(19)

(11)

EP 4 132 597 A1

(12)

(43) Date of publication: 15.02.2023 Bulletin 2023/07 (21) Application number: 21784799.5 (22) Date of filing: 08.04.2021

(51) International Patent Classification (IPC):  A61L 9/18(1980.01) A61L 2/12(1980.01) A61L 2/08(1980.01) (52) Cooperative Patent Classification (CPC): A61L 2/08; A61L 2/24; A61L 2202/11; A61L 2202/25 (86) International application number: PCT/US2021/026431 (87) International publication number: WO 2021/207527 (14.10.2021 Gazette 2021/41)

(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: 08.04.2020 US 202063007358 P 07.04.2021 US 202117224977 (71) Applicant: Rearden, LLC Mountain View, CA 94041 (US)	(72) Inventors: PERLMAN, Stephen G. Mountain View, California 94041 (US) FORENZA, Antonio Mountain View, California 94041 (US) HEATH, Robert W. Mountain View, California 94041 (US) SAIBI, Fadi Mountain View, California 94041 (US) CHEPONIS, Michael Mountain View, California 94041 (US) (74) Representative: WP Thompson  8th Floor 1 Mann Island Liverpool L3 1BP Liverpool L3 1BP (GB)