(19)

(11)

EP 4 169 352 A1

(12)

(43) Date of publication: 26.04.2023 Bulletin 2023/17 (21) Application number: 21735256.6 (22) Date of filing: 22.06.2021

(51) International Patent Classification (IPC):  H05B 3/28(2006.01) H05B 1/02(2006.01) F24D 13/02(2006.01) (52) Cooperative Patent Classification (CPC): H05B 3/28; H05B 2203/032; H05B 2203/013; F24D 13/024; H05B 1/0277; F24D 19/1096; F24D 2220/2081; Y02B 30/00 (86) International application number: PCT/EP2021/066915 (87) International publication number: WO 2021/259896 (30.12.2021 Gazette 2021/52)

(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: 22.06.2020 US 202063042217 P (71) Applicant: LaminaHeat Holding Ltd. Co. Kildare, Newbridge (IE)	(72) Inventor: SAJIC, Peter Broadstone, Dorset BH18 8BE (GB) (74) Representative: SJW Patentanwälte  Goethestraße 21 80336 München 80336 München (DE)