EP3214719 - SYSTEM AND METHOD FOR CONTROLLING DC LINK VOLTAGE OF A POWER CONVERTER FOR DOUBLY-FED INDUCTION GENERATORS [Right-click to bookmark this link] | Status | Patent revoked Status updated on 03.09.2021 Database last updated on 22.05.2024 | |
Former | The patent has been granted Status updated on 21.12.2018 | ||
Former | Grant of patent is intended Status updated on 30.08.2018 | ||
Former | Request for examination was made Status updated on 09.03.2018 | ||
Former | The application has been published Status updated on 04.08.2017 | Most recent event Tooltip | 08.07.2022 | Lapse of the patent in a contracting state New state(s): MK | published on 10.08.2022 [2022/32] | Applicant(s) | For all designated states General Electric Company 1 River Road Schenectady, NY 12345 / US | [2017/36] | Inventor(s) | 01 /
SCHNETZKA, Harold Robert 300 Garlington Road Greenville, SC South Carolina 29615 / US | 02 /
KLODOWSKI, Anthony Michael 1501 Roanoke Boulevard Salem, VA Virginia 24153 / US | 03 /
BARKER, Sidney Allen 1501 Roanoke Boulevard Salem, VA Virginia 24153 / US | [2017/36] | Representative(s) | Zimmermann & Partner Patentanwälte mbB Postfach 330 920 80069 München / DE | [N/P] |
Former [2017/36] | Bedford, Grant Richard GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ / GB | Application number, filing date | 17157474.2 | 22.02.2017 | [2017/36] | Priority number, date | US201615059343 | 03.03.2016 Original published format: US201615059343 | [2017/36] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP3214719 | Date: | 06.09.2017 | Language: | EN | [2017/36] | Type: | B1 Patent specification | No.: | EP3214719 | Date: | 23.01.2019 | Language: | EN | [2019/04] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.07.2017 | Classification | IPC: | H02J3/38, H02P9/00, H02P9/04, F03D7/04, F03D9/25, H02P9/42, // F03D7/02 | [2018/31] | CPC: |
H02P9/007 (EP,US);
F03D7/0272 (EP,US);
H02J3/381 (EP,US);
H02J3/40 (EP,US);
H02P9/42 (US);
F05B2270/327 (EP,US);
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Former IPC [2017/36] | H02J3/38, H02P9/00, H02P9/04, F03D7/04, F03D9/25 | 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 [2018/15] |
Former [2017/36] | 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 | Title | German: | SYSTEME UND VERFAHREN ZUR STEUERUNG DER ZWISCHENKREISSPANNUNG EINES LEISTUNGSWANDLERS FÜR DOPPELT GESPEISTE ASYNCHRONGENERATOREN | [2017/36] | English: | SYSTEM AND METHOD FOR CONTROLLING DC LINK VOLTAGE OF A POWER CONVERTER FOR DOUBLY-FED INDUCTION GENERATORS | [2017/36] | French: | SYSTÈME ET PROCÉDÉ DE COMMANDE DE TENSION DE LIAISON CC D'UN CONVERTISSEUR DE PUISSANCE POUR GÉNÉRATEURS ASYNCHRONES À DOUBLE ALIMENTATION (OU CASCADES HYPOSYNCHRONES) | [2017/36] | Examination procedure | 22.02.2017 | Date on which the examining division has become responsible | 01.03.2018 | Amendment by applicant (claims and/or description) | 06.03.2018 | Examination requested [2018/15] | 31.08.2018 | Communication of intention to grant the patent | 04.12.2018 | Fee for grant paid | 04.12.2018 | Fee for publishing/printing paid | 04.12.2018 | Receipt of the translation of the claim(s) | Opposition(s) | Opponent(s) | 01
23.10.2019
25.10.2019
ADMISSIBLE Nordex Energy GmbH Langenhorner Chaussee 600 22419 Hamburg / DE Opponent's representative Hauck Patentanwaltspartnerschaft mbB Postfach 11 31 53 20431 Hamburg / DE | 02
23.10.2019
25.10.2019
ADMISSIBLE ConverterTec Deutschland GmbH Krefelder Weg 47 47906 Kempen / DE Opponent's representative Cohausz & Florack Patent- & Rechtsanwälte Partnerschaftsgesellschaft mbB Bleichstraße 14 40211 Düsseldorf / DE | [2021/16] |
