(19)

(11)

EP 4 035 047 A1

(12)

(43) Date of publication: 03.08.2022 Bulletin 2022/31 (21) Application number: 20786675.7 (22) Date of filing: 23.09.2020

(51) International Patent Classification (IPC):  G06F 21/62(2013.01) G06F 9/50(2006.01) G06F 9/455(2018.01) G06F 16/182(2019.01) (52) Cooperative Patent Classification (CPC): G06F 21/6254; G06F 9/45558; G06F 16/958; G06F 2009/45579 (86) International application number: PCT/US2020/052280 (87) International publication number: WO 2021/061820 (01.04.2021 Gazette 2021/13)

(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: 27.09.2019 US 201916586816 27.09.2019 US 201916586818 27.09.2019 US 201916586825 (71) Applicant: Amazon Technologies, Inc. Seattle, WA 98108-1226 (US)	(72) Inventors: DATTA, Ramyanshu Seattle, Washington 98109-5210 (US) HARRIS, Timothy Lawrence Seattle, Washington 98109-5210 (US) MILLER, Kevin C. Seattle, Washington 98109-5210 (US) (74) Representative: Bosch Jehle Patentanwaltsgesellschaft mbH  Flüggenstraße 13 80639 München 80639 München (DE)