(19)

(11)

EP 4 087 779 A1

(12)

(43) Date of publication: 16.11.2022 Bulletin 2022/46 (21) Application number: 21708467.2 (22) Date of filing: 01.02.2021

(51) International Patent Classification (IPC):  B64C 27/26(2006.01) B64C 3/56(2006.01) B64C 29/00(2006.01) B64C 27/08(2006.01) (52) Cooperative Patent Classification (CPC): B64C 27/08; B64C 29/0033; B64C 27/26; B64C 3/56; B64C 29/0075; Y02T 50/10 (86) International application number: PCT/US2021/016116 (87) International publication number: WO 2021/155385 (05.08.2021 Gazette 2021/31)

(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: 31.01.2020 US 202062968914 P 08.02.2020 US 202062971958 P (71) Applicant: Neiser, Paul Mountain View, California 94039 (US)	(72) Inventor: Neiser, Paul Mountain View, California 94039 (US) (74) Representative: Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB  Martin-Greif-Strasse 1 80336 München 80336 München (DE)