(19)

(11)

EP 3 796 770 A1

(12)

(43) Date of publication: 31.03.2021 Bulletin 2021/13 (21) Application number: 19806585.6 (22) Date of filing: 25.02.2019

(51) International Patent Classification (IPC):  A01C 11/00(2006.01) B64C 39/00(2006.01) A01C 7/08(2006.01) (86) International application number: PCT/US2019/019439 (87) International publication number: WO 2019/226208 (28.11.2019 Gazette 2019/48)

(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: 21.05.2018 US 201815985392 (71) Applicant: Droneseed Co. Seattle, WA 98107 (US)	(72) Inventors: AGHAI, Matthew M. Seattle, WA 98107 (US) CANARY, Grant Seattle, WA 98107 (US) THOMSON, John Seattle, WA 98107 (US) KROB, Robert Alexander Seattle, WA 98107 (US) (74) Representative: Fry, David John  Agile IP LLP Airport House Purley Way Croydon, Surrey CR0 0XZ Croydon, Surrey CR0 0XZ (GB)