(19)

(11)

EP 4 085 477 A1

(12)

(43) Date of publication: 09.11.2022 Bulletin 2022/45 (21) Application number: 21827638.4 (22) Date of filing: 09.12.2021

(51) International Patent Classification (IPC):  H01J 49/06(2006.01) (52) Cooperative Patent Classification (CPC): H01J 49/06 (86) International application number: PCT/GB2021/053221 (87) International publication number: WO 2022/123251 (16.06.2022 Gazette 2022/24)

(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: 11.12.2020 GB 202019596 (71) Applicant: Ascend Diagnostics Limited Nelson Street Manchester Greater Manchester M13 9NQ (GB)

(72) Inventors: PANTALEI, Simone Manchester Greater Manchester M13 9NQ (GB) ALLISON, John Mark Manchester Greater Manchester M13 9NQ (GB) VLADIMIROVNA KALININA, Diana Manchester Greater Manchester M13 9NQ (GB) GWEN-HAM HO, Alex Manchester Greater Manchester M13 9NQ (GB) PURSEHOUSE, James Manchester Greater Manchester M13 9NQ (GB) (74) Representative: Appleyard Lees IP LLP  15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)