(19)

(11)

EP 3 917 507 A1

(12)

(43) Date of publication: 08.12.2021 Bulletin 2021/49 (21) Application number: 20747957.7 (22) Date of filing: 30.01.2020

(51) International Patent Classification (IPC):  A61K 31/137(2006.01) A61K 31/522(2006.01) A61K 31/352(2006.01) (52) Cooperative Patent Classification (CPC): A61K 31/352; A61K 31/137; A61K 31/522 (86) International application number: PCT/US2020/015963 (87) International publication number: WO 2020/160328 (06.08.2020 Gazette 2020/32)

(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: 31.01.2019 US 201916264440 (71) Applicant: HK Pharma San Clemente, CA 92673 (US)	(72) Inventors: KLEIN, Jeffrey Alan San Clemente, California 92673 (US) KLEIN, Paytra Alan San Clemente, California 92673 (US) (74) Representative: AWA Sweden AB  P.O. Box 5117 200 71 Malmö 200 71 Malmö (SE)