Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides
Reexamination Certificate
2007-04-10
2007-04-10
Koslow, C. Melissa (Department: 1755)
Compositions
Inorganic luminescent compositions
Compositions containing halogen; e.g., halides and oxyhalides
C313S503000, C257S098000
Reexamination Certificate
active
11389768
ABSTRACT:
Disclosed is a fluorescent substance comprising an alkaline earth metal silicate having a composition represented by the following general formula (1):in-line-formulae description="In-line Formulae" end="lead"?(Sr1-x-y-zBaxCayEuz)2SiwO2+2w (1)in-line-formulae description="In-line Formulae" end="tail"?where x, y, z and w fall within the ranges of:0≦x≦0.97; 0≦y≦0.97;0.03≦z≦0.20; 1.00<w 1.10.
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Hiramatsu Ryosuke
Otsuka Kazuaki
Shida Naomi
Tamatani Masaaki
Tsutsui Yoshihito
Amin Turocy & Calvin LLP
Kabushiki Kaisha Toshiba
Koslow C. Melissa
Toshiba Materials Co., Ltd.
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