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(11)

EP 4 816 330 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827286.6 (22) Date of filing: 20.11.2024

(51) International Patent Classification (IPC):  C03C 17/00(2006.01) B05B 12/18(2018.01) C03C 17/32(2006.01) B05B 13/02(2006.01) (52) Cooperative Patent Classification (CPC): C03C 17/005; C03C 17/32; B05B 13/0264; B05B 13/0278; B05B 12/18 (86) International application number: PCT/US2024/056597 (87) International publication number: WO 2025/117274 (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 202363603835 P (71) Applicant: Corning Incorporated Corning, New York 14831 (US)	(72) Inventors: MATTSON, Joseph William Painted Post, New York 14870 (US) MILLER, Sean Thomas Elmira, New York 14903 (US) (74) Representative: Elkington and Fife LLP  Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR Sevenoaks, Kent TN13 1XR (GB)