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Status

Reexamination Certificate Issued

Filed

Aug 13, 2021

Last Updated

Feb 25, 2022

Art Unit

3991

Requester

Unknown

Requester Law Firm

Bell Nunnally & Martin, LLP

Requested By

Third Party

Patent OwnerInferred

Performance Chemical Company

Sector (CPC)

CChemistry & Materials
C02Water Treatment
C02FWater Treatment

USPC

210Liquid Purification Or Separation

Reexam History (25 events)

Feb 26, 2022CCRDYApplication ready for PDX access by participating foreign offices
Feb 25, 2022REEXInput Issue Number and Issue Date for Reexamination
Feb 11, 2022RXPUBSReexam Forwarded to Office of Publications
Feb 8, 2022MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Nov 24, 2021RXFWDXDate Forwarded to Examiner
Oct 12, 2021NRX.Notice of Reexam Published in Official Gazette
Sep 20, 2021MREXORX - Mail Ex Parte Request for Reexamination Granted
Sep 17, 2021MR327RX - Mail Miscellaneous Communication to Applicant
Sep 2, 2021DOCKCase Docketed to Examiner in GAU
Aug 30, 2021MRXNReexamination Formalities Notice Mailed
Aug 30, 2021MRXNReexamination Formalities Notice Mailed
Aug 27, 2021ROIPEApplication Return TO OIPE
Aug 27, 2021RXTTLRPTTitle Report
Aug 27, 2021WROIPEApplication Return from OIPE
Aug 18, 2021FTFSFITF set to YES - revise initial setting
Aug 18, 2021RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 16, 2021RXNREQAUNotice of assignment of reexamination request
Aug 16, 2021RXNREQFDNotice of reexamination request filing date
Aug 16, 2021SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Aug 13, 2021RXC/SRCertificate of Service
Aug 11, 2021RXC/SRCertificate of Service
Aug 11, 2021RXIDS.Information Disclosure Statement Filed
Aug 11, 2021BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Aug 11, 2021RXO_40.RReceipt of Orig. Ex Parte Request by Third Party Less Than 40 Pages - Rule 1.20(c )(1)
Aug 11, 2021RXOSUBReceipt of Original Ex Parte Reexam Request