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EP0012799
European procedure
Extract from the Register of European Patents
EP About this file: EP0012799
| EP0012799 - Lapping device for annular workpieces [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.09.2016 Database last updated on 26.04.2025 | Most recent event Tooltip | 14.09.2016 | No opposition filed within time limit | Applicant(s) | For all designated states GOETZE AG Bürgermeister-Schmidt-Strasse 17 D-51399 Burscheid / DE | [1980/14] | Inventor(s) | 01 /
Dörner, Hubert Rosenkranz 5 D-5093 Burscheid 1 / DE | [1980/14] | Representative(s) | Weiss, Jürgen Goetze AG ZT Patente 1329 Postfach 12 20 51388 Burscheid / DE | [N/P] |
| Former [1981/52] | Weiss, Jürgen Goetze AG ZT Patente 1329 Postfach 12 20 D-51388 Burscheid / DE | Application number, filing date | 79103751.8 | 02.10.1979 | [1980/14] | Priority number, date | DE19782854952 | 20.12.1978 Original published format: DE 2854952 | [1980/14] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0012799 | Date: | 09.07.1980 | Language: | DE | [1980/14] | Type: | B1 Patent specification | No.: | EP0012799 | Date: | 30.12.1981 | Language: | DE | [1981/52] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.04.1980 | Classification | IPC: | B24B37/02 | [1980/14] | CPC: |
B24D99/00 (EP,US);
B24B19/11 (EP,US);
B24B37/02 (EP,US)
| Designated contracting states | CH, DE, GB, IT [1980/14] | Title | German: | Vorrichtung zum Läppen ringförmiger Werkstücke | [1980/14] | English: | Lapping device for annular workpieces | [1980/14] | French: | Dispositif pour le rodage de pièces annulaires | [1980/14] | Examination procedure | 24.07.1980 | Examination requested [1980/21] | 07.01.1981 | Despatch of a communication from the examining division (Time limit: M04) | 20.01.1981 | Reply to a communication from the examining division | 03.04.1981 | Despatch of communication of intention to grant (Approval: ) | 06.05.1981 | Communication of intention to grant the patent | 19.06.1981 | Fee for grant paid | 19.06.1981 | Fee for publishing/printing paid | Opposition(s) | 30.09.1982 | No opposition filed within time limit [ N /P ] | Fees paid | Renewal fee | 09.09.1981 | Renewal fee patent year 03 |
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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. | Documents cited: | Search | DD57304 [ ]; | US2195056 [ ] (WALLACE DAVID A); | GB551076 [ ] (WELLWORTHY PISTON RINGS LTD, et al); | GB1125079 [ ] (CROSS MFG CO 1938 LTD) | [ ] - W. LATZIG "Lappen, Die Grundlagen und ihre praktische Anwendung" 1950, C. HANSER, VERLAG, MunchenSeiten 85 bis 87 und 96 bis 99 * Seiten 85 bis 87; Fig. 83 bis 85; Seiten 97 bis 99; Fig. 98 * | [ ] - MACHINERY AND PRODUCTION ENGINEERING2. April 1975 London F.W. HERRIDGE "New lapping-in lines for wellworthy piston rings" Seiten 322 bis 325 * Seite 323; Fig. 2; Seite 324; Fig. 5 * |