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:
Mar. 22, 1983
Filed:
Oct. 14, 1977
Applicant:
Inventor:
Donald E Morris, Kirkwood, MO (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
560266 ; 2604 / ; 260413 ; 560179 ; 560232 ; 560263 ; 562517 ; 562589 ; 562606 ; 562607 ; 568450 ; 568484 ;
Abstract
Vinyl esters such as vinyl acetate are hydrocarboxylated with tertiary organo-phosphine stabilized palladium catalysts utilizing low water concentration; the ready hydrolysis of the .alpha.-acetoxypropionic acid affords a convenient route to lactic acid.