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. 26, 1985
Filed:
Oct. 26, 1983
Applicant:
Inventors:
Alois Puntener, Rheinfelden, CH;
Josef Koller, Reinach, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ;
U.S. Cl.
CPC ...
8437 ; 8641 ; 8684 ; 8686 ;
Abstract
The dyes of the formula I given in claim 1 are suitable for dyeing furs and especially leather. They are preferably used in admixture with one or more suitable yellow, blue or red dyes for dyeing leather in dark shades.