METHOD FOR CREATING AND PRESERVING AN IDENTIFIER - Patent 1157501

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EP 1 157 501 A1

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(43)	Date of publication:
	28.11.2001 Bulletin 2001/48

(21)	Application number: 00905104.6

(22)	Date of filing: 17.02.2000

(51)	International Patent Classification (IPC)⁷: H04L 9/32

(86)	International application number:
	PCT/FI0000/124

(87)	International publication number:
	WO 0049/767 (24.08.2000 Gazette 2000/34)

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

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Priority:

17.02.1999 FI 990336

(71)	Applicant: Sonera Smarttrust Oy
	00051 Sonera (FI)

(72)	Inventors:
	HILTUNEN, Matti FIN-00530 Helsinki (FI) LIUKKONEN, Jukka FIN-00630 Helsinki (FI) VATANEN, Harri Englefield Green, Surrey TW20 0NN (GB)

(74)	Representative: Simmelvuo, Markku et al
	Papula Oy,P.O. Box 981 00101 Helsinki 00101 Helsinki (FI)

(54)	METHOD FOR CREATING AND PRESERVING AN IDENTIFIER