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. 27, 1981
Filed:
Sep. 19, 1979
Applicant:
Inventors:
Egon Liedeck, Esslingen, DE;
Wolfgang Ruff, Stuttgart, DE;
Gerhard Berger, Stuttgart, DE;
Peter Reiter, Stuttgart, DE;
Assignee:
BASF Farben & Fasern AG, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ;
U.S. Cl.
CPC ...
8506 ; 106 23 ; 1062 / ; 260 4221 ; 260154 ; 260174 ; 260188 ; 260202 ;
Abstract
A diazo pigment dye having the formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom or a nitro group, and