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:
May. 10, 2005
Filed:
Mar. 11, 2002
Applicants:
Cheryl J. Kaminsky, Rochester, NY (US);
Robert P. Bourdelais, Pittsford, NY (US);
Thomas M. Laney, Spencerport, NY (US);
Michael R. Brickey, Rochester, NY (US);
Inventors:
Cheryl J. Kaminsky, Rochester, NY (US);
Robert P. Bourdelais, Pittsford, NY (US);
Thomas M. Laney, Spencerport, NY (US);
Michael R. Brickey, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B027/00 ; G02B027/10 ;
U.S. Cl.
CPC ...
Abstract
Disclosed is a transparent polymeric diffusion film exhibiting at least 50% transmissivity containing a thermoplastic polymeric material with internal microvoids and containing a plurality of complex lenses on a surface thereof. Such films are useful for diffusing light when it is desired to provide and even light distribution.