(19)

(11)

EP 4 507 550 A1

(12)

(43) Date of publication: 19.02.2025 Bulletin 2025/08 (21) Application number: 23789046.2 (22) Date of filing: 17.04.2023

(51) International Patent Classification (IPC):  A47J 45/07(2006.01) A47J 37/10(2006.01) A47J 45/06(2006.01) (52) Cooperative Patent Classification (CPC): A47J 45/071 (86) International application number: PCT/US2023/018807 (87) International publication number: WO 2023/201106 (19.10.2023 Gazette 2023/42)

(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: 15.04.2022 US 202263331642 P (71) Applicants: Meyer Intellectual Properties Limited Kowloon (HK) Cheng, Stanley, Kin, Sui Vallejo, California 94590 (US)	(72) Inventors: CHAN, Hing Fai Vallejo, CA 94590 (US) CHENG, Stanley, Kin Sui Vallejo, CA 94590 (US) (74) Representative: Botti & Ferrari S.p.A.  Via Cappellini, 11 20124 Milano 20124 Milano (IT)