90/016,383DYNAMIC PACKET FRAGMENTATION6,891,855Open

Status

Determination - Reexamination Ordered

Filed

Jun 8, 2026

Last Updated

Aug 5, 2026

Art Unit

3992

Requester

Unknown

Requester Law Firm

Haynes and Boone, LLP

Requested By

Third Party

Patent OwnerInferred

Enhanced Data Streaming LLC

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

370Multiplex Communications

Reexam History (22 events)

Aug 5, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 28, 2026MRILDRX - Mail Improper Letter Destroyed
Jul 13, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jul 8, 2026RXC/SRCertificate of Service
Jun 23, 2026DOCKCase Docketed to Examiner in GAU
Jun 22, 2026MRXNReexamination Formalities Notice Mailed
Jun 22, 2026MRXNReexamination Formalities Notice Mailed
Jun 22, 2026COMPApplication Is Now Complete
Jun 18, 2026RXTTLRPTTitle Report
Jun 18, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 18, 2026RXNREQFDNotice of reexamination request filing date
Jun 18, 2026RXNREQAUNotice of assignment of reexamination request
Jun 11, 2026PRXRParalegal Reexam Review Complete
Jun 9, 2026RXRLFReExam Litigation Found
Jun 9, 2026RXLITSRReexam Litigation Search Conducted
Jun 9, 2026FTFIFITF set to NO - revise initial setting
Jun 8, 2026RXOSUB.RReexamination requested by third party requester
Jun 8, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Jun 8, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Jun 8, 2026RXC/SRCertificate of Service
Jun 8, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jun 8, 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
May 10, 2005
3.5-yr
Nov 10, 2008
7.5-yr
Nov 10, 2012
11.5-yr
Nov 10, 2016
Expiry
Apr 21, 2023

Entity Status

Small Entity

Expires

Apr 21, 2023 (expired)

Term Adjustment

+833 days (~2.3 yr)

Other

USPTO Event: Petition to Accept Late Payment of Maintenance Fee Payment Filed

Assignments

2001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025FiledLEON BRUCKMANORCKIT, COMMUNICATIONS, LTD.CORRIGENT SYSTEMS LTD.ORCKIT-CORRIGENT LTDHUDSON BAY IP OPPORTUNITIES MASTER FUND, LPORCKIT IP, LLCENHANCED DATA STREAMING LLCWYE IP CAPITAL LLCHUDSON BAY IP OPPORTUNITIES MASTER FUND LPRelease
AssignmentReel/Frame: 011593/0881Recorded: Mar 15, 2001

From

LEON BRUCKMANInventor
Feb 26, 2001

To

ORCKIT, COMMUNICATIONS, LTD.

AssignmentReel/Frame: 012866/0880Recorded: Apr 26, 2002

From

ORCKIT COMMUNICATIONS LTD.
Mar 7, 2002

To

CORRIGENT SYSTEMS LTD.

Name ChangeReel/Frame: 032579/0201Recorded: Apr 1, 2014

From

CORRIGENT SYSTEMS LTD.
Sep 6, 2009

To

ORCKIT-CORRIGENT LTD

OtherReel/Frame: 030033/0774Recorded: Mar 18, 2013

From

ORCKIT-CORRIGENT LTD.
Mar 18, 2013

To

HUDSON BAY IP OPPORTUNITIES MASTER FUND, LP

ReleaseReel/Frame: 030887/0983Recorded: Jul 26, 2013

From

HUDSON BAY IP OPPORTUNITIES MASTER FUND LP
Jul 23, 2013

To

ORCKIT-CORRIGENT LTD.

AssignmentReel/Frame: 038541/0984Recorded: May 11, 2016

From

CORRIGENT SYSTEMS LTD.
Apr 25, 2016
ORCKIT COMMUNICATION LTD.
Apr 25, 2016
ORCKIT-CORRIGENT LTD.
Apr 25, 2016

To

ORCKIT IP, LLC

AssignmentReel/Frame: 072030/0801Recorded: Aug 15, 2025

From

ORCKIT IP LLC
Mar 9, 2025

To

ENHANCED DATA STREAMING LLC

OtherReel/Frame: 072978/0765Recorded: Sep 29, 2025

From

ENHANCED DATA STREAMING LLC
Aug 13, 2025

To

WYE IP CAPITAL LLC