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:
Sep. 18, 1979
Filed:
May. 19, 1978
Applicant:
Inventor:
William D Nash, Odessa, TX (US);
Assignee:
El Paso Products Company, Odessa, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ; 2605 / ;
Abstract
The known compound 2-hydroxy-3-methyl cyclopent-2-ene-1-one, used as a flavor imparting agent and commonly called maple lactone, is synthesized by a modified acyloin condensation of esters of 2-methyl glutaric acid in which oxygen is introduced in a specific manner to the reaction system.