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:
May. 30, 2000
Filed:
Nov. 19, 1998
Applicant:
Inventors:
Kurt Baettig, Praroman, CH;
Gerald Jan, Villars-sur-Glane, CH;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09B / ; C09B / ; C09B / ; B05D / ;
U.S. Cl.
CPC ...
106 3148 ; 534776 ; 534796 ; 534797 ; 534803 ; 427466 ; 8688 ;
Abstract
Azo dyes of formula (4) ##STR1## wherein A, R.sub.4, M and m are as defined in the specification, are excellent dyes for dyeing and printing of cellulose containing materials and especially for the preparation of inks for ink jet printing.