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:
Nov. 14, 1995
Filed:
Oct. 14, 1994
Applicant:
Inventors:
Shang-Ren Wu, Mahwah, NJ (US);
Donna Wu, North Bergen, NJ (US);
Eddie N Gutierrez, Midland Park, NJ (US);
Assignee:
Lever Brothers Company, Division of Conopco, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
562580 ; 562583 ;
Abstract
A process for the preparation of enriched reaction mixtures containing 2,2'-oxydisuccinate (alkaline earth metal salts) is disclosed, by pH reduction and removal of alkaline earth metal malates.