(19)

(11)

EP 3 948 081 A1

(12)

(43) Date of publication: 09.02.2022 Bulletin 2022/06 (21) Application number: 20744107.2 (22) Date of filing: 19.06.2020

(51) International Patent Classification (IPC):  F23N 3/00(2006.01) F23N 5/00(2006.01) (52) Cooperative Patent Classification (CPC): F23L 3/00; F23N 2237/02; F23N 3/002; F23N 5/006; F23N 2223/40 (86) International application number: PCT/IB2020/055823 (87) International publication number: WO 2020/255092 (24.12.2020 Gazette 2020/52)

(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: 21.06.2019 US 201962864997 P (71) Applicant: OnPoint Technologies, LLC Wichita KS 67220 (US)	(72) Inventors: CARROLL, Chad Wichita, Kansas 67220 (US) KORB, Thomas Wichita, Kansas 67220 (US) MORGAN, Ryan Wichita, Kansas 67220 (US) VACCARI, Mark Wichita, Kansas 67220 (US) (74) Representative: Thompson, Andrew John  Withers & Rogers LLP 2 London Bridge London SE1 9RA London SE1 9RA (GB)