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Extract from the Register of European Patents

EP About this file: EP0025213

EP0025213 - Ultrasonic flaw detector [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  01.09.1989
Database last updated on 29.03.2025
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
Hitachi, Ltd.
5-1, Marunouchi 1-chome
Chiyoda-ku
Tokyo 100 / JP
For all designated states
Hitachi Engineering Co., Ltd.
2-1, Saiwai-cho 3-chome Hitachi-shi
Ibaraki 317 / JP
[N/P]
Former [1981/11]For all designated states
Hitachi, Ltd.
5-1, Marunouchi 1-chome
Chiyoda-ku, Tokyo 100 / JP
For all designated states
Hitachi Engineering Co., Ltd.
2-1, Saiwai-cho 3-chome
Hitachi-shi Ibaraki 317 / JP
Inventor(s)01 / Fujimoto, Hirotsugu
1-32-4-302, Nishinarusawa
Hitachi, Ibaraki / JP
02 / Hayashi, Tsutomu
4-33-16, Suwa
Hitachi, Ibaraki / JP
03 / Hosono, Tatsukuma
2-14-13, Ohse
Hitachi, Ibaraki / JP
[1981/11]
Representative(s)Beetz sen., Richard, et al
Patentanwälte Beetz et al Steinsdorfstrasse 10
D-8000 München 22 / DE
[N/P]
Former [1981/11]Beetz, sen., Richard, Dipl.-Ing. Patentanwälte Dipl.-Ing. R. Beetz sen. Dipl.-Ing. K. Lamprecht, Dr.Ing. R. Beetz jr., et al
Rechtsanwalt Dipl.-Phys. Dr. jur. U. Heidrich, Dr.-Ing. W. Timpe Dipl.-Ing. J. Siegfried Priv.-Doz. Dipl.-Chem. Dr.rer.nat. W. Schmitt-Fumian
Steinsdorfs
Application number, filing date80105249.903.09.1980
[1981/11]
Priority number, dateJP1979011425207.09.1979         Original published format: JP 11425279
[1981/11]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0025213
Date:18.03.1981
Language:EN
[1981/11]
Type: A3 Search report 
No.:EP0025213
Date:14.10.1981
Language:EN
[1981/41]
Type: B1 Patent specification 
No.:EP0025213
Date:13.02.1985
Language:EN
[1985/07]
Search report(s)(Supplementary) European search report - dispatched on:EP14.08.1981
ClassificationIPC:G01N29/04
[1981/11]
CPC:
G01N29/265 (EP,US); G01N2291/02854 (EP,US)
Designated contracting statesDE,   FR,   SE [1981/11]
TitleGerman:Ultraschallgerät zum Nachweis von Rissen[1981/11]
English:Ultrasonic flaw detector[1981/11]
French:Appareil ultrasonore pour détecter des fissures[1981/11]
Examination procedure07.10.1981Examination requested  [1981/50]
22.09.1982Despatch of a communication from the examining division (Time limit: M06)
22.03.1983Reply to a communication from the examining division
16.08.1983Despatch of a communication from the examining division (Time limit: M03)
22.11.1983Reply to a communication from the examining division
04.06.1984Despatch of communication of intention to grant (Approval: )
02.08.1984Communication of intention to grant the patent
22.08.1984Fee for grant paid
22.08.1984Fee for publishing/printing paid
Opposition(s)Opponent(s)01  13.11.1985  02.12.1985  ADMISSIBLE
Siemens Aktiengesellschaft
Wittelsbacherplatz 2
80333 München / DE
 [N/P]
Former [1988/03]
Opponent(s)01  13.11.1985  02.12.1985  ADMISSIBLE
Siemens AG
Postfach 22 16 34
D-80506 München / DE
Former [1986/04]
Opponent(s)01  13.11.1985   
Siemens AG
Postfach 22 16 34
D-80506 München / DE
Opponent's representative
Mehl, Ernst, Dipl.-Ing.
Postfach 22 13 17
D-80503 München / DE
12.12.1985Invitation to proprietor to file observations on the notice of opposition
10.07.1986Reply of patent proprietor to notice(s) of opposition
08.08.1986Communication of observations of patent proprietor (Time limit: M04)
15.12.1986Reply of parties involved to observations of patent proprietor
06.03.1987Despatch of a communication from the opposition division (Time limit: M06)
07.09.1987Reply to a communication from the opposition division
05.06.1989Despatch of communication that the patent will be revoked
06.06.1989Legal effect of revocation of patent [1989/42]
Appeal following opposition01.02.1988Appeal received No.  T0061/88
05.06.1989Result of appeal procedure: revocation of the patent
05.06.1989Date of oral proceedings
07.06.1989Minutes of the oral proceedings despatched
Fees paidRenewal fee
21.09.1982Renewal fee patent year 03
22.09.1983Renewal fee patent year 04
27.09.1984Renewal fee patent year 05
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Documents cited:Search[X]US3934357  (COUVILLION CLAUDE C);
 [X]US4043185  (SIEBERT HANS-WERNER);
 [A]US3921440  (TOTH ENDRE LESLIE);
 DE2609541  [ ] (KRAFTWERK UNION AG);
 DE2726612  [ ];
 US4166395  [ ] (DANNEHL GUNTHER [DE])
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.