Former [2019/48] | |||
Opponent(s) | 01
23.10.2019
ADMISSIBLE Nordex Energy GmbH Langenhorner Chaussee 600 22419 Hamburg / DE Opponent's representative Hauck Patentanwaltspartnerschaft mbB Postfach 11 31 53 20431 Hamburg / DE | ||
02
23.10.2019
ADMISSIBLE Woodward Kempen GmbH Krefelder Weg 47 47906 Kempen / DE Opponent's representative Cohausz & Florack Patent- & Rechtsanwälte Partnerschaftsgesellschaft mbB Bleichstraße 14 40211 Düsseldorf / DE | 07.11.2019 | Invitation to proprietor to file observations on the notice of opposition | 17.03.2020 | Reply of patent proprietor to notice(s) of opposition | 12.05.2021 | Cancellation of oral proceeding that was planned for 24.06.2021 | 20.05.2021 | Despatch of communication that the patent will be revoked | 30.05.2021 | Legal effect of revocation of patent [2021/40] | 24.06.2021 | Date of oral proceedings |
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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. | Lapses during opposition Tooltip | HU | 22.02.2017 | AL | 23.01.2019 | AT | 23.01.2019 | CY | 23.01.2019 | CZ | 23.01.2019 | DK | 23.01.2019 | EE | 23.01.2019 | ES | 23.01.2019 | FI | 23.01.2019 | HR | 23.01.2019 | IT | 23.01.2019 | LT | 23.01.2019 | LV | 23.01.2019 | MC | 23.01.2019 | MK | 23.01.2019 | NL | 23.01.2019 | PL | 23.01.2019 | RO | 23.01.2019 | RS | 23.01.2019 | SE | 23.01.2019 | SI | 23.01.2019 | SK | 23.01.2019 | SM | 23.01.2019 | TR | 23.01.2019 | IE | 22.02.2019 | LU | 22.02.2019 | MT | 22.02.2019 | BE | 28.02.2019 | FR | 23.03.2019 | BG | 23.04.2019 | NO | 23.04.2019 | GR | 24.04.2019 | IS | 23.05.2019 | PT | 23.05.2019 | DE | 03.09.2019 | CH | 29.02.2020 | LI | 29.02.2020 | [2022/32] |
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Former [2019/30] | NL | 23.01.2019 | Documents cited: | Search | [A]WO9311604 (US WINDPOWER [US]) [A] 1-15 * figure 2 *; | [Y]GB2331858 (ASEA BROWN BOVERI [SE]) [Y] 1-15 * claim 21 *; | [Y]US2008001411 (ICHINOSE MASAYA [JP], et al) [Y] 1-15 * figure 5 *; | [A]US2010133831 (SCHOLTE-WASSINK HARTMUT [DE], et al) [A] 1-15 * paragraphs [0032] , [0 39] , [0 46] *; | [Y]US2010140939 (SCHOLTE-WASSINK HARTMUT [DE], et al) [Y] 1-15 * paragraph [0037] * * figure 2 *; | [A]EP2296257 (HONEYWELL INT INC [US]) [A] 1-15 * paragraph [0036] *; | [Y]US2011140438 (DELMERICO ROBERT WILLIAM [US], et al) [Y] 1-15 * paragraphs [0016] , [0 24] * * figure 1 *; | [Y]US2013181450 (NARAYANA KASIBHATLA SATISH [IN], et al) [Y] 1-15 * paragraph [0075] *; | [A]WO2014194464 (GEN ELECTRIC [US], et al) [A] 1-15* paragraph [0013] * | Opposition | EP1921738 | WO2013111172 | WO2013144242 | US8759995 | WO2005027301 | DE102006053367 | EP2662561 | US8664788 | EP3214719 | - LIU CHANGJIN et al., "Flexible Control of DC-link Voltage for Doubly Fed Induction Generator during Grid Voltage Swell", Energy Conversion Congress and Exposition (ECCE), 2010 IEEE,, (20101101), pages 3091 - 3095, XP031787600 | - Anca D. Hansen, "4. Generators and Power Electronics for Wind Turbines", Anca D. Hansen, THOMAS ACKERMANN, WIND POWER IN POWER SYSTEMS, John Wiley & Sons, Ltd.,, (20050000), pages 2pp, 53 - 69, XP055652301 DOI: http://dx.doi.org/10.1002/0470012684.ch4 | - Changjin Liu; Xiaobo Huang; Min Chen; Dehong Xu, "Flexible Control of DC-Link Voltage for Doubly Fed Induction Generator during Grid Voltage Swell", Energy Conversion Congress and Exposition (ECCE), 2010 IEEE,, (20100000), pages 3091 - 3095, XP031787600 |