90/019,086Method and apparatus for flow control of data in a network9,185,036Open

Status

Application Involved in Court Proceedings

Filed

Jun 1, 2022

Last Updated

Oct 1, 2025

Art Unit

3992

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Wsou Investments LLC

P.O. Law Firm

Burdick Patents

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

370Multiplex Communications

Reexam History (60 events)

Oct 1, 2025J502Appeal to Court of Appeals
Oct 1, 2025J502Appeal to Court of Appeals
Jul 30, 2025RXAPDFAPTAB Decision on Rehearing - Decision is Final and Appealable
Mar 24, 2025RXAPRRRequest for Reconsideration to PTAB Decision
Mar 21, 2025XI.RQRHOPatent Owner Request for Rehearing after Board Decision
Jan 21, 2025RXBDAFPTAB Decision - Affirmance
Aug 29, 2024AP_DK_MDocketing Notice Mailed to Appellant
Aug 29, 2024APWDAppeal Awaiting PTAB Docketing
Aug 29, 2024APASAssignment of Appeal Number
Aug 28, 2024RXBPAIReexam Forwarded to PTAB
Aug 27, 2024RXC/SRCertificate of Service
Aug 27, 2024RXAPRBReply Brief Filed
Jun 27, 2024MRAEARX - Mail Examiners Answer
Sep 18, 2023RXC/SRCertificate of Service
Sep 1, 2023RXN/APNotice of Appeal Filed
Sep 1, 2023RXAPBRAppeal Brief Review Complete
Aug 11, 2023MRADVRX - Mail Reexam - Advisory Action (or Supplemental)
Jul 3, 2023RXAAF.Response to Final Filed (or Ready for Examiner Action)
Jul 3, 2023RXC/SRCertificate of Service
May 3, 2023MRXFRRX - Mail Final Rejection
Mar 23, 2023RXC/SRCertificate of Service
Mar 23, 2023RXA...Response after Non-Final Action
Jan 23, 2023MR.NFRX - Mail Reexam Non-Final Action
Jan 11, 2023RXLITSRReexam Litigation Search Conducted
Jan 11, 2023RXRLFReExam Litigation Found
Dec 14, 2022RXA...Response after Non-Final Action
Dec 14, 2022RXC/SRCertificate of Service
Nov 3, 2022PA..Change in Power of Attorney (May Include Associate POA)
Nov 2, 2022C.ADCorrespondence Address Change
Oct 31, 2022RXC/SRCertificate of Service
Oct 31, 2022RXPA..Change in Power of Attorney (May Include Associate POA)
Oct 14, 2022MR.NFRX - Mail Reexam Non-Final Action
Oct 8, 2022IDSCInformation Disclosure Statement considered
Sep 2, 2022RXFWDXDate Forwarded to Examiner
Aug 19, 2022WIDSInformation Disclosure Statement (IDS) Filed
Aug 19, 2022RXIDS.Information Disclosure Statement Filed
Aug 2, 2022NRX.Notice of Reexam Published in Official Gazette
Jul 1, 2022MREXORX - Mail Ex Parte Request for Reexamination Granted
Jun 16, 2022PA..Change in Power of Attorney (May Include Associate POA)
Jun 15, 2022C.ADCorrespondence Address Change
Jun 10, 2022RXPA..Change in Power of Attorney (May Include Associate POA)
Jun 9, 2022PRXRParalegal Reexam Review Complete
Jun 9, 2022MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Jun 6, 2022FTFIFITF set to NO - revise initial setting
Jun 6, 2022RXTTLRPTTitle Report
Jun 6, 2022RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 6, 2022RXNREQFDNotice of reexamination request filing date
Jun 6, 2022RXNREQAUNotice of assignment of reexamination request
Jun 6, 2022MRXNReexamination Formalities Notice Mailed
Jun 6, 2022MRXNReexamination Formalities Notice Mailed
Jun 6, 2022DOCKCase Docketed to Examiner in GAU
Jun 1, 2022RXOSUB.RReexamination requested by third party requester
Jun 1, 2022RXC/SRCertificate of Service
Jun 1, 2022RXLITSRReexam Litigation Search Conducted
Jun 1, 2022RXIDS.Information Disclosure Statement Filed
Jun 1, 2022RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Jun 1, 2022RXOSUB.RReexamination requested by third party requester
Jun 1, 2022RXRLFReExam Litigation Found
Jun 1, 2022BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Jun 1, 2022WIDSInformation Disclosure Statement (IDS) Filed

