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. 09, 2006
Filed:
May. 15, 2002
Applicants:
Tadahiro Masaki, Shinjuku-Ku, JP;
Fumihiro Arakawa, Shinjuku-Ku, JP;
Inventors:
Tadahiro Masaki, Shinjuku-Ku, JP;
Fumihiro Arakawa, Shinjuku-Ku, JP;
Assignee:
DAI Nippon Printing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a protective, diffusive film for use in a surface light source device provided with a lens film, said protective, diffusive film comprising: a transparent substrate layer; and a resin layer provided on at least one of the top surface and the under surface of the transparent substrate layer, the resin layer having a tensile elongation at break in the range of 20% to 200%.