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Extract from the Register of European Patents

EP About this file: EP0120431

EP0120431 - Process and apparatus for reconditioning used spot welding electrodes [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.04.1988
Database last updated on 02.11.2024
Most recent event   Tooltip15.03.1989Lapse of the patent in a contracting state
New state(s): SE
published on 03.05.1989 [1989/18]
Applicant(s)For all designated states
Kaeseler, Werner
Meisenweg 8
D-3507 Baunatal-Altenritte / DE
[1984/40]
Inventor(s)01 / see applicant
...
[1984/40]
Representative(s)Hanewinkel, Lorenz
Patentanwalt
Ferrariweg 17a
33102 Paderborn / DE
[N/P]
Former [1985/21]Hanewinkel, Lorenz, Dipl.-Phys.
Patentanwalt Ferrariweg 17a
D-33102 Paderborn / DE
Former [1984/40]Freiherr von Schorlemer, Reinfried, Dipl.-Phys.
Patentanwalt Brüder-Grimm-Platz 4
D-34117 Kassel / DE
Application number, filing date84102974.717.03.1984
[1984/40]
Priority number, dateDE1983331042323.03.1983         Original published format: DE 3310423
[1984/40]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0120431
Date:03.10.1984
Language:DE
[1984/40]
Type: B1 Patent specification 
No.:EP0120431
Date:27.05.1987
Language:DE
[1987/22]
Search report(s)(Supplementary) European search report - dispatched on:EP03.07.1984
ClassificationIPC:B23K35/40, B21C25/00
[1984/40]
CPC:
B23K35/402 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL,   SE [1984/40]
TitleGerman:Verfahren und Vorrichtung zum Aufbereiten gebrauchter Punktschweisselektroden[1984/40]
English:Process and apparatus for reconditioning used spot welding electrodes[1984/40]
French:Procédé et appareil pour le reconditionnement d'électrodes à souder par points utilisées[1984/40]
Examination procedure21.02.1985Examination requested  [1985/19]
12.11.1985Despatch of a communication from the examining division (Time limit: M04)
16.12.1985Reply to a communication from the examining division
02.04.1986Despatch of a communication from the examining division (Time limit: M04)
14.04.1986Reply to a communication from the examining division
20.06.1986Despatch of a communication from the examining division (Time limit: M04)
02.07.1986Reply to a communication from the examining division
16.09.1986Despatch of communication of intention to grant (Approval: )
30.09.1986Communication of intention to grant the patent
06.10.1986Fee for grant paid
06.10.1986Fee for publishing/printing paid
Opposition(s)01.03.1988No opposition filed within time limit [1988/21]
Fees paidRenewal fee
14.03.1986Renewal fee patent year 03
12.03.1987Renewal fee patent year 04
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Lapses during opposition  TooltipNL27.05.1987
SE31.05.1987
[1989/18]
Former [1989/02]NL27.05.1987
Documents cited:SearchDE1057704  [ ] (INTERCITO HOLDING);
 CH349354  [ ] (OERLIKON BUEHRLE AG [CH]);
 DE1440449  [ ] (INTERCITO HOLDING);
 DD152922  [ ] (RAABE DIETMAR)
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.