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:
Jun. 30, 2009
Filed:
Aug. 28, 2006
Applicants:
Wayne W. Fan, Cottage Grove, MN (US);
Richard M. Flynn, Mahtomedi, MN (US);
Inventors:
Wayne W. Fan, Cottage Grove, MN (US);
Richard M. Flynn, Mahtomedi, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/11 (2006.01); B05D 1/02 (2006.01); B05D 1/18 (2006.01); B05D 1/28 (2006.01); C23C 16/00 (2006.01); B32B 27/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides novel perfluoropolyether silanes, compositions containing the novel perfluoropolyether silanes and method of treating substrates, in particular substrates having a hard surface such as ceramics or glass, to render them water, oil, stain, and/or dirt repellent.