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, 1985
Filed:
Jun. 15, 1982
Applicant:
Inventor:
Steven P Current, Novato, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560204 ; 502185 ; 502327 ; 560190 ;
Abstract
A process for the preparation of dialkyl oxalates by the oxidative carbonylation of alcohols which comprises reacting a mixture of carbon monoxide and oxygen with an alcohol in the presence of a heterogeneous catalyst comprising palladium and thallium on carbon.