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EP4202918
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EP About this file: EP4202918
| EP4202918 - ACTIVE NOISE REDUCTION METHOD FOR RAIL TRANSIT VEHICLE AND CAB [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 08.08.2024 Database last updated on 09.09.2024 | |
| Former | Request for examination was made Status updated on 26.05.2023 | ||
| Former | The international publication has been made Status updated on 25.02.2022 | Most recent event Tooltip | 08.08.2024 | Withdrawal of application | published on 11.09.2024 [2024/37] | Applicant(s) | For all designated states CRRC Zhuzhou Locomotive Co., Ltd. Tianxin High-Tech Park Shifeng District Zhuzhou, Hunan 412001 / CN | [2023/26] | Inventor(s) | 01 /
JIANG, Zhongcheng Zhuzhou, Hunan 412001 / CN | 02 /
WANG, Xianfeng Zhuzhou, Hunan 412001 / CN | 03 /
LIU, Xiaobo Zhuzhou, Hunan 412001 / CN | 04 /
LI, Dengke Zhuzhou, Hunan 412001 / CN | 05 /
ZHANG, Jun Zhuzhou, Hunan 412001 / CN | 06 /
GUO, Bingbin Zhuzhou, Hunan 412001 / CN | 07 /
HE, Huiyong Zhuzhou, Hunan 412001 / CN | 08 /
LI, Wang Zhuzhou, Hunan 412001 / CN | [2023/26] | Representative(s) | Ran, Handong, et al Maucher Jenkins Seventh Floor Offices Artillery House 11-19 Artillery Row London SW1P 1RT / GB | [2023/26] | Application number, filing date | 21857403.6 | 09.07.2021 | [2023/26] | WO2021CN105377 | Priority number, date | CN202010851986 | 21.08.2020 Original published format: CN202010851986 | [2023/26] | Filing language | ZH | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2022037308 | Date: | 24.02.2022 | Language: | ZH | [2022/08] | Type: | A1 Application with search report | No.: | EP4202918 | Date: | 28.06.2023 | Language: | EN | [2023/26] | Search report(s) | International search report - published on: | CN | 24.02.2022 | (Supplementary) European search report - dispatched on: | EP | 15.01.2024 | Classification | IPC: | G10K11/178, B61C17/04 | [2024/07] | CPC: |
B61C17/04 (EP,CN);
G10K11/1781 (CN);
G10K11/178 (CN);
G10K11/17815 (EP);
G10K11/17821 (EP);
G10K11/17823 (EP,CN);
G10K11/17825 (CN);
G10K11/17857 (CN);
G10K11/17879 (EP);
G10K2210/1082 (EP);
G10K2210/1283 (EP,CN);
G10K2210/3025 (CN);
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| Former IPC [2023/26] | G10K11/16, G10K11/178, B61C17/04 | 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, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2023/26] | Title | German: | AKTIVES GERÄUSCHUNTERDRÜCKUNGSVERFAHREN FÜR EIN SCHIENENTRANSPORTFAHRZEUG UND KABINE | [2023/26] | English: | ACTIVE NOISE REDUCTION METHOD FOR RAIL TRANSIT VEHICLE AND CAB | [2023/26] | French: | PROCÉDÉ DE RÉDUCTION ACTIVE DU BRUIT POUR VÉHICULE DE TRANSPORT FERROVIAIRE ET CABINE | [2023/26] | Entry into regional phase | 21.03.2023 | Translation filed | 21.03.2023 | National basic fee paid | 21.03.2023 | Search fee paid | 21.03.2023 | Designation fee(s) paid | 21.03.2023 | Examination fee paid | Examination procedure | 21.03.2023 | Examination requested [2023/26] | 07.08.2024 | Application withdrawn by applicant [2024/37] | Fees paid | Renewal fee | 21.03.2023 | Renewal fee patent year 03 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]US5917919 (ROSENTHAL FELIX [US]) [A] 1-10 * abstract * * column 4, lines 10-37 * * column 7, lines 5-63 * * column 11, lines 55-60 * * column 13, lines 29-40 *; | [A]US2010124341 (KANO HIROYUKI [JP]) [A] 1-10 * abstract ** paragraphs [0011] - [0013] *; | [A]US8600069 (LEE MING-RAN [US], et al) [A] 1-10 * abstract * * column 4, lines 22-51 *; | [A]CN107274878 (XING YOUSHENG) [A] 1-10 * abstract * * paragraphs [0008] , [0039] , [0049] - [0061] - [0079] *; | [A]US10339912 (CAI TINGLI [US], et al) [A] 1-10 * abstract * * column 7, lines 39-55 * |