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:
Feb. 20, 2001
Filed:
Apr. 06, 1999
Applicant:
Inventors:
Tse-Chong Wu, Baton Rouge, LA (US);
R. Carl Herndon, Jr., Baton Rouge, LA (US);
Assignee:
Albemarle Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/138 ; C07C 6/304 ;
U.S. Cl.
CPC ...
C07C 5/138 ; C07C 6/304 ;
Abstract
A process of producing benzoic acids from phthalimides is described. The ability to dramatically reduce the reaction time in comparison to currently practiced processes by the addition of readily available compounds is demonstrated.