(19)

(11)

EP 4 771 637 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24772848.8 (22) Date of filing: 29.08.2024

(51) International Patent Classification (IPC):  G16H 20/30(2018.01) G16H 50/50(2018.01) (52) Cooperative Patent Classification (CPC): G16H 20/30; G16H 50/50 (86) International application number: PCT/US2024/044519 (87) International publication number: WO 2025/049808 (06.03.2025 Gazette 2025/10)

(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: GE KH MA MD TN (30) Priority: 31.08.2023 US 202363536022 P 28.08.2024 US 202418818404 (71) Applicant: Align Technology, Inc. San Jose, CA 95134 (US)	(72) Inventors: MORTON, John Y. San Jose, California 95134 (US) CRAMER, Christopher E. San Jose, California 95134 (US) BROWN, Chad Clayton San Jose, California 95134 (US) KOPELMAN, Avi San Jose, California 95134 (US) (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)