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:
Jan. 06, 1976
Filed:
Aug. 30, 1974
Applicant:
Inventors:
Assignee:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ; 2604 / ; 2605 / ; 2605 / ;
Abstract
A method of preparing citraconic acid and derivatives thereof comprising reacting methylsuccinic acid and derivatives thereof (such as an acid halide, an acid anhydride, a monoester and a diester) with chlorine in the absence of or in the presence of a catalyst at a temperature ranging from about 100.degree. to 500.degree.C.
Quick Actions:
Fujii, Chiyuki. (1976). Method for preparation of citraconic acid and derivatives thereof (U.S. Patent No. 3931241). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3931241
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile