IP Library Granted Patent US 6,576,801
Granted Patent Utility
US 6,576,801 · Confirmation No. 4289

PROCESS FOR THE NEUTRALIZATION OF RESIDUAL ACID SPECIES IN CRUDE DIHYDRIC PHENOLS

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2019-07-16 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
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2014-03-17 OATH Oath or Declaration filed 135 View
2002-02-25 TRNA Transmittal of New Application 7 View
2002-02-25 ADS Application Data Sheet 2 View
2002-02-25 SPEC Specification 16 View
2002-02-25 CLM Claims 4 View
2002-02-25 ABST Abstract 2 View
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Quick Facts
Patent No.
US 6,576,801
App. No.
09/683,866
Filed
2002-02-25
Granted
2003-06-10
Pub. No.
US20020143134A1
Art Unit
1621
PTA
-187 days