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(11)

EP 4 284 379 A1

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(43) Date of publication: 06.12.2023 Bulletin 2023/49 (21) Application number: 21923539.7 (22) Date of filing: 14.04.2021

(51) International Patent Classification (IPC):  A61K 31/52(2006.01) A61K 45/00(2006.01) A61P 25/00(2006.01) A61K 31/70(2006.01) A61P 1/16(2006.01) (52) Cooperative Patent Classification (CPC): A61P 25/00; A61P 1/16; A61K 33/00 (86) International application number: PCT/US2021/027270 (87) International publication number: WO 2022/164466 (04.08.2022 Gazette 2022/31)

(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: 29.01.2021 US 202163143370 P (71) Applicant: Sintx Technologies, Inc. Salt Lake City, UT 84119 (US)	(72) Inventors: MCENTIRE, Bryan J. Salt Lake City, Utah 84119 (US) BAL, Bhajanjit Singh Salt Lake City, Utah 84119 (US) BOCK, Ryan M. Salt Lake City, Utah 84119 (US) (74) Representative: Greaves Brewster LLP  Copa House Station Road Cheddar, Somerset BS27 3AH Cheddar, Somerset BS27 3AH (GB)