(19)

(11)

EP 4 483 378 A1

(12)

(43) Date of publication: 01.01.2025 Bulletin 2025/01 (21) Application number: 23712122.3 (22) Date of filing: 22.02.2023

(51) International Patent Classification (IPC):  G16H 20/40(2018.01) G16H 50/50(2018.01) G16H 50/20(2018.01) A61C 7/36(2006.01) (52) Cooperative Patent Classification (CPC): G16H 20/40; G16H 50/50; G16H 50/20; A61C 7/002 (86) International application number: PCT/US2023/013642 (87) International publication number: WO 2023/164007 (31.08.2023 Gazette 2023/35)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 23.02.2022 US 202263313145 P 10.02.2023 US 202318167794 10.02.2023 US 202318167797 (71) Applicant: Align Technology, Inc. San Jose, CA 95134 (US)	(72) Inventors: LOBSIGER, Janik 8231 Schaffhausen (CH) THOMASZEWSKI, Bernhard Steffen 8053 Zürich (CH) PETER, Daniel Michel 8635 Dürnten (CH) HUBER, Niko Benjamin 6300 Zug (CH) (74) Representative: Hancox, Jonathan Christopher et al Venner Shipley LLP Windsor House 6-10 Mount Ephraim Road Tunbridge Wells, Kent TN1 1EE Tunbridge Wells, Kent TN1 1EE (GB)