HIGH INTENSITY DISCHARGE LAMP WITH SINGLE CRYSTAL SAPPHIRE ENVELOPE - Patent 1470569

(19)

(11)

EP 1 470 569 A1

(12)

(43)	Date of publication:
	27.10.2004 Bulletin 2004/44

(21)	Application number: 02707608.2

(22)	Date of filing: 28.01.2002

(51)	International Patent Classification (IPC)⁷: H01J 61/88

(86)	International application number:
	PCT/US2002/002566

(87)	International publication number:
	WO 2003/030212 (10.04.2003 Gazette 2003/15)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

(71)	Applicant: Gem Lighting LLC
	Manakin-Sabot, VA 23103 (US)

(72)	Inventors:
	EASTLUND, Bernard, J. LaJolla, CA 92037 (US) LEVIS, Maurice, E. Haiieford, VA 23068 (US)

(74)	Representative: Preuss, Udo, Dipl.-Ing.
	Maiwald Patentanwalts GmbHElisenhofElisenstrasse 3 80335 München 80335 München (DE)

(54)	HIGH INTENSITY DISCHARGE LAMP WITH SINGLE CRYSTAL SAPPHIRE ENVELOPE