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EP 4 823 340 A1

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(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24905060.0 (22) Date of filing: 15.12.2024

(51) International Patent Classification (IPC):  A21B 3/07(2006.01) A47J 45/10(2006.01) A47J 43/28(2006.01) A21C 15/00(2006.01) (52) Cooperative Patent Classification (CPC): A21B 3/07; A21B 3/003; A47J 43/288; A47J 37/0658; A21C 11/006; A21C 9/08; A21C 9/04 (86) International application number: PCT/US2024/060269 (87) International publication number: WO 2025/129159 (19.06.2025 Gazette 2025/25)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 14.12.2023 US 202363610391 P 29.01.2024 US 202463626101 P 06.03.2024 US 202463562204 P 15.08.2024 US 202463683537 P (71) Applicant: Lavafire Technologies, LLC Valencia, California 91354 (US)

(72) Inventors: BURROWS, Bruce, D. Valencia, California 91354 (US) OHNEMUS, Randall, E. Ventura, California 93003 (US) (74) Representative: Fry, David John  Agile IP LLP Airport House Purley Way Croydon, Greater London CR0 0XZ Croydon, Greater London CR0 0XZ (GB)