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

None found

Federal Circuit (CAFC)

Pending

Appeal Filed

Oct 1, 2025

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Nov 10, 2015
3.5-yr
May 10, 2019
Paid Nov 12, 2019
7.5-yr
May 10, 2023
Paid Nov 6, 2023
11.5-yr
May 10, 2027
Expiry
Aug 11, 2030

Entity Status

Large Entity

Expires

Aug 11, 2030 (4.4 yr remaining)

Term Adjustment

+1967 days (~5.4 yr)

Other

USPTO Event: Maintenance Fee Reminder Mailed

Assignments

200620072008200920102011201220132014201520162017FiledRICHA MALHOTRAALCATEL LUCENTALCATEL LUCENTLUCENT TECHNOLOGIES, INC.ALCATEL-LUCENT USA INC.CREDIT SUISSE AGALCATEL LUCENTWSOU INVESTMENTS, LLCCREDIT SUISSE AGReleaseWSOU INVESTMENTS, LLCSecurity InterestOCO OPPORTUNITIES MASTER FUND, L.P. (F/K/A OMEGA CREDIT OPPORTUNITIES MASTER FUND LPReleaseWSOU INVESTMENTS, LLCSecurity InterestWSOU INVESTMENTS, LLCSecurity InterestTERRIER SSC, LLCRelease
AssignmentReel/Frame: 016416/0315Recorded: Mar 23, 2005

From

RICHA MALHOTRAInventor
Mar 23, 2005

To

LUCENT TECHNOLOGIES, INC.

MergerReel/Frame: 036946/0995Recorded: Nov 3, 2015

From

ALCATEL USA MARKETING, INC.
Nov 1, 2008
ALCATEL USA SOURCING, INC.
Nov 1, 2008
LUCENT TECHNOLOGIES INC.
Nov 1, 2008

To

ALCATEL-LUCENT USA INC.

OtherReel/Frame: 029821/0001Recorded: Jan 30, 2013

From

ALCATEL LUCENT
Jan 30, 2013

To

CREDIT SUISSE AG

ReleaseReel/Frame: 033868/0555Recorded: Sep 30, 2014

From

CREDIT SUISSE AG
Aug 19, 2014

To

ALCATEL LUCENT

AssignmentReel/Frame: 037007/0829Recorded: Nov 11, 2015

From

ALCATEL-LUCENT USA INC.
Nov 5, 2015

To

ALCATEL LUCENT

AssignmentReel/Frame: 044000/0053Recorded: Sep 25, 2017

From

ALCATEL LUCENT
Jul 22, 2017

To

WSOU INVESTMENTS, LLC

Security InterestReel/Frame: 043966/0574Recorded: Sep 21, 2017

From

WSOU INVESTMENTS, LLC
Aug 22, 2017

To

OMEGA CREDIT OPPORTUNITIES MASTER FUND, LP

ReleaseReel/Frame: 049246/0405Recorded: May 21, 2019

From

OCO OPPORTUNITIES MASTER FUND, L.P. (F/K/A OMEGA CREDIT OPPORTUNITIES MASTER FUND LP
May 16, 2019

To

WSOU INVESTMENTS, LLC

Security InterestReel/Frame: 049235/0068Recorded: May 20, 2019

From

WSOU INVESTMENTS, LLC
May 16, 2019

To

BP FUNDING TRUST, SERIES SPL-VI

Security InterestReel/Frame: 056990/0081Recorded: Jun 1, 2021

From

WSOU INVESTMENTS, LLC
May 28, 2021

To

OT WSOU TERRIER HOLDINGS, LLC

ReleaseReel/Frame: 056526/0093Recorded: Jun 3, 2021

From

TERRIER SSC, LLC
May 28, 2021

To

WSOU INVESTMENTS, LLC