HYBRID OPTICAL DISC UTILISING A DVD AND A CD LAYER - Patent 1530792

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EP 1 530 792 A2

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(88)	Date of publication A3:
	25.03.2004

(43)	Date of publication:
	18.05.2005 Bulletin 2005/20

(21)	Application number: 03750410.7

(22)	Date of filing: 12.08.2003

(51)	International Patent Classification (IPC)⁷: G11B 7/24

(86)	International application number:
	PCT/EP2003/008932

(87)	International publication number:
	WO 2004/017306 (26.02.2004 Gazette 2004/09)

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

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Priority:

14.08.2002 AU 2002950808

(71)	Applicant: Dierks, Dieter
	50259 Pulheim (DE)

(72)	Inventor:
	HAYES, Joseph Frenchs Forest, New South Wales (AU)

(74)	Representative: Bauer, Wulf, Dr.
	Lindenallee 43 50968 Köln-Marienburg 50968 Köln-Marienburg (DE)

(54)	HYBRID OPTICAL DISC UTILISING A DVD AND A CD LAYER