(19)

(11)

EP 1 419 598 A1

(12)

(43) Date of publication: 19.05.2004 Bulletin 2004/21 (21) Application number: 02756696.7 (22) Date of filing: 25.07.2002

(51) International Patent Classification (IPC)7: H04J 1/16 (86) International application number: PCT/US2002/023797 (87) International publication number: WO 2003/010907 (06.02.2003 Gazette 2003/06)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 25.07.2001 US 915910 (71) Applicant: Atitania Ltd Dallas, TX 75251-2251 (US)	(72) Inventor: PETERSON, Diane, L. Addison, TX 76001 (US) (74) Representative: Lawrence, Malcolm Graham et al Hepworth, Lawrence, Bryer & BizleyMerlin HouseFalconry CourtBaker's Lane EppingEssex CM16 5DQ EppingEssex CM16 5DQ (GB)