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 proceedings information in the Unitary Patent Register.

2024-07-24

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: EP0143244

EP0143244 - Contact electrode for power semiconductor components [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.06.1990
Database last updated on 02.08.2024
Most recent event   Tooltip19.06.2009Change - representativepublished on 22.07.2009  [2009/30]
Applicant(s)For all designated states
Asea Brown Boveri Aktiengesellschaft
Kallstadter Strasse 1
68309 Mannheim / DE
[N/P]
Former [1988/40]For all designated states
Asea Brown Boveri Aktiengesellschaft
Kallstadter Strasse 1
D-68309 Mannheim / DE
Former [1985/23]For all designated states
BROWN, BOVERI & CIE Aktiengesellschaft
Kallstadter Strasse 1
D-68309 Mannheim / DE
Inventor(s)01 / Neidig, Arno, Dr., Dipl.-Phys.
Brühler Weg 42
D-6831 Plankstadt / DE
02 / Grobrecht, Jens, Dr., Dipl.-Ing.
Birchhofstrasse 6
CH-5412 Gebenstorf / CH
[1985/23]
Representative(s)Rupprecht, Klaus, et al
c/o ABB Patent GmbH
Postfach 10 03 51
68128 Mannheim / DE
[N/P]
Former [2009/30]Rupprecht, Klaus, et al
c/o ABB Patent GmbH Postfach 10 03 51
68128 Mannheim / DE
Former [1989/14]Rupprecht, Klaus, Dipl.-Ing., et al
c/o ABB Patent GmbH, Postfach 10 03 51
D-68128 Mannheim / DE
Former [1989/05]Kempe, Wolfgang, Dr.
c/o BROWN, BOVERI & CIE AG ZPT Postfach 351
D-6800 Mannheim 31 / DE
Former [1988/40]Kempe, Wolfgang, Dr.
c/o BROWN, BOVERI & CIE AG ZPT Postfach 351
D-6800 Mannheim 1 / DE
Former [1987/13]Kempe, Wolfgang, Dr.
c/o BROWN, BOVERI & CIE AG ZPT Postfach 351
D-6800 Mannheim 31 / DE
Former [1985/23]Kempe, Wolfgang, Dr.
c/o Brown, Boveri & Cie AG Postfach 351
D-6800 Mannheim 1 / DE
Application number, filing date84111234.520.09.1984
[1985/23]
Priority number, dateDE1983333583601.10.1983         Original published format: DE 3335836
[1985/23]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0143244
Date:05.06.1985
Language:DE
[1985/23]
Type: A3 Search report 
No.:EP0143244
Date:15.10.1986
Language:DE
[1986/42]
Type: B1 Patent specification 
No.:EP0143244
Date:16.08.1989
Language:DE
[1989/33]
Search report(s)(Supplementary) European search report - dispatched on:EP26.08.1986
ClassificationIPC:H01L23/48, H01L23/14
[1985/23]
CPC:
H01L23/147 (EP); H01L23/4824 (EP); H01L23/49844 (EP);
H01L24/73 (EP); H01L2924/1301 (EP); H05K1/0271 (EP);
H05K1/0306 (EP); H05K1/111 (EP) (-)
C-Set:
H01L2924/1301, H01L2924/00 (EP)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   NL,   SE [1985/23]
TitleGerman:Kontaktelektrode für Leistungshalbleiterbauelemente[1985/23]
English:Contact electrode for power semiconductor components[1985/23]
French:Electrode de contact pour composants semi-conducteurs de puissance[1985/23]
File destroyed:20.04.2002
Examination procedure11.11.1986Examination requested  [1987/02]
11.07.1988Despatch of a communication from the examining division (Time limit: M04)
12.08.1988Reply to a communication from the examining division
24.01.1989Despatch of communication of intention to grant (Approval: Yes)
10.02.1989Communication of intention to grant the patent
13.03.1989Fee for grant paid
13.03.1989Fee for publishing/printing paid
Opposition(s)17.05.1990No opposition filed within time limit [1990/31]
Fees paidRenewal fee
20.06.1986Renewal fee patent year 03
05.08.1987Renewal fee patent year 04
27.07.1988Renewal 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  TooltipFR16.08.1989
GB16.08.1989
IT16.08.1989
NL16.08.1989
SE21.09.1989
CH30.09.1989
LI30.09.1989
[2002/24]
Former [1999/42]GB16.08.1989
IT16.08.1989
NL16.08.1989
SE21.09.1989
CH30.09.1989
LI30.09.1989
Former [1990/45]GB16.08.1989
NL16.08.1989
SE21.09.1989
CH30.09.1989
LI30.09.1989
Former [1990/42]GB16.08.1989
NL16.08.1989
SE21.09.1989
Former [1990/29]NL16.08.1989
SE21.09.1989
Former [1990/19]NL16.08.1989
Documents cited:Search[A]EP0051459  (HITACHI LTD [JP]);
 [A]EP0064231  (TOKYO SHIBAURA ELECTRIC CO [JP])
 [AD]  - ELECTRONIC DESIGN, Band 30, Nr. 9, 29. April 1982, Seiten 147-152, R.L. WILLIAMS et al.: "Fast transistors push up power limits"
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.