IP Library › Granted Patent US 6,417,411
Granted Patent Utility
US 6,417,411 · Confirmation No. 9131

METHOD FOR PRODUCTION OF ETHYLENE GYLCOL

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 Code Description Pages PDF
2015-03-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-03-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-03-13 PA.. Power of Attorney 1 View
2015-03-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2015-03-13 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2007-05-29 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-04-27 TRNA Transmittal of New Application 2 View
2001-04-27 SPEC Specification 17 View
2001-04-27 CLM Claims 3 View
2001-04-27 ABST Abstract 1 View
2001-04-27 DRW Drawings-only black and white line drawings 1 View
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Quick Facts
Patent No.
US 6,417,411
App. No.
09/844,478
Filed
2001-04-27
Granted
2002-07-09
Pub. No.
US20020010378A1
Examiner
TRINH, BA K
Art Unit
1625
PTA
-64 days