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:
Oct. 14, 1997
Filed:
Sep. 15, 1995
Applicant:
Inventors:
Tohru Tsuchiya, Tsukuba, JP;
Isao Shibuya, Tsukuba, JP;
Yoichi Taguchi, Tsukuba, JP;
Akihiro Oishi, Tsukuba, JP;
Kazumasa Honda, Tsukuba, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
540451 ; 540454 ; 540488 ; 540526 ; 540529 ; 540533 ; 556427 ; 556433 ; 564 74 ; 564 78 ;
Abstract
A novel and simple method is proposed for the synthetic preparation of an N,N-disubstituted .beta.-ketothioamide compound represented by the general formula