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:
Feb. 14, 2012
Filed:
Mar. 30, 2011
Applicant:
Martin Chien, Kaohsiung, TW;
Inventor:
Martin Chien, Kaohsiung, TW;
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
A projection screen includes: a lenticular layer including rear and front surfaces, the front surface being formed with a plurality of convex microstructures; a reflecting layer formed on the front surface of the lenticular layer and having a plurality of convex surfaces in conformity to surfaces of the convex microstructures; and a diffusion layer disposed on the reflecting layer oppositely of the lenticular layer, and including a plurality of black nanoparticles dispersed therein.