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. 05, 2008
Filed:
Dec. 23, 2003
Elliot Band, Pleasantville, NY (US);
Maurice Dery, Putnam Valley, NY (US);
William Joyce, Hopewell Junction, NY (US);
Jeffrey Earl Telschow, Croton-on-Hudson, NY (US);
Biing Ming Su, Croton-on-Hudson, NY (US);
Michael Engel, Mt. Kisco, NY (US);
John Nowak, Yonkers, NY (US);
Claude Peterson, Swan Lake, NY (US);
Harold Providence, Brooklyn, NY (US);
Phuong-nga Trinh, Newtonville, MA (US);
Sandra Urquhart, Paterson, NJ (US);
Elliot Band, Pleasantville, NY (US);
Maurice Dery, Putnam Valley, NY (US);
William Joyce, Hopewell Junction, NY (US);
Jeffrey Earl Telschow, Croton-on-Hudson, NY (US);
Biing Ming Su, Croton-on-Hudson, NY (US);
Michael Engel, Mt. Kisco, NY (US);
John Nowak, Yonkers, NY (US);
Claude Peterson, Swan Lake, NY (US);
Harold Providence, Brooklyn, NY (US);
Phuong-Nga Trinh, Newtonville, MA (US);
Sandra Urquhart, Paterson, NJ (US);
Akzo Nobel N.V., Arnhem, NL;
Abstract
The present invention relates to a process for the minimization of volatile organic sulphur byproducts in dimethyl sulfate quaternization of amines made with hypophosphorous acid, which leads to the formation of an odor stable product.