| Designated contracting states Tooltip | 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 | | MK | | MT | | NL | | NO | | PL | | PT | | RO | | RS | | SE | | SI | | SK | | SM | | TR | | Validation states | KH | | MA | | MD | | TN | | Examination procedure | 18.02.2026 | Receipt of the translation of the claim(s) | Entry into regional phase | 17.06.2022 | National basic fee paid | | 17.06.2022 | Search fee paid | | 17.06.2022 | Designation fee(s) paid | | 17.06.2022 | Examination fee paid | | Fees paid | Renewal fee | 09.12.2022 | Renewal fee patent year 03 | 12.12.2023 | Renewal fee patent year 04 | 11.12.2024 | Renewal fee patent year 05 | 10.12.2025 | Renewal fee patent year 06 | European patent granted | 25.03.2026 | INPADOC data Tooltip | The EPO does not accept any responsibility for the accuracy of legal status data relating to the post-grant phase, including but not limited to their completeness and fitness for specific purposes, nor can it guarantee that such data are up to date. For authoritative information, please refer to the relevant national patent authority. | Event date: | 25.06.2021 | | Event description: | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | Free Format Text: | STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE | | Event date: | 23.09.2022 | | Event description: | PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE | Free Format Text: | ORIGINAL CODE: 0009012 | | Event date: | 23.09.2022 | | Event description: | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | Free Format Text: | STATUS: REQUEST FOR EXAMINATION WAS MADE | | Event date: | 26.10.2022 | | Event description: | REQUEST FOR EXAMINATION FILED | Effective DATE: | 20220617 | | Event date: | 26.10.2022 | | Event description: | DESIGNATED CONTRACTING STATES | Kind Code of Ref Document: | A1 | Designated State(s): | 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 MK MT NL NO PL PT RO RS SE SI SK SM TR | | Event date: | 29.03.2023 | | Event description: | REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED) | | Event date: | 29.03.2023 | | Event description: | REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED) | | Event date: | 27.12.2023 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | B32B 17/06 20060101AFI20231120BHEP | | Event date: | 27.12.2023 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | C03C 27/06 20060101ALI20231120BHEP | | Event date: | 27.12.2023 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | E06B 3/663 20060101ALI20231120BHEP | | Event date: | 27.12.2023 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | B60J 1/00 20060101ALI20231120BHEP | | Event date: | 27.12.2023 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | E06B 3/673 20060101ALI20231120BHEP | | Event date: | 28.02.2024 | | Event description: | INFORMATION ON INVENTOR PROVIDED BEFORE GRANT (CORRECTED) | INVENTOR: | CHOI, JAE-YOUNG | | Event date: | 28.02.2024 | | Event description: | INFORMATION ON INVENTOR PROVIDED BEFORE GRANT (CORRECTED) | INVENTOR: | KIM, JOON HOI | | Event date: | 28.02.2024 | | Event description: | INFORMATION ON INVENTOR PROVIDED BEFORE GRANT (CORRECTED) | INVENTOR: | SONG, JIN-WOOK | | Event date: | 29.05.2024 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | B32B 17/06 20060101AFI20240419BHEP | | Event date: | 29.05.2024 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | C03C 27/06 20060101ALI20240419BHEP | | Event date: | 29.05.2024 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | E06B 3/663 20060101ALI20240419BHEP | | Event date: | 29.05.2024 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | B60J 1/00 20060101ALI20240419BHEP | | Event date: | 29.05.2024 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | E06B 3/673 20060101ALI20240419BHEP | | Event date: | 29.05.2024 | | Event description: | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | IPC CLASSIFICATION: | E06B 3/66 20060101ALI20240419BHEP | | Event date: | 29.05.2024 | | Event description: | SUPPLEMENTARY SEARCH REPORT DRAWN UP AND DESPATCHED | Effective DATE: | 20240425 | | Event date: | 13.03.2025 | | Event description: | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | Free Format Text: | STATUS: EXAMINATION IS IN PROGRESS | | Event date: | 16.04.2025 | | Event description: | FIRST EXAMINATION REPORT DESPATCHED | Effective DATE: | 20250312 | | Event date: | 22.10.2025 | | Event description: | INFORMATION ON INVENTOR PROVIDED BEFORE GRANT (CORRECTED) | INVENTOR: | CHOI, JAE-YOUNG | | Event date: | 22.10.2025 | | Event description: | INFORMATION ON INVENTOR PROVIDED BEFORE GRANT (CORRECTED) | INVENTOR: | KIM, JOON HOI | | Event date: | 22.10.2025 | | Event description: | INFORMATION ON INVENTOR PROVIDED BEFORE GRANT (CORRECTED) | INVENTOR: | SONG, JIN-WOOK | | Event date: | 23.10.2025 | | Event description: | DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT | Free Format Text: | ORIGINAL CODE: EPIDOSNIGR1 | | Event date: | 23.10.2025 | | Event description: | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | Free Format Text: | STATUS: GRANT OF PATENT IS INTENDED | | Event date: | 26.11.2025 | | Event description: | INTENTION TO GRANT ANNOUNCED | Effective DATE: | 20251023 | | Event date: | 19.02.2026 | | Event description: | GRANT FEE PAID | Free Format Text: | ORIGINAL CODE: EPIDOSNIGR3 | | Event date: | 20.02.2026 | | Event description: | (EXPECTED) GRANT | Free Format Text: | ORIGINAL CODE: 0009210 | | Event date: | 20.02.2026 | | Event description: | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | Free Format Text: | STATUS: THE PATENT HAS BEEN GRANTED | | Event date: | 25.03.2026 | | Event description: | DESIGNATED CONTRACTING STATES | Kind Code of Ref Document: | B1 | Designated State(s): | 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 MK MT NL NO PL PT RO RS SE SI SK SM TR | | Event date: | 25.03.2026 | | Event description: | REFERENCE TO A NATIONAL CODE | Event code: | REG CH F10 | Code Expl.: | +IP RIGHT GRANTED | Free Format Text: | ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE) | Effective DATE: | 20260325 | | Event date: | 25.03.2026 | | Event description: | REFERENCE TO A NATIONAL CODE | Event code: | REG GB FG4D | Code Expl.: | +EUROPEAN PATENT GRANTED | |