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EP0576400
European procedure
Extract from the Register of European Patents
EP About this file: EP0576400
| EP0576400 - Method of making piezoelectric pressure-sensitive key or keyboard and product of the method [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 11.07.1997 Database last updated on 31.08.2024 | Most recent event Tooltip | 09.05.2002 | Lapse of the patent in a contracting state New state(s): ES | published on 26.06.2002 [2002/26] | Applicant(s) | For all designated states ALGRA HOLDING AG Alte Steinhauserstrasse 3 CH-6330 Cham / CH | [1993/52] | Inventor(s) | 01 /
Bühlmann, Albert Grabenacherweg 14 CH-5603 Staufen / CH | 02 /
Schenk, Hans Im Brandt CH-5637 Beinwil / CH | [1993/52] | Representative(s) | Ritscher, Thomas Ritscher & Partner AG Resirain 1 8125 Zollikerberg / CH | [N/P] |
| Former [1993/52] | Ritscher, Thomas, Dr. RITSCHER & SEIFERT Patentanwälte VSP Kreuzstrasse 82 CH-8032 Zürich / CH | Application number, filing date | 93810439.5 | 21.06.1993 | [1993/52] | Priority number, date | CH19920001983 | 24.06.1992 Original published format: CH 198392 | [1993/52] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0576400 | Date: | 29.12.1993 | Language: | EN | [1993/52] | Type: | B1 Patent specification | No.: | EP0576400 | Date: | 04.09.1996 | Language: | EN | [1996/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.09.1993 | Classification | IPC: | H01L41/24, H03K17/96 | [1993/52] | CPC: |
H03K17/9643 (EP,US);
H01H13/70 (KR);
H10N30/045 (EP,US);
H10N30/077 (EP,US);
H10N30/302 (EP,US);
H01H2201/02 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LI, LU, NL, PT, SE [1993/52] | Title | German: | Verfahren zur Herstellung einer piezoelektrischen drucksensitiven Taste oder Tastatur und durch dieses Verfahren erhaltenes Produkt | [1993/52] | English: | Method of making piezoelectric pressure-sensitive key or keyboard and product of the method | [1993/52] | French: | Procédé de réalisation d'une touche ou d'un clavier piézoélectrique sensible à la pression et produit obtenu par ce procédé | [1993/52] | Examination procedure | 31.05.1994 | Examination requested [1994/31] | 10.08.1995 | Despatch of communication of intention to grant (Approval: Yes) | 12.12.1995 | Communication of intention to grant the patent | 24.02.1996 | Fee for grant paid | 24.02.1996 | Fee for publishing/printing paid | Opposition(s) | 05.06.1997 | No opposition filed within time limit [1997/35] | Fees paid | Renewal fee | 10.05.1995 | Renewal fee patent year 03 | 10.05.1996 | Renewal fee patent year 04 |
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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 | DK | 04.09.1996 | ES | 04.09.1996 | GR | 04.09.1996 | PT | 04.12.1996 | SE | 04.12.1996 | [2002/26] |
| Former [2000/05] | DK | 04.09.1996 | |
| GR | 04.09.1996 | ||
| PT | 04.12.1996 | ||
| SE | 04.12.1996 | ||
| Former [1998/15] | DK | 04.09.1996 | |
| PT | 04.12.1996 | ||
| SE | 04.12.1996 | ||
| Former [1997/22] | PT | 04.12.1996 | |
| SE | 04.12.1996 | ||
| Former [1997/18] | SE | 04.12.1996 | Documents cited: | Search | [X]GB2161647 (GEN ELECTRIC CO PLC); | [X]FR2570223 (LABO ELECTRONIQUE PHYSIQUE [FR]); | [Y]EP0203261 (PENNWALT CORP [US]); | [X]EP0408306 (NGK INSULATORS LTD [JP]); | [YD]EP0472888 (DYNALAB AG [CH]) |