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. 23, 1993
Filed:
Jul. 19, 1991
Applicant:
Inventors:
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514473 ; 549315 ; 549316 ; 549317 ;
Abstract
A compound of the formula (I): ##STR1## wherein R.sub.1 and R.sub.2 each is a hydrocarbon residue, R.sub.3 is a sulfo group or phosphono group, --CO--R.sub.4 is an esterified carboxyl group, a thiol-esterified carboxyl group or an amidated carboxyl group; and .about. represents the absolute configuration of R or S, or its salt, which is useful for preventing and treating thrombosis.