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. 22, 1983
Filed:
Sep. 03, 1980
Applicant:
Inventors:
Dieter vor der Bruck, Bonn, DE;
Hans-Joachim Kabbe, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; 307C / ;
U.S. Cl.
CPC ...
260156 ; 260153 ; 260154 ; 260155 ; 544245 ; 546 52 ; 546 89 ; 549349 ; 549402 ;
Abstract
Dyestuffs of the formula
vor der Bruck, Dieter. (1983). Azo dyestuffs derived from polycyclo-hetercyclic coupler components (U.S. Patent No. 4377518). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4377518
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile