90/019,718WIRELESS LOCAL OR METROPOLITAN AREA NETWORK WITH INTRUSION DETECTION FEATURES AND RELATED METHODS7,224,678Closed

Status

Reexamination Certificate Issued

Filed

Oct 31, 2024

Last Updated

Jul 21, 2026

Art Unit

3992

Requester

Unknown

Requester Law Firm

Unknown

Requested By

Third Party

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

370Multiplex Communications

Reexam History (49 events)

Jul 21, 2026REEXInput Issue Number and Issue Date for Reexamination
Jul 7, 2026RXPUBSReexam Forwarded to Office of Publications
May 20, 2026MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Feb 5, 2026MRADVRX - Mail Reexam - Advisory Action (or Supplemental)
Dec 23, 2025RXC/SRCertificate of Service
Dec 23, 2025RXAAF.Response to Final Filed (or Ready for Examiner Action)
Dec 9, 2025MREXNRX - Mail Examiner Interview Summary Record
Dec 1, 2025RXLET.Miscellaneous Incoming Letter
Dec 1, 2025RXC/SRCertificate of Service
Nov 17, 2025MRXG.RX - Mail Extension of Time Period for Response Granted
Nov 13, 2025RXRQ/TRequest for Extension of Time
Sep 23, 2025MRXFRRX - Mail Final Rejection
Aug 11, 2025RXLET.Miscellaneous Incoming Letter
Aug 11, 2025RXC/SRCertificate of Service
Aug 11, 2025RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Aug 11, 2025RXA...Response after Non-Final Action
Jul 3, 2025MREXNRX - Mail Examiner Interview Summary Record
Jun 26, 2025MRXG.RX - Mail Extension of Time Period for Response Granted
Jun 25, 2025RXRQ/TRequest for Extension of Time
Jun 25, 2025RXC/SRCertificate of Service
Jun 17, 2025RXLET.Miscellaneous Incoming Letter
Jun 11, 2025RXLET.Miscellaneous Incoming Letter
May 9, 2025MR.NFRX - Mail Reexam Non-Final Action
Apr 1, 2025IDSCInformation Disclosure Statement considered
Mar 26, 2025RXFWDXDate Forwarded to Examiner
Mar 17, 2025RCCPRX - Concurrent Proceedings Notice
Mar 14, 2025WIDSInformation Disclosure Statement (IDS) Filed
Mar 14, 2025RXIDS.Information Disclosure Statement Filed
Mar 14, 2025RXC/SRCertificate of Service
Jan 17, 2025PA..Change in Power of Attorney (May Include Associate POA)
Jan 15, 2025MREXORX - Mail Ex Parte Request for Reexamination Granted
Nov 19, 2024MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Nov 18, 2024RXRLFReExam Litigation Found
Nov 18, 2024RXLITSRReexam Litigation Search Conducted
Nov 6, 2024DOCKCase Docketed to Examiner in GAU
Nov 5, 2024MRXNReexamination Formalities Notice Mailed
Nov 5, 2024MRXNReexamination Formalities Notice Mailed
Nov 5, 2024COMPApplication Is Now Complete
Nov 4, 2024RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Nov 4, 2024RXNREQFDNotice of reexamination request filing date
Nov 4, 2024RXNREQAUNotice of assignment of reexamination request
Nov 4, 2024PRXRParalegal Reexam Review Complete
Nov 4, 2024FTFIFITF set to NO - revise initial setting
Nov 1, 2024RXTTLRPTTitle Report
Oct 31, 2024RXRLFReExam Litigation Found
Oct 31, 2024RXOSUB.RReexamination requested by third party requester
Oct 31, 2024RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 31, 2024RXC/SRCertificate of Service
Oct 31, 2024BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2019-01631IPRTerminated

Petitioner

Huawei Technologies Co. Ltd.

Petition Filed

Sep 20, 2019

Terminated

Jan 10, 2020

Federal Circuit (CAFC)

None found

Terminal Disclaimer

Filed — ApprovedNov 22, 2006

Prosecution History

DateCodeDescription
Dec 5, 2006P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Nov 22, 2006DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
May 29, 2007
3.5-yr
Nov 29, 2010
7.5-yr
Nov 29, 2014
11.5-yr
Nov 29, 2018
Paid Nov 29, 2018
Expiry
May 20, 2024

Entity Status

Large Entity

Expires

May 20, 2024 (expired)

Term Adjustment

+647 days (~1.8 yr)

Assignments

200320042005200620072008200920102011201220132014201520162017201820192020FiledTHOMAS JAY BILLHARTZHARRIS CORPORATIONACACIA RESEARCH GROUP LLCSTINGRAY IP SOLUTIONS LLCSTARBOARD VALUE INTERMEDIATE FUND LP, AS COLLATERAL AGENTSTINGRAY IP SOLUTIONS LLCSecurity InterestSTARBOARD VALUE INTERMEDIATE FUND LP, AS COLLATERAL AGENTReleaseSTARBOARD VALUE INTERMEDIATE FUND LPRelease
AssignmentReel/Frame: 013197/0004Recorded: Aug 12, 2002

From

THOMAS JAY BILLHARTZInventor
Aug 5, 2002

To

HARRIS CORPORATION

AssignmentReel/Frame: 053019/0876Recorded: Jun 23, 2020

From

EAGLE TECHNOLOGIES, INC.
Apr 21, 2020
HARRIS GLOBAL COMMUNICATIONS, INC.
Apr 21, 2020
L3HARRIS TECHNOLOGIES, INC.
Apr 21, 2020

To

ACACIA RESEARCH GROUP LLC

AssignmentReel/Frame: 053326/0636Recorded: Jun 23, 2020

From

ACACIA RESEARCH GROUP LLC
May 4, 2020

To

STINGRAY IP SOLUTIONS LLC

Security InterestReel/Frame: 058825/0107Recorded: Nov 11, 2021

From

STINGRAY IP SOLUTIONS LLC
Jun 4, 2020

To

STARBOARD VALUE INTERMEDIATE FUND LP, AS COLLATERAL AGENT

OtherReel/Frame: 052853/0153Recorded: Jun 5, 2020

From

ACACIA RESEARCH GROUP LLC
Jun 4, 2020
AMERICAN VEHICULAR SCIENCES LLC
Jun 4, 2020
BONUTTI SKELETAL INNOVATIONS LLC
Jun 4, 2020
CELLULAR COMMUNICATIONS EQUIPMENT LLC
Jun 4, 2020
INNOVATIVE DISPLAY TECHNOLOGIES LLC
Jun 4, 2020
LIFEPORT SCIENCES LLC
Jun 4, 2020
LIMESTONE MEMORY SYSTEMS LLC
Jun 4, 2020
MERTON ACQUISITION HOLDCO LLC
Jun 4, 2020
MOBILE ENHANCEMENT SOLUTIONS LLC
Jun 4, 2020
MONARCH NETWORKING SOLUTIONS LLC
Jun 4, 2020
NEXUS DISPLAY TECHNOLOGIES LLC
Jun 4, 2020
PARTHENON UNIFIED MEMORY ARCHITECTURE LLC
Jun 4, 2020
R2 SOLUTIONS LLC
Jun 4, 2020
SAINT LAWRENCE COMMUNICATIONS LLC
Jun 4, 2020
STINGRAY IP SOLUTIONS LLC
Jun 4, 2020
SUPER INTERCONNECT TECHNOLOGIES LLC
Jun 4, 2020
TELECONFERENCE SYSTEMS LLC
Jun 4, 2020
UNIFICATION TECHNOLOGIES LLC
Jun 4, 2020

To

STARBOARD VALUE INTERMEDIATE FUND LP, AS COLLATERAL AGENT

ReleaseReel/Frame: 058266/0599Recorded: Nov 11, 2021

From

STARBOARD VALUE INTERMEDIATE FUND LP, AS COLLATERAL AGENT
Jun 30, 2020

To

STINGRAY IP SOLUTIONS LLC

ReleaseReel/Frame: 053654/0254Recorded: Jul 8, 2020

From

STARBOARD VALUE INTERMEDIATE FUND LP
Jun 30, 2020

To

ACACIA RESEARCH GROUP LLC