Nanosized phosphor

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter

Reexamination Certificate

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C252S30160P, C252S30140P

Reexamination Certificate

active

07976948

ABSTRACT:
The present invention is to provide a nanosized phosphor exhibiting enhanced luminance as a molecular labeling phosphor by controlling an electrostatic charge of an inorganic phosphor. The nanosized phosphor is featured in that at least 90% of total particles have a particle size of 1 to 100 nm and an electrostatic charge of the total particles is in the range of −20 μC/g to 5 μC/g.

REFERENCES:
patent: 6576156 (2003-06-01), Ratna et al.
patent: 7303697 (2007-12-01), Isobe
patent: 7399430 (2008-07-01), Goan
patent: 7452485 (2008-11-01), Hoshino et al.
patent: 7687816 (2010-03-01), Dias
patent: 7709103 (2010-05-01), Saito
patent: 9-291273 (1997-11-01), None
patent: 2003-88743 (2003-03-01), None
patent: 2004-323576 (2004-11-01), None
patent: 2005-68326 (2005-03-01), None
patent: W02005-087894 (2005-09-01), None
patent: W02005-123874 (2005-12-01), None
International Search Report for International Application No. PCT/JP2006/318820 mailed Oct. 24, 2006.

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