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:
Aug. 07, 2001
Filed:
Oct. 13, 2000
Applicant:
Inventors:
John Mark Longoria, Wilmington, DE (US);
Michael Joseph Michalczyk, Wilmington, DE (US);
John J. Fitzgerald, Boothwyn, PA (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/52 ; C08K 5/49 ; B05D 3/02 ; B32B 2/700 ;
U.S. Cl.
CPC ...
C08K 5/52 ; C08K 5/49 ; B05D 3/02 ; B32B 2/700 ;
Abstract
A composition providing stain resistance to stone, masonry and other surfaces is provided comprising a mixture of a fluoroalkyl phosphate and a fluoroacrylate polymer.