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, 1983
Filed:
Mar. 12, 1976
Applicant:
Inventors:
Friedrich W Weingarten, Liederbach am Taunus, DE;
Klaus Hunger, Kelkheim am Taunus, DE;
Ernst Klappert, Kelkheim am Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; C09B / ; D06P / ;
U.S. Cl.
CPC ...
260157 ; 1062 / ; 260208 ;
Abstract
The compound of the formula: ##STR1## is a valuable pigment of high fastness properties and high covering power.
Weingarten, Friedrich. (1983). Monoazo pigment derived from acetoacetylamino benzimidazolone (U.S. Patent No. 4370269). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4370269
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile