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Extract from the Register of European Patents

EP About this file: EP3278436

EP3278436 - A FLYBACK CONVERTER WITH A SNUBBER CIRCUIT [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.08.2022
Database last updated on 06.11.2024
FormerThe patent has been granted
Status updated on  10.09.2021
FormerGrant of patent is intended
Status updated on  06.05.2021
FormerExamination is in progress
Status updated on  19.02.2020
FormerRequest for examination was made
Status updated on  05.01.2018
FormerThe international publication has been made
Status updated on  19.09.2017
Most recent event   Tooltip13.09.2024Lapse of the patent in a contracting state
New state(s): MT
published on 16.10.2024  [2024/42]
Applicant(s)For all designated states
Linak A/S
Smedevænget 8
Guderup
6430 Nordborg / DK
[N/P]
Former [2018/06]For all designated states
Linak A/S
Smedevænget 8 Guderup
6430 Nordborg / DK
Inventor(s)01 / BASTHOLM, Jeppe, Christian
Bækgade 3
Blans
DK-6400 Sønderborg / DK
 [2018/06]
Representative(s)Høyer, Michael
Linak A/S
Corporate IP
Anker Engelunds Vej 11
9200 Aalborg SV / DK
[2021/41]
Former [2018/06]Høyer, Michael
LINAK A/S
Patent Department
P.O. Box 238
9100 Aalborg / DK
Application number, filing date16719765.630.03.2016
[2018/06]
WO2016DK00011
Priority number, dateDK2015000020631.03.2015         Original published format: DK 201500206
[2018/06]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016155737
Date:06.10.2016
Language:EN
[2016/40]
Type: A1 Application with search report 
No.:EP3278436
Date:07.02.2018
Language:EN
The application published by WIPO in one of the EPO official languages on 06.10.2016 takes the place of the publication of the European patent application.
[2018/06]
Type: B1 Patent specification 
No.:EP3278436
Date:13.10.2021
Language:EN
[2021/41]
Search report(s)International search report - published on:EP06.10.2016
ClassificationIPC:H02M1/34
[2018/06]
CPC:
H02M1/34 (EP,CN,US); H02M3/335 (US); H02M7/162 (US);
H02M7/2176 (US); H02M1/342 (EP,CN,US); Y02B70/10 (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 [2018/06]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:SPERRWANDLER MIT SNUBBER-SCHALTUNG[2018/06]
English:A FLYBACK CONVERTER WITH A SNUBBER CIRCUIT[2018/06]
French:CONVERTISSEUR INDIRECT À CIRCUIT D'AMORTISSEMENT[2018/06]
Entry into regional phase29.09.2017National basic fee paid 
29.09.2017Designation fee(s) paid 
29.09.2017Examination fee paid 
Examination procedure13.09.2017Date on which the examining division has become responsible
29.09.2017Examination requested  [2018/06]
17.05.2018Amendment by applicant (claims and/or description)
24.02.2020Despatch of a communication from the examining division (Time limit: M04)
19.06.2020Reply to a communication from the examining division
07.05.2021Communication of intention to grant the patent
02.09.2021Fee for grant paid
02.09.2021Fee for publishing/printing paid
02.09.2021Receipt of the translation of the claim(s)
Opposition(s)14.07.2022No opposition filed within time limit [2022/38]
Fees paidRenewal fee
23.03.2018Renewal fee patent year 03
26.03.2019Renewal fee patent year 04
24.03.2020Renewal fee patent year 05
23.03.2021Renewal fee patent year 06
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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.
Lapses during opposition  TooltipHU30.03.2016
AL13.10.2021
AT13.10.2021
CY13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
IT13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
MK13.10.2021
MT13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
TR13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
[2024/42]
Former [2024/29]HU30.03.2016
AL13.10.2021
AT13.10.2021
CY13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
IT13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
MK13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
TR13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2024/22]HU30.03.2016
AL13.10.2021
AT13.10.2021
CY13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
IT13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
MK13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2024/20]HU30.03.2016
AL13.10.2021
AT13.10.2021
CY13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
IT13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2024/18]HU30.03.2016
AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
IT13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2023/27]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
IT13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2023/10]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
BE31.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2023/09]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
CH31.03.2022
FR31.03.2022
LI31.03.2022
Former [2023/08]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
GB30.03.2022
IE30.03.2022
LU30.03.2022
FR31.03.2022
Former [2023/06]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
FR31.03.2022
Former [2023/01]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SI13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/49]AL13.10.2021
AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/47]AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
MC13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/35]AT13.10.2021
CZ13.10.2021
DK13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SK13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/34]AT13.10.2021
EE13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
NL13.10.2021
PL13.10.2021
RO13.10.2021
RS13.10.2021
SE13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/33]AT13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
NL13.10.2021
PL13.10.2021
RS13.10.2021
SE13.10.2021
SM13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/25]AT13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
NL13.10.2021
PL13.10.2021
RS13.10.2021
SE13.10.2021
BG13.01.2022
NO13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/24]AT13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
NL13.10.2021
PL13.10.2021
RS13.10.2021
SE13.10.2021
BG13.01.2022
GR14.01.2022
IS13.02.2022
PT14.02.2022
Former [2022/23]AT13.10.2021
ES13.10.2021
FI13.10.2021
HR13.10.2021
LT13.10.2021
LV13.10.2021
PL13.10.2021
RS13.10.2021
BG13.01.2022
PT14.02.2022
Former [2022/22]AT13.10.2021
FI13.10.2021
LT13.10.2021
RS13.10.2021
BG13.01.2022
Former [2022/21]AT13.10.2021
RS13.10.2021
BG13.01.2022
Former [2022/19]BG13.01.2022
Cited inInternational search[A]JP2000233090  (JUKI KK) [A] 1-9 * figures 5,6 ** paragraph [0005] - paragraph [0009] *;
 [X]US2007263415  (JANSEN ARIAN [US], et al) [X] 1 * paragraph [0041] - paragraph [0048]; figure 4 *;
 [XAI]US2009257255  (ZHANG XIAOYANG [US]) [X] 1,2,4,8 * paragraph [0002] - paragraph [0005]; figure 1 * [A] 6,7 [I] 3,5,9;
 [X]US2014029313  (TELEFUS MARK [US]) [X] 1 * paragraph [0006]; figure 3 * * paragraph [0012] - paragraph [0013] *
by applicantUS2009268489
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.