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
Register Forum

2022.02.11

More...
blank News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
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: EP0895669

EP0895669 - LOW-COST, HIGH-VOLTAGE, FLYBACK POWER SUPPLY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  01.04.2005
Database last updated on 15.05.2024
Most recent event   Tooltip11.01.2008Lapse of the patent in a contracting state
New state(s): PT		published on 13.02.2008  [2008/07]
Applicant(s)For all designated states
Power Integrations, Inc.
5245 Hellyer Avenue
San Jose, California 95138 / US
[N/P]
Former [2004/22]For all designated states
Power Integrations, Inc.
5245 Hellyer Avenue
San Jose, California 95138 / US
Former [1999/06]For all designated states
Power Integrations, Inc.
477 North Mathilda Avenue
Sunnyvale, CA 94086 / US
Inventor(s)01 / BALAKRISHNAN, Balu
20745 Granada Court
Saratoga, CA 95070 / US
[1999/06]
Representative(s)Peterreins, Frank, et al
Fish & Richardson P.C.
Highlight Business Towers
Mies-van-der-Rohe-Strasse 8
80807 München / DE
[N/P]
Former [1999/06]Viering, Jentschura & Partner
Postfach 22 14 43
80504 München / DE
Application number, filing date97906473.010.02.1997
[1999/06]
WO1997US01691
Priority number, dateUS1996063631223.04.1996         Original published format: US 636312
[1999/06]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9740575
Date:30.10.1997
Language:EN
[1997/46]
Type: A1 Application with search report 
No.:EP0895669
Date:10.02.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 30.10.1997 takes the place of the publication of the European patent application.
[1999/06]
Type: B1 Patent specification 
No.:EP0895669
Date:26.05.2004
Language:EN
[2004/22]
Search report(s)International search report - published on:US30.10.1997
(Supplementary) European search report - dispatched on:EP03.12.1999
ClassificationIPC:H02M3/335, H02M3/24, H02M5/42, H02M7/44, H02M7/68, H02M7/537
[1999/06]
CPC:
H02M1/34 (EP,US); H02M3/335 (EP,KR,US); H02M1/348 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1999/06]
TitleGerman:KOSTENGÜNSTIGER HOCHSPANNUNGSSTROMVERSORGUNGSSPERRWANDLER[1999/06]
English:LOW-COST, HIGH-VOLTAGE, FLYBACK POWER SUPPLY[1999/06]
French:ALIMENTATION A TRES HAUTE TENSION DE FAIBLE COUT[1999/06]
Entry into regional phase20.11.1998National basic fee paid 
20.11.1998Search fee paid 
20.11.1998Designation fee(s) paid 
20.11.1998Examination fee paid 
Examination procedure14.11.1997Request for preliminary examination filed
International Preliminary Examining Authority: US
20.11.1998Examination requested  [1999/06]
27.12.2001Despatch of a communication from the examining division (Time limit: M04)
05.04.2002Reply to a communication from the examining division
31.10.2003Communication of intention to grant the patent
01.03.2004Fee for grant paid
01.03.2004Fee for publishing/printing paid
Opposition(s)01.03.2005No opposition filed within time limit [2005/20]
Fees paidRenewal fee
13.08.1999Renewal fee patent year 03
21.01.2000Renewal fee patent year 04
22.01.2001Renewal fee patent year 05
25.02.2002Renewal fee patent year 06
25.02.2003Renewal fee patent year 07
23.02.2004Renewal fee patent year 08
Penalty fee
Additional fee for renewal fee
28.02.199903   M06   Fee paid on   13.08.1999
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  TooltipAT26.05.2004
BE26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
DK26.08.2004
GR26.08.2004
ES06.09.2004
PT26.10.2004
IE10.02.2005
LU10.02.2005
MC28.02.2005
[2008/07]
Former [2007/17]AT26.05.2004
BE26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
DK26.08.2004
GR26.08.2004
ES06.09.2004
IE10.02.2005
LU10.02.2005
MC28.02.2005
Former [2006/24]AT26.05.2004
BE26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
DK26.08.2004
GR26.08.2004
ES06.09.2004
IE10.02.2005
MC28.02.2005
Former [2006/14]AT26.05.2004
BE26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
DK26.08.2004
GR26.08.2004
ES06.09.2004
MC28.02.2005
Former [2005/18]AT26.05.2004
BE26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
DK26.08.2004
GR26.08.2004
ES06.09.2004
Former [2005/14]AT26.05.2004
BE26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
GR26.08.2004
ES06.09.2004
Former [2005/11]AT26.05.2004
CH26.05.2004
FI26.05.2004
LI26.05.2004
GR26.08.2004
ES06.09.2004
Former [2005/06]CH26.05.2004
FI26.05.2004
LI26.05.2004
GR26.08.2004
ES06.09.2004
Former [2005/02]CH26.05.2004
FI26.05.2004
LI26.05.2004
ES06.09.2004
Former [2004/51]CH26.05.2004
LI26.05.2004
Documents cited:Search[A]EP0585788  (POWER INTEGRATIONS INC [US]) [A] 1,7,9,10,12-15 * column 3, line 40 - column 5, line 2; figure 3 *;
 [YA]US5418702  (MARINUS ANTONIUS A M [NL], et al) [Y] 14 * column 2, line 43 - column 4, line 32; figures 1-3B * [A] 1,2,10;
 [Y]US5506764  (HON CHAU H [HK], et al) [Y] 14 * column 6, line 3 - column 11, line 9; figures 3,4 *;
 [A]  - DUARTE J L ET AL, "SIMULATING A BJT-MOSFET CASCODE-CONNECTED POWER SWITCH SUITABLE FOR RESONANT CONVERTERS", PROCEEDINGS OF THE ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE (PESC),US,NEW YORK, IEEE, vol. CONF. 23, ISBN 0-7803-0695-3, page 893-900, XP000369108 [A] 1,10,14

DOI:   http://dx.doi.org/10.1109/PESC.1992.254788
International search[A]US4710695  (YAMADA SATOSHI [JP], et al);
 [A]US4937728  (LEONARDI GIOVANNI M [CH]);
 [A]US4970620  (LEHNHOFF RICHARD N [US], et al);
 [A]US5239453  (REMSON JOSEPH D [US]);
 [A]US5404287  (POUMEY MICHEL [FR]);
 [A]US5506764  (HON CHAU H [HK], et al)
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.