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Extract from the Register of European Patents

EP About this file: EP2804302

EP2804302 - Adaptive low-power zero-cross comparator for discontinuous current mode operated switching mode power supply [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.05.2018
Database last updated on 31.08.2024
FormerThe patent has been granted
Status updated on  02.06.2017
FormerGrant of patent is intended
Status updated on  06.02.2017
Most recent event   Tooltip17.07.2020Lapse of the patent in a contracting state
New state(s): AL		published on 19.08.2020  [2020/34]
Applicant(s)For all designated states
Dialog Semiconductor GmbH
Neue Strasse 95
73230 Kirchheim/Teck-Nabern / DE
[2014/47]
Inventor(s)01 / Svorc, Jindrich
37 Holbein Place
Swindon, SN56DJ / GB
02 / Faerber, Martin
Adolf-Sandberger Str. 12
81243 Munich / DE
 [2014/47]
Representative(s)Schuffenecker, Thierry
120 Chemin de la Maure
06800 Cagnes-sur-Mer / FR
[N/P]
Former [2014/47]Schuffenecker, Thierry
120 Chemin de la Maure
06800 Cagnes sur Mer / FR
Application number, filing date13368014.015.05.2013
[2014/47]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP2804302
Date:19.11.2014
Language:EN
[2014/47]
Type: B1 Patent specification 
No.:EP2804302
Date:05.07.2017
Language:EN
[2017/27]
Search report(s)(Supplementary) European search report - dispatched on:EP06.12.2013
ClassificationIPC:H02M3/156, H02M3/158, H02M3/00
[2014/47]
CPC:
H02M3/156 (EP,US); H02M3/1588 (US); G01R19/175 (EP,US);
H02M1/0009 (US); H02M1/0038 (US); H02M1/0058 (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 [2015/27]
Former [2014/47]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:Adaptiver niederleistungs-Nulldurchgangskomparator für ein Schaltnetzteil mit diskontinuierlichem Strommodus[2014/47]
English:Adaptive low-power zero-cross comparator for discontinuous current mode operated switching mode power supply[2014/47]
French:Comparateur adaptative de passage par zéro de faible puissance pour un courant d'alimentation en mode de commutation à fonctionnement discontinu[2014/47]
Examination procedure19.05.2015Examination requested  [2015/27]
26.06.2015Despatch of communication that the application is deemed to be withdrawn, reason: reply to the Extended European Search Report/Written Opinion of the International Searching Authority/International Preliminary Examination Report/Supplementary international search report not received in time
18.08.2015Amendment by applicant (claims and/or description)
07.02.2017Communication of intention to grant the patent
24.05.2017Fee for grant paid
24.05.2017Fee for publishing/printing paid
24.05.2017Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  07.02.2017
Opposition(s)06.04.2018No opposition filed within time limit [2018/24]
Request for further processing for:The application is deemed to be withdrawn due to failure to reply to the Extended European Search Report/Written Opinion of the International Searching Authority/International Preliminary Examination Report/Supplementary international search report/Supplementary European search report
18.08.2015Request for further processing filed
18.08.2015Full payment received (date of receipt of payment)
Request granted
31.08.2015Decision despatched
Fees paidRenewal fee
19.05.2015Renewal fee patent year 03
24.03.2016Renewal fee patent year 04
24.05.2017Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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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  TooltipHU15.05.2013
AL05.07.2017
AT05.07.2017
CY05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
MC05.07.2017
MK05.07.2017
NL05.07.2017
PL05.07.2017
PT05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SI05.07.2017
SK05.07.2017
SM05.07.2017
TR05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
[2020/34]
Former [2020/31]HU15.05.2013
AT05.07.2017
CY05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
MC05.07.2017
MK05.07.2017
NL05.07.2017
PL05.07.2017
PT05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SI05.07.2017
SK05.07.2017
SM05.07.2017
TR05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2020/28]HU15.05.2013
AT05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
MC05.07.2017
NL05.07.2017
PL05.07.2017
PT05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SI05.07.2017
SK05.07.2017
SM05.07.2017
TR05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2020/15]AT05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
MC05.07.2017
NL05.07.2017
PL05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SI05.07.2017
SK05.07.2017
SM05.07.2017
TR05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2019/06]AT05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
MC05.07.2017
NL05.07.2017
PL05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SI05.07.2017
SK05.07.2017
SM05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2018/39]AT05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
NL05.07.2017
PL05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SI05.07.2017
SK05.07.2017
SM05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2018/25]AT05.07.2017
CZ05.07.2017
DK05.07.2017
EE05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
IT05.07.2017
LT05.07.2017
LV05.07.2017
NL05.07.2017
PL05.07.2017
RO05.07.2017
RS05.07.2017
SE05.07.2017
SK05.07.2017
SM05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2018/21]AT05.07.2017
CZ05.07.2017
DK05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
LT05.07.2017
LV05.07.2017
NL05.07.2017
PL05.07.2017
RS05.07.2017
SE05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2018/12]AT05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
LT05.07.2017
LV05.07.2017
NL05.07.2017
PL05.07.2017
RS05.07.2017
SE05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2018/11]AT05.07.2017
ES05.07.2017
FI05.07.2017
HR05.07.2017
LT05.07.2017
NL05.07.2017
PL05.07.2017
RS05.07.2017
SE05.07.2017
BG05.10.2017
NO05.10.2017
GR06.10.2017
IS05.11.2017
Former [2018/10]AT05.07.2017
FI05.07.2017
HR05.07.2017
LT05.07.2017
NL05.07.2017
RS05.07.2017
SE05.07.2017
NO05.10.2017
Former [2018/09]FI05.07.2017
LT05.07.2017
NL05.07.2017
SE05.07.2017
NO05.10.2017
Former [2018/08]FI05.07.2017
LT05.07.2017
NL05.07.2017
NO05.10.2017
Former [2018/07]LT05.07.2017
NO05.10.2017
Documents cited:Search[XY]US2002141209  (BRIDGE CHRISTOPHER DAVID [US]) [X] 1,9 * paragraphs [0016] , [0048] , [0049]; figures 3-10 * [Y] 2-8,10-16;
 [XY]US2004090804  (LIPCSEI LASZLO [US], et al) [X] 1,9 * paragraphs [0028] , [0036] , [0049]; figures 1-4 * [Y] 2-8,10-16;
 [Y]US2008012540  (CHEN TIEN-TZU [TW]) [Y] 2-8,10-16* paragraphs [0005] , [0007] , [0026] , [0033] , [0034] , [0036]; figures 4-7 *;
 [XY]US2008094861  (WANG BINAN [US]) [X] 1,9 * paragraphs [0007] , [0013] , [0040] , [0047] , [0048] , [0055] , [0062]; figures 4-7 * [Y] 2-8,10-16
by applicantUS2004027101
 US6879136
 US7447049
 US7554310
 US7893674
 US8115459
 US8143874
 US8274266
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.