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(11)

EP 4 816 161 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827575.2 (22) Date of filing: 27.11.2024

(51) International Patent Classification (IPC):  B32B 7/027(2019.01) B32B 5/18(2006.01) B32B 27/06(2006.01) B32B 27/18(2006.01) B32B 3/26(2006.01) B32B 7/023(2019.01) B32B 27/08(2006.01) B32B 27/20(2006.01) (52) Cooperative Patent Classification (CPC): B32B 7/023; B32B 7/027; B32B 7/12; B32B 27/08; B32B 3/26; B32B 27/18; B32B 27/20; B32B 27/32; B32B 27/40; B32B 27/36; B32B 27/322; B32B 27/304; B32B 27/34; B32B 27/286; B32B 27/325; B32B 27/308; B32B 2250/03; B32B 2250/04; B32B 2250/05; B32B 2250/24; B32B 2255/10; B32B 2255/205; B32B 2264/1022; B32B 2264/104; B32B 2307/402; B32B 2307/4026; B32B 2307/416; B32B 2307/71; B32B 2307/7376; B32B 2307/30; B32B 2419/00; B32B 27/365; B32B 5/18; B32B 27/065; B32B 2266/025; B32B 2266/0257; B32B 2266/0264; F28F 13/18 (86) International application number: PCT/US2024/057878 (87) International publication number: WO 2025/117836 (05.06.2025 Gazette 2025/23)

(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: 29.11.2023 US 202363604148 P 09.04.2024 US 202463631913 P (71) Applicant: Skycool Systems, Inc. Mountaing View, CA 94043 (US)	(72) Inventors: WISEMAN, Gary H. Menlo Park, California 94025 (US) BOMAN, Lee Belmont, California 94002 (US) GOLDSTEIN, Eli A. Brisbane, California 94005 (US) RAMAN, Aaswath Mountain View, California 94043 (US) (74) Representative: HG Law International LLP  26-28 Bedford Row London WC1R 4HE London WC1R 4HE (GB)