Filed — ApprovedDec 20, 2018

Prosecution History

DateCodeDescription
Dec 20, 2018P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Dec 20, 2018DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
Jul 30, 2019
3.5-yr
Jan 30, 2023
Paid Nov 23, 2022
7.5-yr
Jan 30, 2027
11.5-yr
Jan 30, 2031
Expiry
Apr 5, 2037

Entity Status

Small Entity

Expires

Apr 5, 2037 (11 yr remaining)

Assignments

2005200620072008200920102011201220132014201520162017201820192020202120222023FiledVASUDEVAN GANESANHAVA CORPORATIONVASU NETWORKS CORPORATIONVASU HOLDINGS, LLCVASU HOLDINGS LLCSecurity Interest
AssignmentReel/Frame: 041867/0092Recorded: Apr 5, 2017

From

VASUDEVAN GANESANInventor
Jan 6, 2005

To

HAVA CORPORATION

AssignmentReel/Frame: 041867/0102Recorded: Apr 5, 2017

From

HAVA CORPORATION
Oct 6, 2010

To

VASU NETWORKS CORPORATION

AssignmentReel/Frame: 064241/0878Recorded: Jul 13, 2023

From

VASU NETWORKS CORPORATION
Jul 11, 2023

To

VASU HOLDINGS, LLC

Security InterestReel/Frame: 066199/0796Recorded: Jan 22, 2024

From

VASU HOLDINGS LLC
Dec 21, 2023

To

HPCF LITIGATION FINANCE US I LLC