blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3715875

EP3715875 - FREQUENCY MEASURING METHOD AND FREQUENCY MEASURING DEVICE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.10.2024
Database last updated on 30.10.2024
FormerThe patent has been granted
Status updated on  03.11.2023
FormerGrant of patent is intended
Status updated on  20.06.2023
FormerRequest for examination was made
Status updated on  03.04.2021
FormerThe application has been published
Status updated on  28.08.2020
Most recent event   Tooltip11.10.2024No opposition filed within time limitpublished on 13.11.2024 [2024/46]
Applicant(s)For all designated states
Schneider Electric Industries SAS
35 Rue Joseph Monier
92500 Rueil Malmaison / FR
[2020/40]
Inventor(s)01 / XING, Jinlei
Building 11, No. 3000, LongDong Avenue
Shanghai, 201203 / CN
02 / LUO, Shanshan
Building 11, No. 3000, LongDong Avenue
Shanghai, 201203 / CN
 [2020/40]
Representative(s)Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB
Martin-Greif-Strasse 1
80336 München / DE
[2020/40]
Application number, filing date20165688.125.03.2020
[2020/40]
Priority number, dateCN20191023130126.03.2019         Original published format: CN201910231301
[2020/40]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3715875
Date:30.09.2020
Language:EN
[2020/40]
Type: B1 Patent specification 
No.:EP3715875
Date:06.12.2023
Language:EN
[2023/49]
Search report(s)(Supplementary) European search report - dispatched on:EP07.08.2020
ClassificationIPC:G01R23/02, G01R23/16, // G01R19/25
[2020/40]
CPC:
G01R23/02 (EP,CN,RU,US); G01R23/16 (EP,US); G01R25/00 (US);
G01R31/343 (RU); H02J13/00 (RU); G01R19/2513 (EP)
Designated contracting statesAL,   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 [2021/18]  
Former [2020/40]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 
TitleGerman:FREQUENZMESSVERFAHREN UND FREQUENZMESSVORRICHTUNG[2020/40]
English:FREQUENCY MEASURING METHOD AND FREQUENCY MEASURING DEVICE[2020/40]
French:PROCÉDÉ ET DISPOSITIF DE MESURE DE LA FRÉQUENCE[2020/40]
Examination procedure29.03.2021Amendment by applicant (claims and/or description)
29.03.2021Examination requested  [2021/18]
29.03.2021Date on which the examining division has become responsible
21.06.2023Communication of intention to grant the patent
24.10.2023Fee for grant paid
24.10.2023Fee for publishing/printing paid
24.10.2023Receipt of the translation of the claim(s)
Opposition(s)09.09.2024No opposition filed within time limit [2024/46]
Fees paidRenewal fee
30.03.2022Renewal fee patent year 03
28.03.2023Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipCZ06.12.2023
ES06.12.2023
HR06.12.2023
PL06.12.2023
RO06.12.2023
RS06.12.2023
SK06.12.2023
SM06.12.2023
NO06.03.2024
GR07.03.2024
IS06.04.2024
[2024/36]
Former [2024/35]CZ06.12.2023
ES06.12.2023
HR06.12.2023
RO06.12.2023
RS06.12.2023
SM06.12.2023
NO06.03.2024
GR07.03.2024
IS06.04.2024
Former [2024/33]ES06.12.2023
HR06.12.2023
RS06.12.2023
SM06.12.2023
NO06.03.2024
GR07.03.2024
IS06.04.2024
Former [2024/32]ES06.12.2023
HR06.12.2023
RS06.12.2023
NO06.03.2024
GR07.03.2024
IS06.04.2024
Former [2024/25]ES06.12.2023
HR06.12.2023
RS06.12.2023
NO06.03.2024
GR07.03.2024
Former [2024/20]GR07.03.2024
Documents cited:Search[X]US5832414  (HART DAVID G [US], et al) [X] 1,3,4,6,8,9 * column 8, line 10 - column 13, line 3; figures 6a,6b *;
 [X]US2007136013  (PREMERLANI WILLIAM [US], et al) [X] 1,6 * paragraphs [0001] , [0030] , [0053] - paragraph [0076]; figure 5 *;
 [X]CN108614155  (XUJI GROUP CORP, et al) [X] 1,2,5-7,10 * paragraphs [0073] , [0074] , [0094] - paragraph [0100]; figure 1 *;
 [A]  - DAWEI FAN ET AL, "Least-squares estimation in phasor-based synchronized frequency measurements", POWER AND ENERGY SOCIETY GENERAL MEETING - CONVERSION AND DELIVERY OF ELECTRICAL ENERGY IN THE 21ST CENTURY, 2008 IEEE, IEEE, PISCATAWAY, NJ, USA, (20080720), ISBN 978-1-4244-1905-0, pages 1 - 6, XP031304206 [A] 1,4,6,9 * abstract *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.