The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 27, 2012
Filed:
Aug. 24, 2007
Applicants:
Hartwig Jordan, Bergisch-Gladbach, DE;
Andreas Endres, Leverkusen, DE;
Inventors:
Hartwig Jordan, Bergisch-Gladbach, DE;
Andreas Endres, Leverkusen, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B 67/00 (2006.01); C09B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concerns dyes of the general formula I where
Quick Actions:
Jordan, Hartwig. (2012). Blue anthraquinone dyes, production and use thereof (U.S. Patent No. 8142520). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8142520
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