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:
Jul. 04, 1995
Filed:
Dec. 03, 1993
Applicant:
Inventors:
Jorg Dannheim, Franfurt am Main, DE;
Reinhard Hahnle, Konigstein/Taunus, DE;
Werner H Russ, Florsheim/Main, DE;
Assignee:
Hoechst AG, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C07D / ;
U.S. Cl.
CPC ...
544189 ; 8549 ; 8676 ; 8677 ; 8679 ; 8917 ; 8918 ; 8924 ;
Abstract
Water-soluble anthraquinone compounds, preparation thereof, and use thereof as dyes. There are described anthraquinone compounds conforming to the formula (1) ##STR1## where A is the radical of a sulfo-containing anthraquinone radical,
Dannheim, Jorg. (1995). Water-soluble anthraquinone compounds, preparation thereof, and use (U.S. Patent No. 5430147). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5430147
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile