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:
Mar. 23, 2010
Filed:
Mar. 26, 2007
Applicant:
Allen R. Syrinek, Richmond, TX (US);
Inventor:
Allen R. Syrinek, Richmond, TX (US);
Assignee:
Nalco Company, Naperville, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/74 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of using substituted olefin polymers prepared by reacting one or more C-Cmono-olefin polymers having a number average molecular weight of about 300 to about 5,000 with C-Cmonounsaturated dicarboxylic acid derivatives and compositions comprising the substituted olefin polymers for preventing fouling of hydrocarbon processing equipment, especially ethylene dichloride distillation units.