IP Library Granted Patent US 6,620,602
Granted Patent Utility Small
US 6,620,602 · Confirmation No. 4083

BIOCATALYTIC SYNTHESIS OF QUINIC ACID AND CONVERSION TO HYDROQUINONE

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Code Description Pages PDF
2017-10-04 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2015-07-28 COCOUT Certificate of Correction - Post Issue Communication 1 View
2015-03-12 COCIN Request for Certificate of Correction 4 View
2015-03-12 WFEE Fee Worksheet (SB06) 2 View
2015-03-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-08-27 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-08-27 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-08-10 PA.. Power of Attorney 1 View
2012-08-10 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2012-08-10 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-09-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-09-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-08-31 PA.. Power of Attorney 5 View
2010-08-31 N417 Electronic Filing System Acknowledgment Receipt 2 View
2009-08-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-08-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-08-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-08-04 TRAN.LET Transmittal Letter 1 View
2009-08-04 PA.. Power of Attorney 4 View
2009-08-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2005-09-02 COCOUT Certificate of Correction - Post Issue Communication 2 View
2003-06-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-06-27 LET. Miscellaneous Incoming Letter 2 View
2002-03-15 TRNA Transmittal of New Application 3 View
2002-03-15 A.PE Preliminary Amendment 8 View
2002-03-15 SPEC Specification 19 View
2002-03-15 CLM Claims 3 View
2002-03-15 ABST Abstract 1 View
2002-03-15 DRW Drawings-only black and white line drawings 4 View
2002-03-15 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,620,602
App. No.
10/099,429
Filed
2002-03-15
Granted
2003-09-16
Pub. No.
US20020142409A1
Art Unit
1652
PTA
-120 days