| (84) |
Designated Contracting States: |
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AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO RS SE SI SK SM TR |
| (30) |
Priority: |
29.12.2011 EP 11250950 24.02.2012 EP 12250040 24.02.2012 EP 12250041 24.02.2012 EP 12250042
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| (43) |
Date of publication of application: |
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05.11.2014 Bulletin 2014/45 |
| (73) |
Proprietor: British Telecommunications public limited company |
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London E1 8EE (GB) |
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| (72) |
Inventors: |
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- SPAVEN, Daniel, Charles
London EC1A 7AJ (GB)
- MCKEE, Paul, Francis
London EC1A 7AJ (GB)
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| (74) |
Representative: British Telecommunications public limited company
Intellectual Property Department |
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9th Floor
One Braham
Braham Street London E1 8EE London E1 8EE (GB) |
| (56) |
References cited: :
WO-A1-97/37310 US-A- 5 822 535
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WO-A2-2011/036663 US-A1- 2011 082 803
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