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:
Jun. 11, 2013
Filed:
Apr. 05, 2010
Applicants:
Toru Uekawa, Toyonaka, JP;
Jun Ohshita, Nishinomiya, JP;
Ichiro Komoto, Nishinomiya, JP;
Kouji Yoshikawa, Toyonaka, JP;
Inventors:
Toru Uekawa, Toyonaka, JP;
Jun Ohshita, Nishinomiya, JP;
Ichiro Komoto, Nishinomiya, JP;
Kouji Yoshikawa, Toyonaka, JP;
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 255/31 (2006.01); C07C 255/39 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing comprising reacting a 3-formyl-2,2-dimethylcyclopropanecarboxylate and propionitrile in the presence of a base to obtain 3-(2-cyano-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid or its salt.