Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2007-07-24
2007-07-24
Page, Thurman K. (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
Reexamination Certificate
active
10576738
ABSTRACT:
The present invention provides a simple and efficient method for producing high-purity 2,3,6,7,10,11-hexahydroxytriphenylene on an industrial scale. The method for producing 2,3,6,7,10,11-hexahydroxytriphenylene comprises reacting catechol with peroxide.
REFERENCES:
patent: 9-502164 (1997-03-01), None
patent: 9-118642 (1997-05-01), None
patent: 11-255690 (1999-09-01), None
patent: 2003-201263 (2003-07-01), None
Fitch Even Tabin & Flannery
Gale Kellette
Otsuka Chemical Co. Ltd.
Page Thurman K.
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