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Extract from the Register of European Patents

EP About this file: EP0169047

EP0169047 - Copper-based metallic member having a chemical conversion film and method for producing same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.08.1993
Database last updated on 20.05.2024
Most recent event   Tooltip21.08.1993No opposition filed within time limitpublished on 13.10.1993 [1993/41]
Applicant(s)For all designated states
NIPPONDENSO CO., LTD.
1-1, Showa-cho Kariya-shi
Aichi-ken / JP
[N/P]
Former [1986/04]For all designated states
NIPPONDENSO CO., LTD.
1-1, Showa-cho
Kariya-shi Aichi-ken / JP
Inventor(s)01 / Matsuda, Shigeki
11-10, Kamodahon-cho
Okazaki-shi Aichi / JP
[1986/04]
Representative(s)Burke, Steven David, et al
R.G.C. Jenkins & Co 26 Caxton Street
London SW1H 0RJ / GB
[N/P]
Former [1991/34]Burke, Steven David, et al
R.G.C. Jenkins & Co. 26 Caxton Street
London SW1H 0RJ / GB
Former [1986/04]Warden, John Christopher
R.G.C. Jenkins & Co. 12-15, Fetter Lane
London EC4A 1PL / GB
Application number, filing date85305041.715.07.1985
[1986/04]
Priority number, dateJP1984014649914.07.1984         Original published format: JP 14649984
JP1984016823811.08.1984         Original published format: JP 16823884
JP1984018867307.09.1984         Original published format: JP 18867384
[1986/04]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0169047
Date:22.01.1986
Language:EN
[1986/04]
Type: A3 Search report 
No.:EP0169047
Date:13.05.1987
Language:EN
[1987/20]
Type: B1 Patent specification 
No.:EP0169047
Date:21.10.1992
Language:EN
[1992/43]
Search report(s)(Supplementary) European search report - dispatched on:EP23.03.1987
ClassificationIPC:C23C22/10, C23C22/08
[1986/04]
CPC:
C23C22/10 (EP,US); C23C22/08 (EP,US); Y10T428/13 (EP,US);
Y10T428/2958 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1986/04]
TitleGerman:Metallisches Einzelstück auf Kupferbasis mit einer chemischen Konversionsschicht und Verfahren zu seiner Herstellung[1986/04]
English:Copper-based metallic member having a chemical conversion film and method for producing same[1986/04]
French:Pièce métallique à base de cuivre ayant une couche de conversion chimique et procédé pour sa fabrication[1986/04]
Examination procedure13.11.1987Examination requested  [1988/02]
06.12.1988Despatch of a communication from the examining division (Time limit: M04)
14.04.1989Reply to a communication from the examining division
26.06.1989Despatch of a communication from the examining division (Time limit: M06)
09.01.1990Reply to a communication from the examining division
25.01.1990Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
14.03.1990Despatch of a communication from the examining division (Time limit: M06)
21.09.1990Reply to a communication from the examining division
15.07.1991Despatch of a communication from the examining division (Time limit: M02)
09.09.1991Reply to a communication from the examining division
21.11.1991Despatch of communication of intention to grant (Approval: Yes)
24.01.1992Communication of intention to grant the patent
08.04.1992Fee for grant paid
08.04.1992Fee for publishing/printing paid
Opposition(s)22.07.1993No opposition filed within time limit [1993/41]
Request for further processing for:03.02.1990Request for further processing filed
03.02.1990Full payment received (date of receipt of payment)
Request granted
07.03.1990Decision despatched
Fees paidRenewal fee
07.07.1987Renewal fee patent year 03
13.07.1988Renewal fee patent year 04
10.07.1989Renewal fee patent year 05
17.07.1990Renewal fee patent year 06
13.07.1991Renewal fee patent year 07
09.07.1992Renewal fee patent year 08
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Documents cited:Search[X]GB393070  (GEN ELECTRIC);
 [Y]US2233422  (LODEESEN HERMAN J);
 [A]US2272216  (LODEESEN HERMAN J);
 [A]GB863304  (ENGLISH ELECTRIC CO LTD)
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.