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:
Oct. 26, 1982
Filed:
Jul. 02, 1981
Applicant:
Inventor:
Thomas S Brima, Cincinnati, OH (US);
Assignee:
National Distillers & Chemical Corp., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
549295 ;
Abstract
A mixture of gamma-butyrolactone and butenolide is obtained by reacting 1,3-butadiene with oxygen in the vapor phase at elevated temperature in the presence of a catalytically effective amount of a mixed metal oxide containing boron, molybdenum and titanium values.
Brima, Thomas. (1982). Process for preparing gamma-butyrolactone and butenolide (U.S. Patent No. 4356310). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4356310
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile