(19)

(11)

EP 4 185 338 A1

(12)

(43) Date of publication: 31.05.2023 Bulletin 2023/22 (21) Application number: 21749967.2 (22) Date of filing: 14.07.2021

(51) International Patent Classification (IPC):  A61L 2/28(2006.01) (52) Cooperative Patent Classification (CPC): A61L 2/28 (86) International application number: PCT/US2021/041591 (87) International publication number: WO 2022/020153 (27.01.2022 Gazette 2022/04)

(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: 23.07.2020 US 202063055553 P 16.02.2021 US 202163149784 P (71) Applicant: American Sterilizer Company Mentor, OH 44060-1834 (US)	(72) Inventor: BALA, Harry Mentor, OH 44060 (US) (74) Representative: FRKelly  27 Clyde Road Dublin D04 F838 Dublin D04 F838 (IE)