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:
Feb. 20, 2001
Filed:
Dec. 07, 1999
Applicant:
Inventors:
Christian Schumacher, Kelkheim, DE;
Uwe Reiher, Hofheim, DE;
Joachim Steckelberg, Hofheim, DE;
Werner Russ, Flörsheim-Wicker, DE;
Ronald Pedemonte, Eppstein-Vockenhausen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 6/724 ; D06P 1/382 ; D06P 1/384 ;
U.S. Cl.
CPC ...
C09B 6/724 ; D06P 1/382 ; D06P 1/384 ;
Abstract
The present invention comprises a dye mixture comprising one or more, such as one, two or three, disazo dyes conforming to the general formula (1), one or more, such as one, two or three, dyes.