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:
Apr. 07, 1981
Filed:
Jun. 27, 1979
Sumio Umemura, Ube, JP;
Kanenobu Matsui, Ube, JP;
Yoshinari Ikeda, Ube, JP;
Katsuro Masunaga, Ube, JP;
Takumi Kadota, Ube, JP;
Kozo Fujii, Ube, JP;
Keigo Nishihira, Ube, JP;
Masaoki Matsuda, Ube, JP;
Ube Industries, Ltd., Ube, JP;
Abstract
A process for preparing a diester of a dicarboxylic acid having two more carbon atoms than the unsaturated hydrocarbon used as a starting material, which comprises subjecting an unsaturated hydrocarbon, carbon monoxide and an ester of nitrous acid to catalytic vapor phase reaction at a temperature of 50.degree. to 200.degree. C. in the presence of a platinum group metal or a salt thereof and a halogen compound.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile