Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides
Reexamination Certificate
2006-02-07
2006-02-07
Koslow, C. Melissa (Department: 1755)
Compositions
Inorganic luminescent compositions
Compositions containing halogen; e.g., halides and oxyhalides
C252S30140F, C252S30140P, C252S30140S, C252S30140H, C252S301500, C252S30160R, C252S30160S, C252S30160F, C252S30160P
Reexamination Certificate
active
06994802
ABSTRACT:
Cathodoluminescent phosphor powders and a method for making phosphor powders. The phosphor powders have a small particle size, narrow particle size distribution and are substantially spherical. The method of the invention advantageously permits the economic production of such powders. The invention also relates to improved devices, such as cathodoluminescent display devices, incorporating the phosphor powders.
REFERENCES:
patent: 6153123 (2000-11-01), Hampden-Smith et al.
patent: 6180029 (2001-01-01), Hampden-Smith et al.
patent: 6193908 (2001-02-01), Hampden-Smith et al.
Caruso James
Hampden-Smith Mark J.
Kodas Toivo T.
Kunze Klaus
Powell Quint H.
Cabot Corporation
Koslow C. Melissa
Marsh & Fischmann & Breyfogle LLP
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