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:
Apr. 03, 2007
Filed:
Mar. 17, 2005
Applicant:
Ludovic Fodor, Beaumont, TX (US);
Inventor:
Ludovic Fodor, Beaumont, TX (US);
Assignee:
Invista North America S.A.R.L., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for reducing the concentration of cyclohexenone in a cyclohexenone containing organic mixture is disclosed. The method includes contacting an organic mixture comprising cyclohexenone with an effective amount of at least one of sulfurous acid, a salt of sulfurous acid, an alkali hydroxide, or a mixture of two or more of these compounds.