(19)

(11)

EP 3 963 132 A1

(12)

(43) Date of publication: 09.03.2022 Bulletin 2022/10 (21) Application number: 20798947.6 (22) Date of filing: 27.04.2020

(51) International Patent Classification (IPC):  D06M 13/342(2006.01) D06M 13/463(2006.01) A01N 33/12(2006.01) D06M 13/513(2006.01) (52) Cooperative Patent Classification (CPC): D06M 13/342; D06M 13/513; D06M 13/5135; D06M 13/517; D06M 16/00; D06M 2200/50 (86) International application number: PCT/US2020/030047 (87) International publication number: WO 2020/223149 (05.11.2020 Gazette 2020/45)

(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: 30.04.2019 US 201962840767 P 24.04.2020 US 202016857827 (71) Applicant: MICROBAN PRODUCTS COMPANY Huntersville, NC 28078 (US)	(72) Inventors: LI, Siqi Charlotte, NC 28262 (US) AYLWARD, Brian, Patrick Concord, NC 28027 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)