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90/013,313METHOD OF MANUFACTURE AND USE OF LARGE HYDROPHOBE ETHER SULFATE SURFACTANTS IN ENHANCED OIL RECOVERY (EOR) APPLICATIONS8,211,837Closed

Status

Reexamination Certificate Issued

Filed

Aug 5, 2014

Last Updated

Dec 21, 2015

Art Unit

3991

Requester

Unknown

Requester Law Firm

Maldjian Law Group, LLC

Requested By

Third Party

Sector (CPC)

CChemistry & Materials
C09Coatings & Adhesives
C09KSpecial-purpose Materials

USPC

507Earth Boring, Well Treating, And Oil Field Chemistry

Reexam History (40 events)

Dec 22, 2015CCRDYApplication ready for PDX access by participating foreign offices
Dec 21, 2015REEXInput Issue Number and Issue Date for Reexamination
Dec 13, 2015RXPUBSReexam Forwarded to Office of Publications
Dec 2, 2015MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Nov 24, 2015RXLITSRReexam Litigation Search Conducted
Nov 16, 2015RXAAF.Response to Final Filed (or Ready for Examiner Action)
Nov 16, 2015RXC/SRCertificate of Service
Sep 15, 2015MRXFRRX - Mail Final Rejection
Aug 10, 2015RXSA..Supplemental Response after Non-Final Rejection
Aug 10, 2015RXC/SRCertificate of Service
Jul 8, 2015MRINARX - Mail Notification of Informal or Nonresponsive Amendment
May 4, 2015RXA...Response after Non-Final Action
May 4, 2015RXC/SRCertificate of Service
Mar 3, 2015MR.NFRX - Mail Reexam Non-Final Action
Feb 6, 2015IDSCInformation Disclosure Statement considered
Dec 31, 2014RXC/SRCertificate of Service
Dec 31, 2014WIDSInformation Disclosure Statement (IDS) Filed
Dec 31, 2014RXIDS.Information Disclosure Statement Filed
Nov 11, 2014RXIDS.Information Disclosure Statement Filed
Nov 11, 2014RXC/SRCertificate of Service
Nov 5, 2014RXFWDXDate Forwarded to Examiner
Oct 7, 2014NRX.Notice of Reexam Published in Official Gazette
Sep 5, 2014MREXORX - Mail Ex Parte Request for Reexamination Granted
Sep 4, 2014IDSCInformation Disclosure Statement considered
Aug 15, 2014MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Aug 12, 2014DOCKCase Docketed to Examiner in GAU
Aug 7, 2014MRXNReexamination Formalities Notice Mailed
Aug 7, 2014MRXNReexamination Formalities Notice Mailed
Aug 6, 2014RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 6, 2014RXNREQFDNotice of reexamination request filing date
Aug 6, 2014RXNREQAUNotice of assignment of reexamination request
Aug 6, 2014FTFIFITF set to NO - revise initial setting
Aug 6, 2014RXTTLRPTTitle Report
Aug 6, 2014RXLITSRReexam Litigation Search Conducted
Aug 5, 2014BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Aug 5, 2014RXIDS.Information Disclosure Statement Filed
Aug 5, 2014RXOSUBReceipt of Original Ex Parte Reexam Request
Aug 5, 2014RXC/SRCertificate of Service
Aug 5, 2014RXOSUB.RReexamination requested by third party requester
Aug 5, 2014WIDSInformation Disclosure Statement (IDS) Filed

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
Jul 3, 2012
3.5-yr
Jan 3, 2016
7.5-yr
Jan 3, 2020
Paid Dec 19, 2019
11.5-yr
Jan 3, 2024
Paid Dec 21, 2023
Expiry
Sep 22, 2030

Entity Status

Large Entity

Expires

Sep 22, 2030 (4.5 yr remaining)

Assignments

Dec 2009Jan 2010Feb 2010Mar 2010Apr 2010May 2010Jun 2010Jul 2010Aug 2010Sep 2010FiledQUOC P. NGUYENGARY A. POPEUPALI P. WEERASOORIYABOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
AssignmentReel/Frame: 025167/0436Recorded: Oct 20, 2010

From

QUOC P. NGUYENInventor
Nov 6, 2009
GARY A. POPEInventor
Nov 6, 2009
UPALI P. WEERASOORIYAInventor
Nov 6, 2009
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To

BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM