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Extract from the Register of European Patents

EP About this file: EP0300561

EP0300561 - Method for producing superconducting oxides and thin films of such oxides [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.02.1995
Database last updated on 03.08.2024
Most recent event   Tooltip09.02.1995No opposition filed within time limitpublished on 29.03.1995 [1995/13]
Applicant(s)For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
[N/P]
Former [1989/04]For all designated states
Philips Electronics N.V.
Groenewoudseweg 1
NL-5621 BA Eindhoven / NL
Inventor(s)01 / Bhargava, Rameshwar Nath
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
02 / Osborne, William Noel
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
03 / Zwicker, Walter Karl
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
[1989/04]
Representative(s)Pennings, Johannes, et al
Philips
Intellectual Property & Standards
P.O. Box 220
5600 AE Eindhoven / NL
[N/P]
Former [1989/04]Pennings, Johannes, et al
INTERNATIONAAL OCTROOIBUREAU B.V., Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
Application number, filing date88201503.513.07.1988
[1989/04]
Priority number, dateUS1987007549120.07.1987         Original published format: US 75491
[1989/04]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0300561
Date:25.01.1989
Language:EN
[1989/04]
Type: A3 Search report 
No.:EP0300561
Date:27.12.1990
Language:EN
[1990/52]
Type: B1 Patent specification 
No.:EP0300561
Date:06.04.1994
Language:EN
[1994/14]
Search report(s)(Supplementary) European search report - dispatched on:EP09.11.1990
ClassificationIPC:C01G3/00, C04B35/00, C23C18/12, H01L39/24
[1990/48]
CPC:
C01G3/006 (EP,US); H10N60/0324 (EP,US); C04B35/4508 (EP,US);
C23C18/1216 (EP,US); C23C18/1254 (EP,US); C23C18/1279 (EP,US);
C23C18/1283 (EP,US); C01P2002/72 (EP,US); Y10S505/734 (EP,US);
Y10S505/735 (EP,US) (-)
Former IPC [1989/04]H01L39/24
Designated contracting statesDE,   FR,   GB,   NL [1989/04]
TitleGerman:Verfahren zur Herstellung von supraleitenden Oxiden und dünne Schichten aus diesen Oxiden[1989/04]
English:Method for producing superconducting oxides and thin films of such oxides[1989/04]
French:Procédé pour la fabrication d'oxydes supraconducteurs et conclus minces de ces oxydes[1989/04]
Examination procedure20.06.1991Examination requested  [1991/33]
08.05.1992Despatch of a communication from the examining division (Time limit: M06)
17.11.1992Reply to a communication from the examining division
25.05.1993Despatch of communication of intention to grant (Approval: Yes)
04.10.1993Communication of intention to grant the patent
21.12.1993Fee for grant paid
21.12.1993Fee for publishing/printing paid
Opposition(s)10.01.1995No opposition filed within time limit [1995/13]
Fees paidRenewal fee
16.07.1990Renewal fee patent year 03
22.07.1991Renewal fee patent year 04
29.07.1992Renewal fee patent year 05
27.07.1993Renewal fee patent year 06
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Lapses during opposition  TooltipNL06.04.1994
[1995/12]
Documents cited:Search[Y]US4636248  (OGATA YASUYUKI [JP], et al);
 [E]EP0280292  (SUMITOMO ELECTRIC INDUSTRIES [JP])
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.