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EP0171716
European procedure
Extract from the Register of European Patents
EP About this file: EP0171716
| EP0171716 - Process for making a porous piezoelectric material and material made according to the process [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 10.03.1995 Database last updated on 12.11.2024 | Most recent event Tooltip | 07.07.2006 | Lapse of the patent in a contracting state New state(s): FR | published on 09.08.2006 [2006/32] | Applicant(s) | For all designated states SIEMENS AKTIENGESELLSCHAFT Werner-von-Siemens-Str. 1 DE-80333 München / DE | [N/P] |
| Former [1986/08] | For all designated states SIEMENS AKTIENGESELLSCHAFT Wittelsbacherplatz 2 D-80333 München / DE | Inventor(s) | 01 /
Kaarmann, Hans, Dr. Eisenstrasse 15 D-8520 Buckenhof / DE | 02 /
Lubitz, Karl, Dr. Röntgenstrasse 20 D-8012 Ottobrunn / DE | 03 /
Mohaupt, Jutta Theresienstrasse 54 4 D-8000 München 2 / DE | 04 /
Vogt, Martina Ronhofer weg 15 D-8510 Fürth / DE | 05 /
Wersing, Wolfram Weidenweg 14 D-8011 Kirchheim / DE | [1986/08] | Application number, filing date | 85109704.8 | 02.08.1985 | [1986/08] | Priority number, date | DE19843430186 | 16.08.1984 Original published format: DE 3430186 | [1986/08] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0171716 | Date: | 19.02.1986 | Language: | DE | [1986/08] | Type: | A3 Search report | No.: | EP0171716 | Date: | 29.07.1987 | Language: | DE | [1987/31] | Type: | B1 Patent specification | No.: | EP0171716 | Date: | 08.01.1992 | Language: | DE | [1992/02] | Type: | B2 New European patent specification | No.: | EP0171716 | Date: | 26.04.1995 | Language: | DE | [1995/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.06.1987 | Classification | IPC: | C04B38/06 | [1986/08] | CPC: |
C04B38/067 (EP,US);
H10N30/092 (EP,US);
H10N30/097 (EP,US);
C04B2111/00844 (EP,US)
| C-Set: |
C04B38/067, C04B35/00 (EP,US)
| Designated contracting states | AT, DE, FR, GB, NL [1986/08] | Title | German: | Verfahren zur Herstellung eines porösen piezoelektrischen Materials und nach diesem Verfahren hergestelltes Material | [1986/08] | English: | Process for making a porous piezoelectric material and material made according to the process | [1986/08] | French: | Procédé pour la fabrication d'une matière poreuse piézoélectrique et matière produite selon le procédé | [1986/08] | Examination procedure | 25.01.1988 | Examination requested [1988/13] | 10.04.1989 | Despatch of a communication from the examining division (Time limit: M04) | 16.08.1989 | Reply to a communication from the examining division | 26.02.1990 | Despatch of a communication from the examining division (Time limit: M04) | 26.06.1990 | Reply to a communication from the examining division | 29.01.1991 | Despatch of a communication from the examining division (Time limit: M04) | 11.03.1991 | Reply to a communication from the examining division | 29.04.1991 | Despatch of communication of intention to grant (Approval: Yes) | 05.07.1991 | Communication of intention to grant the patent | 18.09.1991 | Fee for grant paid | 18.09.1991 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
22.09.1992
22.09.1992
ADMISSIBLE E. Trippe et al Martenerstr. 525a 4600 Dortmund 70 / DE Opponent's representative Hassler, Werner Postfach 17 04 58467 Lüdenscheid / DE | [N/P] |
| Former [1992/49] | |||
| Opponent(s) | 01
22.09.1992
22.09.1992
ADMISSIBLE E. Trippe et al Martenerstr. 525a 4600 Dortmund 70 / DE Opponent's representative Hassler, Werner, Dr. Postfach 17 04 D-58467 Lüdenscheid / DE | 12.11.1992 | Invitation to proprietor to file observations on the notice of opposition | 16.03.1993 | Reply of patent proprietor to notice(s) of opposition | 28.06.1993 | Communication of observations of patent proprietor (Time limit: M03) | 29.09.1993 | Reply of parties involved to observations of patent proprietor | 07.07.1994 | Date of oral proceedings | 02.08.1994 | Despatch of interlocutory decision in opposition | 02.08.1994 | Despatch of minutes of oral proceedings | 04.08.1994 | Fee for printing new specification paid | 12.08.1994 | Legal effect of interlocutory decision in opposition | 15.11.1994 | Despatch of communication that the patent will be maintained as amended | Fees paid | Renewal fee | 26.08.1987 | Renewal fee patent year 03 | 30.08.1988 | Renewal fee patent year 04 | 30.08.1989 | Renewal fee patent year 05 | 28.08.1990 | Renewal fee patent year 06 | 20.12.1990 | Renewal fee patent year 07 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | FR | 08.01.1992 | GB | 08.01.1992 | [2006/32] |
| Former [1996/15] | GB | 08.01.1992 | Documents cited: | Search | [A]GB2068355 (OKAZAKI K, et al); | [T]EP0173864 (SIEMENS AG [DE]) |