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:
Aug. 28, 1984
Filed:
Jun. 16, 1982
John J Leonard, Springfield, PA (US);
John A Sofranko, West Chester, PA (US);
Atlantic Richfield Company, Los Angeles, CA (US);
Abstract
Synthesis of dialkyl oxalates by the oxidative carbonylation of liquid monohydric saturated alcohols of from 1 to 20 carbon atoms with carbon monoxide and oxygen or an oxygen-containing gas in the presence of a catalytic amount of a catalyst comprising palladium or a salt thereof in combination with vanadium in the oxide (V.sub.2 O.sub.5, V.sub.2 O.sub.4, V.sub.2 O.sub.3) form and titanium or a non-hydrolyzable salt thereof, said catalyst being present in a heterogeneous phase.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile