(19)
(11) EP 4 004 571 A1

(12)

(43) Date of publication:
01.06.2022 Bulletin 2022/22

(21) Application number: 19749985.8

(22) Date of filing: 24.07.2019
(51) International Patent Classification (IPC): 
G01R 31/3835(2019.01)
(52) Cooperative Patent Classification (CPC):
G01R 31/3835
(86) International application number:
PCT/US2019/043222
(87) International publication number:
WO 2021/015756 (28.01.2021 Gazette 2021/04)
(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

(71) Applicant: LifeScan IP Holdings, LLC
Malvern, PA 19355 (US)

(72) Inventors:
  • ELDER, David
    Inverness IV2 3ED (GB)
  • GUTHRIE, Brian
    Inverness IV2 3ED (GB)
  • HAMER, Malcolm
    Inverness IV2 3ED (GB)

(74) Representative: Carpmaels & Ransford LLP 
One Southampton Row
London WC1B 5HA
London WC1B 5HA (GB)

   


(54) PORTABLE TEST METER WITH BACKLIGHT BATTERY DEPLETION MONITORING