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:
Mar. 24, 2009
Filed:
Apr. 18, 2008
Applicant:
Yoshimitsu Aiiso, Sabae, JP;
Inventor:
Yoshimitsu Aiiso, Sabae, JP;
Assignee:
Hopnic Laboratory Co., Ltd., Sabae-shi, Fukui, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A plastic spectacles lens containing an organic dye instead of a neodymium compound and having an optical transmission equivalent to a plastic spectacles lens containing a neodymium compound is provided. The plastic spectacles lens comprises a plastic lens wafer formed from a thermosetting or thermoplastic resin, or the plastic lens wafer and one, or two or more component layers formed on at least one side of the plastic lens wafer, and an organic dye satisfying the specific conditions.