(19)

(11)

EP 3 902 403 A1

(12)

(43) Date of publication: 03.11.2021 Bulletin 2021/44 (21) Application number: 19836853.2 (22) Date of filing: 26.12.2019

(51) International Patent Classification (IPC):  A23D 9/007(2006.01) G01N 21/77(2006.01) C11B 3/00(2006.01) G01N 31/22(2006.01) (52) Cooperative Patent Classification (CPC): C11C 3/00; G01N 31/22; A23D 9/007 (86) International application number: PCT/SG2019/050642 (87) International publication number: WO 2020/139198 (02.07.2020 Gazette 2020/27)

(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: 28.12.2018 SG 10201811775Q (71) Applicant: Camtech Diagnostics Pte Ltd Singapore 159349 (SG)	(72) Inventors: AHMED, Anansa Sasha Shkl Singapore 159555 (SG) HARTONO, Deny Singapore 159555 (SG) KUOK, Meng Han Singapore 159555 (SG) (74) Representative: Gordon, Kirsteen Helen  Marks & Clerk LLP 62-68 Hills Road Cambridge CB2 1LA Cambridge CB2 1LA (GB)