(19)
(11)EP 3 718 267 A1

(12)

(43)Date of publication:
07.10.2020 Bulletin 2020/41

(21)Application number: 18804019.0

(22)Date of filing:  23.11.2018
(51)International Patent Classification (IPC): 
H04L 12/703(2013.01)
H04W 40/02(2009.01)
H04L 12/707(2013.01)
(86)International application number:
PCT/EP2018/082348
(87)International publication number:
WO 2019/105856 (06.06.2019 Gazette  2019/23)
(84)Designated Contracting States:
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
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30)Priority: 30.11.2017 EP 17204721

(71)Applicant: British Telecommunications Public Limited Company
London EC1A 7AJ (GB)

(72)Inventors:
  • CURRY, Thomas
    London EC4V 5BT (GB)
  • HUBERT, Malcolm
    London EC4V 5BT (GB)

(74)Representative: British Telecommunications public limited company Intellectual Property Department 
Ground Floor, Faraday Building 1 Knightrider Street
London EC4V 5BT
London EC4V 5BT (GB)

  


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