(19)

(11)

EP 3 818 323 A1

(12)

(43) Date of publication: 12.05.2021 Bulletin 2021/19 (21) Application number: 19830612.8 (22) Date of filing: 02.07.2019

(51) International Patent Classification (IPC):  F42B 5/30(2006.01) F42C 19/10(2006.01) F42C 19/08(2006.01) (86) International application number: PCT/US2019/040329 (87) International publication number: WO 2020/010100 (09.01.2020 Gazette 2020/02)

(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: 06.07.2018 US 201862694868 P (71) Applicant: True Velocity IP Holdings, LLC Garland, TX 75042 (US)	(72) Inventors: BURROW, Lonnie Carron, TX 75007 (US) OVERTON, Christopher William Wylie, TX 75098 (US) (74) Representative: Sonn & Partner Patentanwälte  Riemergasse 14 1010 Wien 1010 Wien (AT)