(19)

(11)

EP 4 208 389 A1

(12)

(43) Date of publication: 12.07.2023 Bulletin 2023/28 (21) Application number: 21750760.7 (22) Date of filing: 03.02.2021

(51) International Patent Classification (IPC):  B64D 11/06(2006.01) (52) Cooperative Patent Classification (CPC): B64D 11/0602; B64D 11/0641; B64D 11/0601; B64D 11/0612; B64D 11/0606; B64D 11/0626; B64D 11/0646; B64D 11/0696; B64D 2013/003; B64D 13/00 (86) International application number: PCT/US2021/016293 (87) International publication number: WO 2021/158585 (12.08.2021 Gazette 2021/32)

(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 (30) Priority: 08.02.2020 US 202062971946 P 22.04.2020 US 202016855181 21.05.2020 US 202063028004 P 27.05.2020 US 202016884479 26.06.2020 US 202063044598 P 11.07.2020 US 202016926685 (71) Applicant: Rajasinham, Arjuna, Indraeswaran Galway (IE)	(72) Inventor: Rajasinham, Arjuna, Indraeswaran Galway (IE)