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:
Jan. 25, 1977
Filed:
Jun. 26, 1974
Applicant:
Inventors:
Peter Gottschalk, Limburgerhof, DT;
Alfred Schoellig, Limburgerhof, DT;
Guenther Riedel, Heidelberg-Wieblingen, DT;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen (Rhine), DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ;
U.S. Cl.
CPC ...
2601 / ; 2601 / ; 2601 / ; 2601 / ; 2601 / ; 2601 / ; 2601 / ; 260147 ; 260148 ; 260149 ; 260150 ; 260151 ; 260208 ;
Abstract
Isotridecylammonium salts of chromium or cobalt 1:2 complex azo dyes, their production and their use as colorants for printing inks and surface coatings. The salts are distinguished by particularly good solubility in organic solvents.