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:
Dec. 15, 2009
Filed:
Dec. 14, 2006
Applicants:
Stuart D. Hellring, Pittsburgh, PA (US);
Kaliappa G. Ragunathan, Gibsonia, PA (US);
Thomas G. Rakavina, New Kensington, PA (US);
Victoria A. Trette, Freeport, PA (US);
Inventors:
Stuart D. Hellring, Pittsburgh, PA (US);
Kaliappa G. Ragunathan, Gibsonia, PA (US);
Thomas G. Rakavina, New Kensington, PA (US);
Victoria A. Trette, Freeport, PA (US);
Assignee:
PPG Industries Ohio, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 27/04 (2006.01); C08K 7/02 (2006.01); C08L 75/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transparent composite article comprising a polyurethane matrix and incorporated within the matrix nanofibers having a diameter up to 5000 nanometers.