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:
Sep. 27, 1977
Filed:
Jan. 21, 1976
Applicant:
Inventors:
Genichi Tsuchihashi, Tama, JA;
Katsuyuki Ogura, Sagamihara, JA;
Assignee:
Sagami Chemical Research Center, Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; A61K / ; A01N / ;
U.S. Cl.
CPC ...
2603 / ; 2603 / ; 2603325 ; 2603472 ; 2603473 ; 424271 ; 424275 ; 424285 ;
Abstract
Commercially advantageous processes for preparing thienylacetic acid, furylacetic acid or alkyl esters of these. Novel thiophene or furan derivatives that can be used as starting materials for preparing the above compounds. Processes for preparing these starting materials are also provided.