(19)

(11)

EP 1 050 132 A1

(12)

(43) Date of publication: 08.11.2000 Bulletin 2000/45 (21) Application number: 99908068.2 (22) Date of filing: 15.01.1999

(51) International Patent Classification (IPC)7: H04L 9/00 (86) International application number: PCT/US9900/896 (87) International publication number: WO 9937/052 (22.07.1999 Gazette 1999/29)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 19.01.1998 US 71776 P (71) Applicant: Sumner, Terence Edward Rowlet, TX 76030 (US)	(72) Inventor: Sumner, Terence Edward Rowlet, TX 76030 (US) (74) Representative: Schmitz, Jean-Marie et al Dennemeyer & Associates SàrlP.O. Box 1502 1015 Luxembourg 1015 Luxembourg (LU)