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. 21, 1992
Filed:
Apr. 18, 1991
Applicant:
Inventor:
Dieter Mausezahl, Biel-Benken, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; D06P / ;
U.S. Cl.
CPC ...
8643 ; 8676 ; 8678 ; 8680 ; 8683 ; 8684 ; 8917 ; 8924 ;
Abstract
The invention relates to a dye mixture containing a dye of the formula ##STR1## and a dye of the formula ##STR2## where R is cyclohexyl or phenyl, which may each be substituted by C.sub.1 -C.sub.4 alkyl, acetylamino, N-C.sub.1 -C.sub.4 alkylacetylamino, benzoylamino, ureido or by phenylsulfonylamino or phenylsulfonyloxy which may be substituted in the phenyl ring by C.sub.1 -C.sub.4 alkyl.
Quick Actions:
Mausezahl, Dieter. (1992). Blue anthraquinone dye mixture for natural and synthetic polyamides (U.S. Patent No. 5131919). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5131919
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile