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Extract from the Register of European Patents

EP About this file: EP3664270

EP3664270 - CIRCUITS AND METHODS FOR SECONDARY-SIDE RECTIFIED VOLTAGE SENSING IN ISOLATED SWITCHED-MODE POWER CONVERTERS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.09.2022
Database last updated on 15.08.2024
FormerThe patent has been granted
Status updated on  01.10.2021
FormerGrant of patent is intended
Status updated on  30.05.2021
FormerRequest for examination was made
Status updated on  11.12.2020
FormerThe application has been published
Status updated on  08.05.2020
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Infineon Technologies Austria AG
Siemensstrasse 2
9500 Villach / AT
[2020/24]
Inventor(s)01 / SEN, Sujata
3422 Schooner Ave No. 3
Marina del Rey, CA 90292 / US
02 / HULFACHOR, Ronald
15 Salmon Brook Drive
Nashua, NH 03062 / US
03 / PERRANOSKI, Sue
27633 Flaming Arrow Drive
Rancho Palos Verdes, CA 90275 / US
04 / TSAI, Cha-Fu
21025 Victor Street No. 17
Torrance, CA 90503 / US
 [2020/24]
Representative(s)Westphal, Mussgnug & Partner, Patentanwälte mbB
Werinherstraße 79
81541 München / DE
[2021/44]
Former [2020/24]Westphal, Mussgnug & Partner Patentanwälte mbB
Werinherstrasse 79
81541 München / DE
Application number, filing date19212828.802.12.2019
[2020/24]
Priority number, dateUS20181621195306.12.2018         Original published format: US201816211953
[2020/24]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3664270
Date:10.06.2020
Language:EN
[2020/24]
Type: B1 Patent specification 
No.:EP3664270
Date:03.11.2021
Language:EN
[2021/44]
Search report(s)(Supplementary) European search report - dispatched on:EP12.03.2020
ClassificationIPC:H02M3/335, H02M3/337
[2021/22]
CPC:
H02M3/33515 (EP,CN,US); H02M3/33576 (CN); H02M3/33592 (US);
G01R19/2503 (CN,US); G01R19/2509 (US); H02M3/33523 (EP,CN);
H02M3/3376 (EP); H03K3/356017 (US); H03M1/0607 (US) (-)
Former IPC [2020/24]H02M3/335
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 [2021/02]
Former [2020/24]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:SCHALTUNGEN UND VERFAHREN ZUR SEKUNDÄRSEITIGEN GLEICHSPANNUNGSMESSUNG IN ISOLIERTEN SCHALTNETZWANDLERN[2020/24]
English:CIRCUITS AND METHODS FOR SECONDARY-SIDE RECTIFIED VOLTAGE SENSING IN ISOLATED SWITCHED-MODE POWER CONVERTERS[2020/24]
French:CIRCUITS ET PROCÉDÉS DE DÉTECTION DE TENSION RECTIFIÉE CÔTÉ SECONDAIRE DANS DES CONVERTISSEURS DE PUISSANCE EN MODE COMMUTÉ ISOLÉS[2020/24]
Examination procedure09.12.2020Amendment by applicant (claims and/or description)
09.12.2020Examination requested  [2021/02]
09.12.2020Date on which the examining division has become responsible
31.05.2021Communication of intention to grant the patent
28.09.2021Fee for grant paid
28.09.2021Fee for publishing/printing paid
29.09.2021Receipt of the translation of the claim(s)
Opposition(s)04.08.2022No opposition filed within time limit [2022/41]
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  TooltipHU02.12.2019
AL03.11.2021
AT03.11.2021
CY03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
IT03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
MK03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SI03.11.2021
SK03.11.2021
SM03.11.2021
TR03.11.2021
IE02.12.2021
LU02.12.2021
BE31.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
[2024/29]
Former [2024/23]HU02.12.2019
AL03.11.2021
AT03.11.2021
CY03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
IT03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
MK03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SI03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BE31.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2023/33]HU02.12.2019
AL03.11.2021
AT03.11.2021
CY03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
IT03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SI03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BE31.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2023/30]AL03.11.2021
AT03.11.2021
CY03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
IT03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SI03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BE31.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2023/27]AL03.11.2021
AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
IT03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SI03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BE31.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2023/01]AL03.11.2021
AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SI03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BE31.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/49]AL03.11.2021
AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/48]AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SK03.11.2021
SM03.11.2021
IE02.12.2021
LU02.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/46]AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SK03.11.2021
SM03.11.2021
LU02.12.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/39]AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
MC03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SK03.11.2021
SM03.11.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/35]AT03.11.2021
CZ03.11.2021
DK03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SK03.11.2021
SM03.11.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/34]AT03.11.2021
EE03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
NL03.11.2021
PL03.11.2021
RO03.11.2021
RS03.11.2021
SE03.11.2021
SM03.11.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/33]AT03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
NL03.11.2021
PL03.11.2021
RS03.11.2021
SE03.11.2021
SM03.11.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/25]AT03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
NL03.11.2021
PL03.11.2021
RS03.11.2021
SE03.11.2021
BG03.02.2022
NO03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/24]AT03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
NL03.11.2021
PL03.11.2021
RS03.11.2021
SE03.11.2021
BG03.02.2022
GR04.02.2022
IS03.03.2022
PT03.03.2022
Former [2022/23]AT03.11.2021
ES03.11.2021
FI03.11.2021
HR03.11.2021
LT03.11.2021
LV03.11.2021
PL03.11.2021
RS03.11.2021
BG03.02.2022
PT03.03.2022
Former [2022/22]AT03.11.2021
FI03.11.2021
LT03.11.2021
RS03.11.2021
BG03.02.2022
Former [2022/21]AT03.11.2021
RS03.11.2021
BG03.02.2022
Former [2022/19]BG03.02.2022
Documents cited:Search[IA]US2014192565  (WANG CHOU-SHENG [TW]) [I] 1,2,12-15 * paragraph [0021] - paragraph [0022]; figure 1 * * paragraph [0024] - paragraph [0027]; figure 2 *[A] 3-11
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.