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Extract from the Register of European Patents

EP About this file: EP3861612

EP3861612 - PROTECTION CIRCUIT [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  07.04.2023
Database last updated on 26.06.2024
FormerRequest for examination was made
Status updated on  09.07.2021
FormerThe international publication has been made
Status updated on  11.04.2020
Formerunknown
Status updated on  22.10.2019
Most recent event   Tooltip18.09.2023New entry: Renewal fee paid 
Applicant(s)For all designated states
Siemens Aktiengesellschaft
Werner-von-Siemens-Straße 1
80333 München / DE
[2021/32]
Inventor(s)01 / LONSDALE, Peter
71 Havannah Street
Congleton CW 12 2AH / GB
02 / CHEN, Yiran
18 Tennal Road
Birmingham B32 2JE / GB
 [2021/32]
Representative(s)Siemens Patent Attorneys
Postfach 22 16 34
80506 München / DE
[N/P]
Former [2021/32]Maier, Daniel Oliver
Siemens AG
Postfach 22 16 34
80506 München / DE
Application number, filing date19786447.323.09.2019
[2021/32]
WO2019EP75499
Priority number, dateEP2018019816202.10.2018         Original published format: EP 18198162
[2021/32]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020069894
Date:09.04.2020
Language:EN
[2020/15]
Type: A1 Application with search report 
No.:EP3861612
Date:11.08.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 09.04.2020 takes the place of the publication of the European patent application.
[2021/32]
Search report(s)International search report - published on:EP09.04.2020
ClassificationIPC:H02H7/12, H02H9/00, H02H9/02, H02H3/087, H02H7/125, H02H7/16
[2021/32]
CPC:
H02H9/001 (EP); H02H3/087 (EP,US); H02H7/1216 (EP);
H02H7/125 (EP,US); H02H7/16 (EP); H02H9/02 (EP);
H02H9/026 (EP,US) (-)
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 [2021/32]
TitleGerman:SCHUTZSCHALTUNG[2021/32]
English:PROTECTION CIRCUIT[2021/32]
French:CIRCUIT DE PROTECTION[2021/32]
Entry into regional phase24.02.2021National basic fee paid 
24.02.2021Designation fee(s) paid 
24.02.2021Examination fee paid 
Examination procedure24.02.2021Examination requested  [2021/32]
24.02.2021Date on which the examining division has become responsible
19.10.2021Amendment by applicant (claims and/or description)
13.04.2023Despatch of a communication from the examining division (Time limit: M04)
10.08.2023Reply to a communication from the examining division
Fees paidRenewal fee
17.09.2021Renewal fee patent year 03
19.09.2022Renewal fee patent year 04
18.09.2023Renewal fee patent year 05
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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.
Cited inInternational search[XI]JPS63178759  (FUJITSU LTD) [X] 1,3,4,7,8,10,12,14,15 * the whole document * [I] 5,6,13;
 [XI]US5436824  (ROVNER BRUCE D [US], et al) [X] 1,3,10,12,15 * abstract * * column 2, line 59 - column 3, line 34 * [I] 5,6,13;
 [X]EP2400649  (SHIN KOBE ELECTRIC MACHINERY [JP]) [X] 1,2,4,9,10,12 * abstract * * paragraphs [0010] - [0012] - [0 17] , [0022] , [0024] , [0031] - [0033] - [0051] *;
 [I]EP2639949  (SIEMENS AG [DE]) [I] 1,2,4-6,9-11,13 * paragraphs [0031] - [0048]; figure 1 *;
 [XI]EP3182572  (GRUNDFOS HOLDING AS [DK]) [X] 1,3,4,7,10,12,14 * paragraphs [0009] , [0026] , [0032] , [0036]; figure 2 * [I] 5,6,13;
 [X]US2018183228  (HUBER ERWIN [DE]) [X] 1,5,10,13 * abstract ** paragraphs [0015] , [0018] , [0023] *
by applicantEP2833499
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.