The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 11, 2005
Filed:
May. 24, 2001
Joachim Opitz, Aachen, DE;
Sonja Louisa Leona Ceulemans, Weert, NL;
Joachim Opitz, Aachen, DE;
Sonja Louisa Leona Ceulemans, Weert, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
An electric lamp which is provided with an electric light source in a light-transmitting bulb provided with a coating comprising an inorganic colored pigment selected from the group formed by oxide nitride pigments of the general formulaAA'BON, wherein A=Mg, Ca, Sr, Ba, Zn, A′=Ln, Bi, Al, Fe, B=V, Nb, Ta, Mo, W and B′=Ti, Zr, Hf, Sn, Ge, Si, Nb, Ta and 0<x<1or an oxide-nitride pigment of the general formulaABB′BON, wherein A=Mg, Ca, Sr, Ba, Zn, A′=Ln, Bi, Al, Fe, B=V, Nb, Ta, Mo W and B′=Ti, Zr, Hf, Sn, Ge, Si, Nb, Ta and 0<x<1or an oxide-nitride pigment of the general formulaAA′BON, wherein A=Mg, Ca, Sr, Ba, Zn, A′=Ln, Bi, Al, Fe, B=V, Nb, Ta, Mo, W and B′=Ti, Zr, Hf, Sn, Ge, Si, Nb, Ta and 0<y<2or an oxide-nitride pigment of the general formulaA′BB′ON, wherein A=Mg, Ca, Sr, Ba, Zn, A′=Ln, Bi, Al, Fe, B=V, Nb, Ta, Mo, W and B′=Ti, Zr, Hf, Sn, Ge, Si, Nb, Ta and 0<y<2or an oxide-nitride pigment of the general formulaCDD′ON, wherein C=Mg, Ca, Mn, Fe, Co, Ni, Zn and D=Al, Ga, In, Ti, V, Cr, Fe, Co, Ni and D′=Ti, Zr, HF, Sn, Ge, Si, Nb, Ta, and 0<m<2or an oxide-nitride pigment of the general formulaCC′DON, wherein C=Mg, Ca, Mn, Fe, Co, Ni, Zn, C′=Al, Ga, In, Ti, V, Cr, Fe, Co, Ni, D=Al, Ga, In, Ti, V, Cr, Fe, Co, Ni and 0<n<2or an oxide-nitride pigment of the general formulaA′CBON, wherein A′=Ln, Bi, Al, Fe, C=Mg, Ca, Mn, Fe, Co, Ni, Zn, B=V, Nb, Ta, Mo, Wor an oxide-nitride pigment of the general formulaA′A″BON, wherein A′=Ln, Bi, Al, Fe, A″=Ln, Bi, B=V, Nb, Ta, Mo, Wor an oxide-nitride pigment of the general formulaA′DBON, wherein A′=Ln, Bi, Al, Fe, D=Al, Ga, In, Ti, V, Cr, Fe, Co, Ni and B=V, Nb, Ta, Mo, Wand with means for operating the electric light source.