(19)

(11)

EP 3 759 510 A1

(12)

(43) Date of publication: 06.01.2021 Bulletin 2021/01 (21) Application number: 19776168.7 (22) Date of filing: 27.03.2019

(51) International Patent Classification (IPC):  G01S 5/02(2010.01) G01S 1/02(2010.01) G01S 3/02(2006.01) G01S 5/06(2006.01) G01S 1/04(2006.01) G01S 3/04(2006.01) (86) International application number: PCT/US2019/024415 (87) International publication number: WO 2019/191318 (03.10.2019 Gazette 2019/40)

(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: 27.03.2018 US 201862648883 P 05.04.2018 US 201862653450 P 18.10.2018 US 201816164724 (71) Applicant: PoLTE Corporation Richardson TX 75081 (US)	(72) Inventors: MARKHOVSKY, Felix Richardson, TX 75081 (US) PREVATT, Truman Richardson, TX 75081 (US) MARKHOVSKY, Russ Richardson, TX 75081 (US) BUYNAK, Michael John Richardson, TX 75081 (US) (74) Representative: Small, Gary James  Carpmaels & Ransford LLP One Southampton Row London WC1B 5HA London WC1B 5HA (GB)