(19)

(11)

EP 4 069 021 A1

(12)

(43) Date of publication: 12.10.2022 Bulletin 2022/41 (21) Application number: 20896419.7 (22) Date of filing: 04.12.2020

(51) International Patent Classification (IPC):  A24F 40/42(2020.01) A61M 15/06(2006.01) A24F 47/00(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/42; A61M 2205/584; A61M 2205/8206; A61M 2202/0468; A61M 15/06; A61M 11/042; A61M 2205/8237; A61M 2205/0238; A61M 2205/7536; A61M 2209/06; A61M 15/0028; A61M 2205/7527; A61M 15/0021; A61M 2205/3653; A61M 2205/121; A61M 2205/123; A61M 2205/125; A24F 40/10; A24F 40/485 (86) International application number: PCT/SG2020/050719 (87) International publication number: WO 2021/112769 (10.06.2021 Gazette 2021/23)

(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: 06.12.2019 SG 10201911801Y (71) Applicant: YSQ INTERNATIONAL PTE. LTD. 149598 Singapore (SG)	(72) Inventor: KIEW, Yong Seang Singapore 149598 (SG) (74) Representative: Viering, Jentschura & Partner mbB Patent- und Rechtsanwälte  Am Brauhaus 8 01099 Dresden 01099 Dresden (DE)