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:
Apr. 11, 1989
Filed:
Mar. 03, 1988
Applicant:
Inventor:
Herbert Holliger, Allschwil, CH;
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
D06P / ; C09B / ;
U.S. Cl.
CPC ...
8437 ; 8436 ; 8641 ; 8680 ; 8685 ; 8686 ; 8687 ; 8692 ; 534696 ; 534697 ; 534698 ; 534699 ; 534701 ; 534716 ; 534723 ; 534724 ;
Abstract
Complexes of the formula ##STR1## wherein each R.sub.1 is independently (a) the radical of a coupling component of the active methylene non-cyclic or homocyclic series, (b) the radical of a coupling component of the heterocyclic series or (c) the radical of a coupling component of the monocyclic benzene series,