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.

Date of Patent:
Jun. 20, 1989

Filed:

Nov. 02, 1987
Applicant:
Inventors:

Shinzo Someya, Tokorozawa, JP;

Seigo Koura, Tokyo, JP;

Mikio Ito, Tokuyama, JP;

Akira Nakanishi, Yokohama, JP;

Yuji Nonaka, Tokuyama, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546270 ; 546280 ;
Abstract

A propionic acid thiol ester derivative having the formula: ##STR1## wherein R.sub.1 is a cyano group, a trifluoromethyl group, a halogen atom or a nitro group,


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