Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device
Reexamination Certificate
2006-09-01
2010-12-07
Roy, Sikha (Department: 2879)
Electric lamp and discharge devices
With gas or vapor
Three or more electrode discharge device
C313S587000, C501S011000, C501S014000, C501S015000
Reexamination Certificate
active
07847483
ABSTRACT:
Disclosed is a glass composition composed of an oxide glass wherein the percentages of constitutional elements other than oxygen (O) expressed in atomic % are as follows: boron (B) is not less than 56% and not more than 72%; silicon (Si) is not less than 0% and not more than 15%; Zinc (Zn) is not less than 0% and not more than 18%; potassium (K) is not less than 8% and not more than 20%; and the total of K, sodium (Na) and lithium (Li) is not less than 12% and not more than 20%. This glass composition further may contain at least one of magnesium (Mg), calcium (Ca), strontium (Sr) and barium (Ba) in an amount of more than 0% and not more than 5%, and molybdenum (Mo) and/or tungsten (W) in an amount of more than 0% and not more than 3%.
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Morita et al., Japanese Patent Application 2000-313635—machine translation.
Hasegawa Shin-ya
Inoue Osamu
Koshizuka Tsutomu
Nakai Miyuki
Green Tracie
Hamre Schumann Mueller & Larson P.C.
Panasonic Corporation
Roy Sikha
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