(19)

(11)

EP 4 268 056 A1

(12)

(43) Date of publication: 01.11.2023 Bulletin 2023/44 (21) Application number: 21840354.1 (22) Date of filing: 14.12.2021

(51) International Patent Classification (IPC):  G06F 3/01(2006.01) G06F 3/04815(2022.01) G02B 27/01(2006.01) G06F 3/04886(2022.01) (52) Cooperative Patent Classification (CPC): G06F 3/011; G06F 3/017; G06F 3/04815; H04L 51/04; H04L 51/216 (86) International application number: PCT/US2021/063307 (87) International publication number: WO 2022/140113 (30.06.2022 Gazette 2022/26)

(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: 22.12.2020 US 202063129235 P 24.08.2021 US 202117445772 (71) Applicant: Snap Inc. Santa Monica, CA 90405 (US)	(72) Inventors: GOODRICH, Kyle Santa Monica, California 90405 (US) MCPHEE, Andrew, James Santa Monica, California 90405 (US) MORENO, Daniel Santa Monica, California 90405 (US) (74) Representative: Kramer, Dani et al Mathys & Squire The Shard 32 London Bridge Street London SE1 9SG London SE1 9SG (GB)