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EP 4 351 664 A1

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(43) Date of publication: 17.04.2024 Bulletin 2024/16 (21) Application number: 21945355.2 (22) Date of filing: 08.12.2021

(51) International Patent Classification (IPC):  A61L 2/00(2006.01) A61L 2/20(2006.01) A61L 9/00(2006.01) A61L 2/14(2006.01) A61L 2/24(2006.01) A61L 9/015(2006.01) (52) Cooperative Patent Classification (CPC): A61L 2202/15; A61L 2202/14; A61L 2202/25; A61L 2/24; A61L 2/20; Y02A 90/10; A61P 31/04; A61P 31/12; A61L 2209/134; A61L 2/208; A61L 2209/11; A61L 2209/211; A61L 9/015; A61L 9/14; A61L 2101/06; A61L 2202/11; A61L 2209/16; A61L 2209/21; F24F 8/20; F24F 3/16; F24F 8/15; F24F 8/117; F24F 2110/10; F24F 2110/20; F24F 2110/50; F24F 11/56; F24F 8/24 (86) International application number: PCT/US2021/062496 (87) International publication number: WO 2022/260702 (15.12.2022 Gazette 2022/50)

(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: 08.06.2021 WO PCT/US2021/036501 (71) Applicant: Chorus, LLC Marlboro, MA 01752 (US)	(72) Inventors: RADER, Richard, S. Wayland, MA 01778 (US) HEATER, Kenneth, J. Delaware, OH 43015 (US) DESABATO, Raymond Southborough, MA 01772 (US) LORCH, Daniel, P. London, OH 43140 (US) LEWIS, Adriane, L. Columbus, OH 43204 (US) WELLS, Timothy N. Manchester, CT 06040 (US) (74) Representative: Pezzoli, Ennio et al c/o Maccalli & Pezzoli S.r.l. Via Settembrini 40 20124 Milano 20124 Milano (IT)