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:
Jul. 15, 1986
Filed:
Jun. 11, 1984
Applicant:
Inventors:
Karlheinrich Meisel, Leverkusen, DE;
Roderich Raue, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; A61K / ; D06P / ;
U.S. Cl.
CPC ...
544198 ; 544128 ; 544143 ; 544144 ; 544194 ; 544207 ; 544209 ; 544363 ; 544373 ; 546 18 ; 546171 ; 546176 ; 546177 ; 546178 ; 548411 ; 548455 ; 8409 ; 8536 ;
Abstract
Cationic enamine dyestuffs of the general formula ##STR1## in which the symbols have the meaning given in the description, are used for dyeing natural and synthetic substrates and compositions which can be dyed with cationic dyestuffs, in particular paper.