90/013,123METHOD FOR CLEANING AND MAINTAINING WATER DELIVERY SYSTEMS6,767,470Closed

Status

Reexamination Certificate Issued

Filed

Jan 17, 2014

Last Updated

Oct 8, 2014

Art Unit

OPA

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Ch20 Incorporated

P.O. Law Firm

Perkins Coie, LLP

Sector (CPC)

CChemistry & Materials
C02Water Treatment
C02FWater Treatment

USPC

210Liquid Purification Or Separation

Reexam History (42 events)

Jun 5, 2024PA..Change in Power of Attorney (May Include Associate POA)
Aug 31, 2015CCRDYApplication ready for PDX access by participating foreign offices
Oct 8, 2014REEXInput Issue Number and Issue Date for Reexamination
Aug 20, 2014RXPUBSReexam Forwarded to Office of Publications
Aug 12, 2014MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Aug 7, 2014RXLITSRReexam Litigation Search Conducted
Aug 7, 2014IDSCInformation Disclosure Statement considered
Jul 11, 2014RXC/SRCertificate of Service
Jul 11, 2014RXSA..Supplemental Response after Non-Final Rejection
Jul 10, 2014RXA...Response after Non-Final Action
Jul 10, 2014WIDSInformation Disclosure Statement (IDS) Filed
Jul 10, 2014RXIDS.Information Disclosure Statement Filed
Jul 10, 2014RXC/SRCertificate of Service
Jun 11, 2014PA..Change in Power of Attorney (May Include Associate POA)
Jun 10, 2014MR.NFRX - Mail Reexam Non-Final Action
Jun 10, 2014C.ADCorrespondence Address Change
Jun 2, 2014RXPA..Change in Power of Attorney (May Include Associate POA)
May 6, 2014RXFWDXDate Forwarded to Examiner
May 1, 2014RXPA..Change in Power of Attorney (May Include Associate POA)
May 1, 2014RXC/SRCertificate of Service
May 1, 2014MSEPASE - Mail Denial of Power of Attorney - Reexam and Supp Exam
Mar 25, 2014NRX.Notice of Reexam Published in Official Gazette
Feb 28, 2014MREXORX - Mail Ex Parte Request for Reexamination Granted
Feb 5, 2014RXLITSRReexam Litigation Search Conducted
Feb 5, 2014DOCKCase Docketed to Examiner in GAU
Feb 5, 2014RXRLFReExam Litigation Found
Feb 3, 2014MREXNRX - Mail Examiner Interview Summary Record
Jan 28, 2014MRXNReexamination Formalities Notice Mailed
Jan 28, 2014MRXNReexamination Formalities Notice Mailed
Jan 27, 2014RXNREQFDNotice of reexamination request filing date
Jan 27, 2014FTFIFITF set to NO - revise initial setting
Jan 27, 2014BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Jan 27, 2014RXTTLRPTTitle Report
Jan 27, 2014SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Jan 27, 2014RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 27, 2014RXNREQAUNotice of assignment of reexamination request
Jan 17, 2014RXC/SRCertificate of Service
Jan 17, 2014RXIDS.Information Disclosure Statement Filed
Jan 17, 2014RXPA..RReexam - Change in Power of Attorney (May Include Associate POA) for Third Party Requester
Jan 17, 2014RXOSUB.RReexamination requested by third party requester
Jan 17, 2014RXOSUBReceipt of Original Ex Parte Reexam Request
Jan 17, 2014BIG.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
Jul 27, 2004
3.5-yr
Jan 27, 2008
7.5-yr
Jan 27, 2012
11.5-yr
Jan 27, 2016
Expiry
Nov 8, 2021

Entity Status

Large Entity

Expires

Nov 8, 2021 (expired)

Term Adjustment

+97 days (~0.3 yr)

Assignments

Aug 2001Sep 2001Oct 2001Nov 2001Dec 2001Jan 2002Feb 2002Mar 2002Apr 2002May 2002Jun 2002Jul 2002Aug 2002Sep 2002Oct 2002Nov 2002Dec 2002Jan 2003Feb 2003Mar 2003Apr 2003May 2003Jun 2003FiledCARL E. IVERSONSCOTT P. AGERCH20 INCORPORATED
AssignmentReel/Frame: 014229/0708Recorded: Jul 3, 2003

From

SCOTT P. AGERInventor
Jun 19, 2003
CARL E. IVERSONInventor
Jun 18, 2003

To

CH20 INCORPORATED