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:
Nov. 20, 1984
Filed:
Aug. 18, 1982
Applicant:
Inventors:
Paul Doswald, Munchenstein, CH;
Emil Moriconi, Basel, CH;
Helmut Moser, Oberwil, CH;
Horst Schmid, Reinach, CH;
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
534604 ; 534606 ; 534613 ; 534690 ; 534691 ; 534693 ; 534708 ; 534709 ; 534728 ; 534755 ; 534759 ; 534760 ;
Abstract
Disazo and polyazo compounds of the formula ##STR1## wherein each A is independently ##STR2## and each R.sub.3 is independently C.sub.1-4 alkyl, or
Doswald, Paul. (1984). Sulfo group-free disazo and polyazo compounds containing two (U.S. Patent No. 4483796). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4483796
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile