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(11)

EP 4 816 140 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827349.2 (22) Date of filing: 22.11.2024

(51) International Patent Classification (IPC):  B28B 13/02(2006.01) B32B 13/14(2006.01) B65G 13/04(2006.01) B65G 43/10(2006.01) B28B 19/00(2006.01) C04B 28/14(2006.01) B65G 13/07(2006.01) (52) Cooperative Patent Classification (CPC): B28B 19/0092; B28B 13/028; B32B 13/14; B65G 69/04; C04B 2111/0062 (86) International application number: PCT/US2024/056994 (87) International publication number: WO 2025/117346 (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 202363603842 P 05.07.2024 US 202418764918 (71) Applicant: Knauf Gips KG 97346 Iphofen (DE)	(72) Inventors: JONES, Nicholas Stephen Valparaiso, Indiana 46385 (US) EVERSOLE, Leslie Leamon Milton, Pennsylvania 17847 (US) SCHENCK, Ronald Edward Valparaiso, Indiana 46385 (US) (74) Representative: BSB Patentanwälte Schütte & Engelen Partnerschaft mbB  Am Markt 10 59302 Oelde 59302 Oelde (DE)