IP Library › Granted Patent US 6,730,636
Granted Patent Utility
US 6,730,636 · Confirmation No. 7557

ENVIRONMENTALLY ACCEPTABLE WELL CEMENT FLUID LOSS CONTROL ADDITIVES, COMPOSITIONS AND METHODS

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2005-11-18 COCOUT Certificate of Correction - Post Issue Communication 1 View
2005-09-16 PET.DEC.PUBS Petition decision routed to the publications branch to act on the decision or continue prosecution. 1 View
2005-02-07 PET.OP Petition for review by the Office of Petitions 4 View
2005-02-07 COCIN Request for Certificate of Correction 1 View
2005-01-26 PETDEC Petition Decision 1 View
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2003-12-03 WFEE Fee Worksheet (SB06) 1 View
2003-12-03 WCLM Claims Worksheet (PTO-2022) 1 View
2003-12-03 NOA Notice of Allowance and Fees Due (PTOL-85) 4 View
2003-12-03 NOA Notice of Allowance and Fees Due (PTOL-85) 1 View
2003-12-03 FWCLM Index of Claims 1 View
2003-12-03 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2003-12-03 SRFW Search information including classification, databases and other search related notes 1 View
2003-12-03 SPEC Specification 1 View
2003-11-06 A... Amendment/Request for Reconsideration-After Non-Final Rejection 2 View
2003-11-06 CLM Claims 4 View
2003-11-06 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2003-10-14 CTNF Non-Final Rejection 6 View
2003-10-14 1449 List of References cited by applicant and considered by examiner 3 View
2003-10-14 892 List of references cited by examiner 1 View
2003-10-14 SRFW Search information including classification, databases and other search related notes 1 View
2003-10-14 FWCLM Index of Claims 1 View
2002-06-11 IDS Information Disclosure Statement (IDS) Form (SB08) 5 View
2002-06-11 FOR Foreign Reference 4 View
2002-06-11 FOR Foreign Reference 10 View
2002-04-30 TRNA Transmittal of New Application 3 View
2002-04-30 SPEC Specification 18 View
2002-04-30 CLM Claims 5 View
2002-04-30 ABST Abstract 1 View
2002-04-30 OATH Oath or Declaration filed 15 View
2002-04-30 TRNA Transmittal of New Application 3 View
2002-04-30 SPEC Specification 18 View
2002-04-30 CLM Claims 5 View
2002-04-30 ABST Abstract 1 View
2002-04-30 OATH Oath or Declaration filed 15 View
2002-04-30 WFEE Fee Worksheet (SB06) 1 View
2002-04-30 WFEE Fee Worksheet (SB06) 1 View
2002-04-30 WCLM Claims Worksheet (PTO-2022) 1 View
2002-04-30 IDS Information Disclosure Statement (IDS) Form (SB08) 5 View
2001-08-20 PA.. Power of Attorney 7 View
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Quick Facts
Patent No.
US 6,730,636
App. No.
10/135,492
Filed
2002-04-30
Granted
2004-05-04
Pub. No.
US20020173430A1
Art Unit
1712
PTA
0 days