| (84) |
Designated Contracting States: |
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DE FR GB |
| (30) |
Priority: |
29.10.1999 US 431566
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| (43) |
Date of publication of application: |
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02.05.2001 Bulletin 2001/18 |
| (73) |
Proprietor: Nortel Networks Limited |
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St.Laurent, Quebec H4S 2A9 (CA) |
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| (72) |
Inventors: |
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- Clarkson, Laurence Wayne
Wake Forest,
North Carolina 27587 (US)
- Lanning, Jeffrey Dean
Gary,
North Carolina 27511 (US)
- Metts, Melissa Anne
Raleigh,
North Carolina 27615 (US)
- Gao, Xiaofeng
Alpharetts,
Georgia 30022 (US)
|
| (74) |
Representative: Mackenzie, Andrew Bryan et al |
|
Marks & Clerk
45 Grosvenor Road St. Albans, Hertfordshire AL1 3AW St. Albans, Hertfordshire AL1 3AW (GB) |
| (56) |
References cited: :
WO-A-98/59486 US-A- 5 732 216
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US-A- 5 652 785 US-A- 5 883 940
|
|
| |
|
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- FISCHELL D R ET AL: "INTERACTIVE VOICE TECHNOLOGY APPLICATIONS" AT & T TECHNICAL JOURNAL,
AMERICAN TELEPHONE AND TELEGRAPH CO. NEW YORK, US, vol. 69, no. 5, 1 September 1990
(1990-09-01), pages 61-76, XP000224080 ISSN: 8756-2324
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