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:
Jul. 06, 1976
Filed:
Mar. 06, 1975
Applicant:
Inventors:
Assignee:
Montedison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604 / ; 252438 ; 252458 ; 2604 / ;
Abstract
Alpha, beta-unsaturated monocarboxylic acids, in particular methacrylic acid, are esterified in the vapor phase in contact with a catalyst containing, in combination with oxygen, tungsten alone or in admixture with one or more of the elements lithium, sodium, potassium, rubidium and cesium.
Moreschini, Luciano. (1976). Process for the esterification in vapor phase of alpha, beta-unsaturated (U.S. Patent No. 3968149). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3968149
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile