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. 11, 1986
Filed:
Mar. 28, 1983
Applicant:
Inventor:
Robert A Sawicki, Wappingers Falls, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560105 ; 562406 ;
Abstract
Aryl-substituted acetic acid esters are directly prepared by carbonylation of benzyl halides under one atmosphere of carbon monoxide at ambient temperature in alcohol solvent using as catalyst dicobalt octacarbonyl and a base-alumina as co-reactant.