(19)

(11)

EP 4 561 502 A1

(12)

(43) Date of publication: 04.06.2025 Bulletin 2025/23 (21) Application number: 23758113.7 (22) Date of filing: 29.07.2023

(51) International Patent Classification (IPC):  A61F 2/30(2006.01) A61F 2/38(2006.01) (52) Cooperative Patent Classification (CPC): A61F 2/389; A61F 2/3859; A61F 2/30734; A61F 2/30767; A61F 2002/30604; A61F 2002/30553; A61F 2002/30878; A61F 2002/30507; A61F 2002/30225; A61F 2002/30329; A61F 2002/30331; A61F 2002/30354; A61F 2002/30364; A61F 2002/30383; A61F 2002/30401; A61F 2002/30428; A61F 2002/30537; A61F 2002/30538; A61F 2002/3054; A61F 2002/30616; A61F 2002/3069; A61F 2002/30884 (86) International application number: PCT/US2023/029050 (87) International publication number: WO 2024/030350 (08.02.2024 Gazette 2024/06)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 30.07.2022 US 202217877916 30.07.2022 US 202217877917 (71) Applicant: Nguyen Partnership LLLP Windermere FL 34786 (US)	(72) Inventors: NGUYEN, Vuong, Binh Windermere, FL 34786 (US) RYNEARSON, Andrew Winter Springs, FL 32708 (US) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)