EP0571372 - DC/DC-CONVERTER [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.08.1996 Database last updated on 31.08.2024 | Most recent event Tooltip | 07.12.2007 | Lapse of the patent in a contracting state | published on 09.01.2008 [2008/02] | Applicant(s) | For all designated states SEIERSEN, Ole Steen Georginevej 2 DK-2970 Horsholm / DK | [1993/48] | Inventor(s) | 01 /
see applicant ... | [1993/48] | Representative(s) | Wittrup, Flemming, et al Zacco Denmark A/S Hans Bekkevolds Allé 7 2900 Hellerup / DK | [N/P] |
Former [1993/48] | WITTRUP, Flemming, et al c/o Hofman-Bang & Boutard A/S Adelgade 15 DK-1304 Copenhagen K / DK | Application number, filing date | 91901712.9 | 18.12.1990 | [1993/48] | WO1990DK00331 | Priority number, date | DK19890006465 | 19.12.1989 Original published format: DK 646589 | [1993/48] | Filing language | DA | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9109455 | Date: | 27.06.1991 | Language: | EN | [1991/14] | Type: | A1 Application with search report | No.: | EP0571372 | Date: | 01.12.1993 | Language: | EN | The application published by WIPO in one of the EPO official languages on 27.06.1991 takes the place of the publication of the European patent application. | [1993/48] | Type: | B1 Patent specification | No.: | EP0571372 | Date: | 25.10.1995 | Language: | EN | [1995/43] | Search report(s) | International search report - published on: | SE | 27.06.1991 | Classification | IPC: | H02M3/335 | [1993/48] | CPC: |
H02M3/33561 (EP,US);
H02M3/3378 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1993/48] | Title | German: | GLEICHSPANNUNGSWANDLER | [1993/48] | English: | DC/DC-CONVERTER | [1993/48] | French: | CONVERTISSEUR CONTINU-CONTINU | [1993/48] | Entry into regional phase | 12.07.1991 | Translation filed | 19.06.1992 | National basic fee paid | 19.06.1992 | Designation fee(s) paid | 19.06.1992 | Examination fee paid | Examination procedure | 15.07.1991 | Request for preliminary examination filed International Preliminary Examining Authority: DE | 19.06.1992 | Examination requested [1993/48] | 17.05.1994 | Despatch of a communication from the examining division (Time limit: M04) | 26.09.1994 | Reply to a communication from the examining division | 13.12.1994 | Despatch of communication of intention to grant (Approval: No) | 19.04.1995 | Despatch of communication of intention to grant (Approval: later approval) | 26.04.1995 | Communication of intention to grant the patent | 18.07.1995 | Fee for grant paid | 18.07.1995 | Fee for publishing/printing paid | Opposition(s) | 26.07.1996 | No opposition filed within time limit [1996/42] | Fees paid | Renewal fee | 03.12.1992 | Renewal fee patent year 03 | 14.08.1993 | Renewal fee patent year 04 | 03.12.1994 | Renewal fee patent year 05 |
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 Tooltip | AT | 25.10.1995 | BE | 25.10.1995 | DK | 25.10.1995 | ES | 25.10.1995 | GR | 25.10.1995 | IT | 25.10.1995 | NL | 25.10.1995 | LU | 31.12.1995 | SE | 25.01.1996 | [2008/02] |
Former [2003/11] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
DK | 25.10.1995 | ||
ES | 25.10.1995 | ||
GR | 25.10.1995 | ||
IT | 25.10.1995 | ||
NL | 25.10.1995 | ||
LU | 31.12.1995 | ||
SE | 25.01.1996 | ||
Former [2002/25] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
CH | 25.10.1995 | ||
DK | 25.10.1995 | ||
ES | 25.10.1995 | ||
GR | 25.10.1995 | ||
IT | 25.10.1995 | ||
LI | 25.10.1995 | ||
LU | 31.12.1995 | ||
NL | 31.12.1995 | ||
SE | 25.01.1996 | ||
Former [2000/52] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
CH | 25.10.1995 | ||
DK | 25.10.1995 | ||
GR | 25.10.1995 | ||
IT | 25.10.1995 | ||
LI | 25.10.1995 | ||
LU | 31.12.1995 | ||
NL | 31.12.1995 | ||
SE | 25.01.1996 | ||
Former [2000/50] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
DK | 25.10.1995 | ||
GR | 25.10.1995 | ||
IT | 25.10.1995 | ||
LU | 31.12.1995 | ||
NL | 31.12.1995 | ||
SE | 25.01.1996 | ||
CH | 29.01.1996 | ||
LI | 29.01.1996 | ||
Former [2000/27] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
DK | 25.10.1995 | ||
GR | 25.10.1995 | ||
IT | 25.10.1995 | ||
LU | 31.12.1995 | ||
NL | 31.12.1995 | ||
SE | 25.01.1996 | ||
Former [2000/05] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
DK | 25.10.1995 | ||
GR | 25.10.1995 | ||
IT | 25.10.1995 | ||
LU | 31.12.1995 | ||
SE | 25.01.1996 | ||
Former [1999/42] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
DK | 25.10.1995 | ||
IT | 25.10.1995 | ||
SE | 25.01.1996 | ||
Former [1998/15] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
DK | 25.10.1995 | ||
SE | 25.01.1996 | ||
Former [1996/31] | AT | 25.10.1995 | |
BE | 25.10.1995 | ||
SE | 25.01.1996 | ||
Former [1996/28] | AT | 25.10.1995 | |
SE | 25.01.1996 | ||
Former [1996/23] | SE | 25.01.1996 | Cited in | International search | [A]SE8005577 ; | [XA]EP0257817 (AMERICAN TELEPHONE & TELEGRAPH [US]); | [XA]EP0343855 (AMERICAN TELEPHONE & TELEGRAPH [US]) |