90/014,597Branched Polymers and their Conjugates7,872,072Closed

Status

Reexamination Certificate Issued

Filed

Oct 26, 2020

Last Updated

Jan 4, 2022

Art Unit

3991

Requester

Not named (filed by counsel)

Requester Law Firm

Barnes & Thornburg LLP

Requested By

Third Party

Patent Owner(via USPTO assignment records)

Nektar Therapeutics

Patent Owner Law Firm

Owner hasn't filed yet

Sector (CPC)

CChemistry & Materials
C08Polymers
C08GMacromolecular Condensation Polymers

USPC

528Synthetic Resins Or Natural Rubbers -- Part Of The Class 520 Series

Reexam History (44 events)

Jan 5, 2022CCRDYApplication ready for PDX access by participating foreign offices
Jan 4, 2022REEXInput Issue Number and Issue Date for Reexamination
Dec 14, 2021RXPUBSReexam Forwarded to Office of Publications
Dec 10, 2021MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Nov 26, 2021IDSCInformation Disclosure Statement considered
Nov 26, 2021RXLITSRReexam Litigation Search Conducted
Nov 26, 2021RXRLFReExam Litigation Found
Nov 23, 2021RXLET.Miscellaneous Incoming Letter
Nov 23, 2021RXAAF.Response to Final Filed (or Ready for Examiner Action)
Nov 23, 2021RXC/SRCertificate of Service
Nov 16, 2021MREXNRX - Mail Examiner Interview Summary Record
Nov 9, 2021RXLET.Miscellaneous Incoming Letter
Nov 5, 2021RXLET.Miscellaneous Incoming Letter
Nov 2, 2021RXLET.Miscellaneous Incoming Letter
Sep 23, 2021MRXFRRX - Mail Final Rejection
Sep 14, 2021RXIDS.Information Disclosure Statement Filed
Sep 14, 2021RXLET.Miscellaneous Incoming Letter
Sep 14, 2021WIDSInformation Disclosure Statement (IDS) Filed
Sep 14, 2021RXC/SRCertificate of Service
Jul 19, 2021RXLET.Miscellaneous Incoming Letter
Jul 19, 2021RXA...Response after Non-Final Action
Jul 19, 2021RXC/M.Certificate of Mailing
May 18, 2021MR.NFRX - Mail Reexam Non-Final Action
Feb 19, 2021RXFWDXDate Forwarded to Examiner
Dec 29, 2020NRX.Notice of Reexam Published in Official Gazette
Dec 18, 2020MREXORX - Mail Ex Parte Request for Reexamination Granted
Dec 8, 2020RXC/SRCertificate of Service
Dec 7, 2020RCCPRX - Concurrent Proceedings Notice
Nov 9, 2020MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Nov 5, 2020RXLITSRReexam Litigation Search Conducted
Nov 5, 2020MRXNReexamination Formalities Notice Mailed
Nov 5, 2020MRXNReexamination Formalities Notice Mailed
Nov 5, 2020DOCKCase Docketed to Examiner in GAU
Nov 5, 2020RXRLFReExam Litigation Found
Nov 4, 2020FTFIFITF set to NO - revise initial setting
Nov 4, 2020RXNREQFDNotice of reexamination request filing date
Nov 4, 2020RXNREQAUNotice of assignment of reexamination request
Nov 4, 2020RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 27, 2020PRXRParalegal Reexam Review Complete
Oct 26, 2020RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Oct 26, 2020BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Oct 26, 2020RXTTLRPTTitle Report
Oct 26, 2020RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 26, 2020RXOSUB.RReexamination requested by third party requester

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2019-01395IPR — Institution Denied

Petitioner

NOF CORPORATION et al.

Petition Filed

Jul 25, 2019

Institution

Feb 4, 2020

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Jan 18, 2011
3.5-yr
Jul 18, 2014
7.5-yr
Jul 18, 2018
Paid Jun 12, 2018
11.5-yr
Jul 18, 2022
Paid Jun 8, 2022
Expiry
Oct 22, 2026

Entity Status

Large Entity

Expires

Oct 22, 2026 (0.6 yr remaining)

Term Adjustment

+275 days (~0.8 yr)

Assignments

200620072008200920102011201220132014201520162017201820192020FiledNEKTAR THERAPEUTICS AL, CORPORATIONNEKTAR THERAPEUTICSWELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENTSecurity interest, Jul 2012WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENTRelease, Oct 2015TC LENDING, LLC, AS COLLATERAL AGENTSecurity interest, Oct 2015TC LENDING, LLC, AS COLLATERAL AGENTRelease, Apr 2020
MergerReel/Frame: 023196/0394Recorded: Aug 31, 2009

From

NEKTAR THERAPEUTICS AL, CORPORATION
Jul 31, 2009
→

To

NEKTAR THERAPEUTICS

Security InterestReel/Frame: 028571/0141Recorded: Jul 17, 2012

From

NEKTAR THERAPEUTICS
Jul 11, 2012
→

To

WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

ReleaseReel/Frame: 036866/0700Recorded: Oct 14, 2015

From

WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Oct 5, 2015
→

To

NEKTAR THERAPEUTICS

Security InterestReel/Frame: 036796/0562Recorded: Oct 6, 2015

From

NEKTAR THERAPEUTICS
Oct 5, 2015
→

To

TC LENDING, LLC, AS COLLATERAL AGENT

ReleaseReel/Frame: 053180/0009Recorded: Apr 17, 2020

From

TC LENDING, LLC, AS COLLATERAL AGENT
Apr 13, 2020
→

To

NEKTAR THERAPEUTICS