(19)
(11)
EP 0 992 144 A1
(12)
(43)
Date of publication:
12.04.2000
Bulletin 2000/15
(21)
Application number:
98930953.9
(22)
Date of filing:
26.06.1998
(51)
International Patent Classification (IPC)
7
:
H04L
29/06
,
H04Q
11/04
,
G06F
13/12
(86)
International application number:
PCT/GB9801/871
(87)
International publication number:
WO 9900/959
(
07.01.1999
Gazette 1999/01)
(84)
Designated Contracting States:
DE FR GB
(30)
Priority:
26.06.1997
GB 9713539
(71)
Applicant:
MADGE NETWORKS LIMITED
Buckinghamshire HP8 4AH (GB)
(72)
Inventors:
WILLIS, Trevor, Edward
Bucks HP22 6HG (GB)
BENHAM, Simon
Berkshire RG12 2NA (GB)
ASTON, Christopher
Bucks HP13 6JR (GB)
(74)
Representative:
Jennings, Guy Kenneth et al
GILL JENNINGS & EVERY,Broadgate House,7 Eldon Street
London EC2M 7LH
London EC2M 7LH (GB)
(54)
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