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Extract from the Register of European Patents

EP About this file: EP0297785

EP0297785 - Ni based superalloy for single crystal [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.07.1999
Database last updated on 15.06.2024
Most recent event   Tooltip30.11.2007Lapse of the patent in a contracting state
New state(s): IT		published on 02.01.2008  [2008/01]
Applicant(s)For all designated states
DAIDO TOKUSHUKO KABUSHIKI KAISHA
No. 66, Aza-Kuridashi Hoshizaki-cho Minami-ku Nagoya-city
Aichi-prefecture / JP
For all designated states
Morinaga, Masahiko
2-1, Higashiura Kitayama-Cho Toyohashi City
Aichi Pref. / JP
[N/P]
Former [1998/17]For all designated states
Daido Tokushuko Kabushiki Kaisha
No. 66, Aza-Kuridashi Hoshizaki-cho Minami-ku
Nagoya-city Aichi-prefecture / JP
For all designated states
Morinaga, Masahiko
2-1, Higashiura Kitayama-Cho
Toyohashi City Aichi Pref. / JP
Former [1989/01]For all designated states
Daido Tokushuko Kabushiki Kaisha
No. 66, Aza-Kuridashi Hoshizaki-cho Minami-ku
Nagoya-city Aichi-prefecture / JP
For all designated states
Yukawa, Natsuo
2-1, Higashiura, Kitayama-Cho
Toyohashi City Aichi Pref. / JP
For all designated states
Morinaga, Masahiko
2-1, Higashiura Kitayama-Cho
Toyohashi City Aichi Pref. / JP
Inventor(s)01 / Yukawa, Natsuo
deceased / JP
02 / Morinaga, Masahiko
2-1, Higashiura Kitayama-cho
Toyohashi-city Aichi-prefecture / JP
03 / Suzuki, Akihiro
18, Minamishikamochi
Kagiya-cho Tokai-city Aichi-prefecture / JP
[1998/37]
Former [1989/01]01 / Yukawa, Natsuo
2-1, Higashiura Kitayama-cho
Toyohashi-city Aichi-prefecture / JP
02 / Morinaga, Masahiko
2-1, Higashiura Kitayama-cho
Toyohashi-city Aichi-prefecture / JP
03 / Suzuki, Akihiro
18, Minamishikamochi
Kagiya-cho Tokai-city Aichi-prefecture / JP
Representative(s)Jenkins, Peter David, et al
Page White & Farrer Limited
Bedford House
21A John Street
London WC1N 2BF / GB
[N/P]
Former [1989/01]Jenkins, Peter David, et al
PAGE WHITE & FARRER 54 Doughty Street
London WC1N 2LS / GB
Application number, filing date88305758.024.06.1988
[1989/01]
Priority number, dateJP1987015977129.06.1987         Original published format: JP 15977187
[1989/01]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0297785
Date:04.01.1989
Language:EN
[1989/01]
Type: A3 Search report 
No.:EP0297785
Date:28.11.1990
Language:EN
[1990/48]
Type: B1 Patent specification 
No.:EP0297785
Date:09.09.1998
Language:EN
[1998/37]
Search report(s)(Supplementary) European search report - dispatched on:EP09.10.1990
ClassificationIPC:C30B21/02, C30B29/52, C22C19/05
[1989/01]
CPC:
C22C19/056 (EP); C30B21/02 (EP); C30B29/52 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   SE [1989/01]
TitleGerman:Superlegierung auf Nickelbasis für Einkristalle[1989/01]
English:Ni based superalloy for single crystal[1989/01]
French:Superalliage à base de Ni pour monocristal[1989/01]
Examination procedure28.02.1991Examination requested  [1991/17]
15.12.1993Despatch of communication of intention to grant (Approval: Yes)
15.03.1994Communication of intention to grant the patent
08.06.1994Fee for grant paid
08.06.1994Fee for publishing/printing paid
Opposition(s)10.06.1999No opposition filed within time limit [1999/35]
Fees paidRenewal fee
18.06.1990Renewal fee patent year 03
14.06.1991Renewal fee patent year 04
26.05.1992Renewal fee patent year 05
18.06.1993Renewal fee patent year 06
20.06.1994Renewal fee patent year 07
21.06.1995Renewal fee patent year 08
30.07.1996Renewal fee patent year 09
26.06.1997Renewal fee patent year 10
25.06.1998Renewal fee patent year 11
Penalty fee
Additional fee for renewal fee
30.06.199609   M06   Fee paid on   30.07.1996
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.
Stay/Interruption22.07.1994Interruption of proceedings. Reason: applicant has died[1994/37]
05.03.1998Resumption of proceedings[1998/12]
22.07.1994Interruption of proceedings. Reason: applicant has died[1998/12]
Lapses during opposition  TooltipAT09.09.1998
BE09.09.1998
CH09.09.1998
ES09.09.1998
GR09.09.1998
IT09.09.1998
LI09.09.1998
NL09.09.1998
SE09.09.1998
[2008/01]
Former [2003/07]AT09.09.1998
BE09.09.1998
CH09.09.1998
ES09.09.1998
GR09.09.1998
LI09.09.1998
NL09.09.1998
SE09.09.1998
Former [2002/24]AT09.09.1998
BE09.09.1998
CH09.09.1998
ES09.09.1998
GR09.09.1998
LI09.09.1998
SE09.09.1998
Former [2002/23]AT09.09.1998
BE09.09.1998
CH09.09.1998
GR09.09.1998
LI09.09.1998
SE09.09.1998
Former [2001/23]AT09.09.1998
BE09.09.1998
CH09.09.1998
GR09.09.1998
LI09.09.1998
Former [1999/34]AT09.09.1998
BE09.09.1998
CH09.09.1998
LI09.09.1998
Former [1999/27]BE09.09.1998
CH09.09.1998
LI09.09.1998
Former [1999/22]CH09.09.1998
LI09.09.1998
Documents cited:Search[X]FR2371516  (UNITED TECHNOLOGIES CORP [US]);
 [A]GB2106138  (ROLLS ROYCE [GB]);
 [A]US4459160  (MEETHAM GEOFFREY W [GB], et al);
 [A]GB2184456  (HITACHI METALS 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.