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EP4248556
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EP About this file: EP4248556
| EP4248556 - FLYBACK CONVERTER SYSTEMS AND METHODS [Right-click to bookmark this link] | Status | Request for examination was made Status updated on 25.08.2023 Database last updated on 06.11.2024 | |
| Former | The international publication has been made Status updated on 27.05.2022 | Most recent event Tooltip | 05.10.2024 | New entry: Renewal fee paid | Applicant(s) | For all designated states OneSubsea IP UK Limited 100 New Bridge Street London EC4V 6JA / GB | For:IS
Onesubsea LLC Corporation Trust Center 1209 Orange Street Wilmington, DE 19801 / US | [2023/39] | Inventor(s) | 01 /
KUNOW, Peter 15938 Drahnsdorf / DE | 02 /
PHIELIPEIT-SPIESS, Volker 29227 Celle / DE | [2023/39] | Representative(s) | Schlumberger Intellectual Property Department Parkstraat 83 2514 JG Den Haag / NL | [2023/39] | Application number, filing date | 21895664.7 | 19.11.2021 | [2023/39] | WO2021US60076 | Priority number, date | US202063198869P | 19.11.2020 Original published format: US 202063198869 P | [2023/39] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2022109260 | Date: | 27.05.2022 | Language: | EN | [2022/21] | Type: | A1 Application with search report | No.: | EP4248556 | Date: | 27.09.2023 | Language: | EN | The application published by WIPO in one of the EPO official languages on 27.05.2022 takes the place of the publication of the European patent application. | [2023/39] | Search report(s) | International search report - published on: | KR | 27.05.2022 | (Supplementary) European search report - dispatched on: | EP | 04.09.2024 | Classification | IPC: | H02M3/335, H02M3/00, H01F3/14, H01F30/16, H02M1/00, H02M1/34 | [2024/40] | CPC: |
H01F3/14 (EP);
H02M1/0064 (EP,US);
H01F30/16 (EP);
H02M1/342 (EP);
H02M3/003 (EP);
H02M3/335 (EP);
H02M3/33523 (US)
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| Former IPC [2023/39] | H02M3/335, H01F3/14, E21B41/00 | 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 [2023/39] | Title | German: | SPERRWANDLERSYSTEME UND -VERFAHREN | [2023/39] | English: | FLYBACK CONVERTER SYSTEMS AND METHODS | [2023/39] | French: | SYSTÈMES ET PROCÉDÉS DE CONVERTISSEUR INDIRECT | [2023/39] | Entry into regional phase | 20.05.2023 | National basic fee paid | 20.05.2023 | Search fee paid | 20.05.2023 | Designation fee(s) paid | 20.05.2023 | Examination fee paid | Examination procedure | 20.05.2023 | Examination requested [2023/39] | 04.12.2023 | Amendment by applicant (claims and/or description) | Fees paid | Renewal fee | 29.09.2023 | Renewal fee patent year 03 | 04.10.2024 | Renewal fee patent year 04 |
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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 | [XI]US2017070152 (LIU YEN-MING [TW]); | International search | [Y]US5506764 (HON CHAU H [HK], et al); | [A]JP2012023881 (YOKOGAWA ELECTRIC CORP); | [A]US2018294734 (SONG HAIBIN [CN], et al); | [XY]US2018358902 (DUVNJAK RAJKO [CA]); | [Y]WO2020219116 (POWER INTEGRATIONS INC [US]) |