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EP 4 817 216 A2

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(88) Date of publication A3: 13.11.2025 (43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 25722059.0 (22) Date of filing: 04.04.2025

(51) International Patent Classification (IPC):  H04L 1/1607(2023.01) H04L 1/1867(2023.01) H04L 1/1829(2023.01) (52) Cooperative Patent Classification (CPC): H04L 1/1685; H04L 1/1848; H04L 1/188; H04L 1/1864; H04L 1/1896 (86) International application number: PCT/US2025/023249 (87) International publication number: WO 2025/213087 (09.10.2025 Gazette 2025/41)

(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 LA MA MD TN (30) Priority: 04.04.2024 US 202463574432 P (71) Applicant: Ofinno, LLC Reston, VA 20190 (US)

(72) Inventors: TSAI, Hsin-Hsi Reston, Virginia 20190 (US) JEON, Hyoungsuk Reston, Virginia 20190 (US) DINAN, Esmael Hejazi Reston, Virginia 20190 (US) CHUN, SungDuck Reston, Virginia 20190 (US) PARK, Kyungmin RESTON, Virginia 20190 (US) KIM, Taehun Reston, Virginia 20190 (US) XU, Jian Reston, Virginia 20190 (US) KHOSHKHOLGH DASHTAKI, Mohammad Ghadir Reston, Virginia 20190 (US) (74) Representative: Westphal, Mussgnug & Partner, Patentanwälte mbB  Werinherstraße 79 81541 München 81541 München (DE)