Photo-chromic and phosphorescent toys
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United States of America Patent
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Apr 1, 2014
Grant Date -
Jun 7, 2007
app pub date -
Nov 22, 2006
filing date -
Nov 23, 2005
priority date (Note) -
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Abstract
In one embodiment of the invention, photo-chromic and phosphorescent toys are disclosed. A photo-chromic and phosphorescent toy includes both photo-chromic and phosphorescent materials applied to the toy such as through an ink, paint, plastic, or dye. The photo-chromic and phosphorescent materials may be supplied within a material of the toy or applied-to a surface of the toy at the factory. The photo-chromic and phosphorescent materials may be activated in various ways with various light activating devices that can generate an activating light with appropriate wavelengths.
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