(19)

(11)

EP 0 820 676 A1

(12)

(43) Date of publication: 28.01.1998 Bulletin 1998/05 (21) Application number: 96910079.0 (22) Date of filing: 15.04.1996

(51) International Patent Classification (IPC):  H04M 3/ 42( . ) H04M 3/ 533( . ) H04W 88/ 18( . ) H04M 3/ 53( . ) H04M 3/ 38( . ) (86) International application number: PCT/GB1996/000904 (87) International publication number: WO 1996/032801 (17.10.1996 Gazette 1996/46)

(84) Designated Contracting States: DE GB (30) Priority: 13.04.1995 GB 19950007752 (71) Applicant: INTELLPROP LIMITED Guernsey, Channel Islands (GB)	(72) Inventor: WILSON, Jeffrey Hampshire PO16 7OH (GB) (74) Representative: Pilch, Adam John Michael, et al  D. YOUNG & CO., 21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)