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EP 4 333 913 A1

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(43) Date of publication: 13.03.2024 Bulletin 2024/11 (21) Application number: 21942116.1 (22) Date of filing: 20.08.2021

(51) International Patent Classification (IPC):  A61L 15/58(2006.01) A61K 9/70(2006.01) A61F 13/02(2024.01) (52) Cooperative Patent Classification (CPC): A61M 35/00; A61F 13/0233; A61F 13/0253; A61F 13/00063; A61L 31/06; A61L 31/16; A61L 31/145   C-Sets: A61L 31/06, C08L 71/02; A61L 31/06, C08L 39/06; (86) International application number: PCT/US2021/046940 (87) International publication number: WO 2022/240431 (17.11.2022 Gazette 2022/46)

(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: 08.05.2021 US 202163186079 P (71) Applicant: Nexgel, Inc. Langhorne, Pennsylvania 19047 (US)	(72) Inventors: FLUDER, Alyce Hamilton Square, New Jersey 08690 (US) ROBB, Gregory Lawrenceville, New Jersey 08648 (US) LEVY, Adam Rumson, New Jersey 07760 (US) BANCO, Stephen Wyomissing, Pennsylvania 19610 (US) (74) Representative: AWA Denmark A/S  Strandgade 56 1401 Copenhagen K 1401 Copenhagen K (DK)