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. 16, 1997
Filed:
Sep. 27, 1995
Takayuki Yonetani, Kobe, JP;
YKK Corporation, Tokyo, JP;
Abstract
A phosphorescent article which has a phosphorescent layer and a transparent resin layer sequentially superposed on a reflective layer. It uses SrAl.sub.2 O.sub.4 as a phosphorescent pigment to be incorporated in the phosphorescent layer and a transparent resin containing no ultraviolet light absorber is used for the transparent resin layer. Further, for the convenience of use, an adhesive layer and a release layer may be sequentially superposed on the surface of the reflective layer opposite to the surface thereof contiguous to the phosphorescent layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile