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:
Jun. 26, 1984
Filed:
Aug. 02, 1983
Applicant:
Inventors:
Thomas J Giacobbe, Skillman, NJ (US);
Thomas N Williams, Jr, Plainfield, NJ (US);
James M Horn, Richmond, VA (US);
Assignee:
Rhone-Poulenc, Inc., Monmouth Jct., NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562414 ; 562416 ;
Abstract
An improved process is provided for recovering and recycling reaction medium solvent and cobalt-containing cocatalyst in the oxidation of 3-(substituted phenoxy) toluene to provide the corresponding 3-(substituted phenoxy) benzoic acid, the latter being a useful intermediate in the manufacture of herbicides such as acifluorfen.