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EP0040040
European procedure
Extract from the Register of European Patents
EP About this file: EP0040040
| EP0040040 - Improved extrusion apparatus for preventing the distortion of peripheral cells in extruded honeycomb structures [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 21.05.1985 Database last updated on 18.10.2024 | Most recent event Tooltip | 15.05.1990 | Lapse of the patent in a contracting state | published on 04.07.1990 [1990/27] | Applicant(s) | For all designated states CORNING GLASS WORKS Houghton Park Corning New York 14831 / US | [N/P] |
| Former [1984/31] | For all designated states Corning Glass Works Houghton Park Corning New York 14831 / US | ||
| Former [1981/46] | For all designated states CORNING GLASS WORKS Houghton Park Corning New York 14831 / US | Inventor(s) | 01 /
Frost, Rodney Irving R.D. No. 2 Powderhouse Road Corning New York / US | [1981/46] | Representative(s) | Fentiman, Denis Richard, et al Elkington and Fife High Holborn House 52/54 High Holborn London WC1V 6SH / GB | [1981/46] | Application number, filing date | 81301985.8 | 06.05.1981 | [1981/46] | Priority number, date | US19800148823 | 12.05.1980 Original published format: US 148823 | [1981/46] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0040040 | Date: | 18.11.1981 | Language: | EN | [1981/46] | Type: | A3 Search report | No.: | EP0040040 | Date: | 03.02.1982 | Language: | EN | [1982/05] | Type: | B1 Patent specification | No.: | EP0040040 | Date: | 18.07.1984 | Language: | EN | [1984/29] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.11.1981 | Classification | IPC: | B28B3/20, B29F3/04 | [1981/46] | CPC: |
C03B19/06 (EP,US);
B28B3/269 (EP,US);
B29C48/11 (EP,US);
B29L2031/60 (EP,US)
| Designated contracting states | BE, DE, FR, GB, SE [1981/46] | Title | German: | Extrudiervorrichtung zum Verhindern von Verformungen von peripherischen Zellen extrudierter Wabenkörper | [1981/46] | English: | Improved extrusion apparatus for preventing the distortion of peripheral cells in extruded honeycomb structures | [1981/46] | French: | Dispositif d'extrusion pour empêcher la déformation des cellules périphériques de structures en nid d'abeilles extrudées | [1981/46] | File destroyed: | 15.01.2000 | Examination procedure | 15.07.1982 | Examination requested [1982/38] | 25.03.1983 | Despatch of a communication from the examining division (Time limit: M04) | 04.07.1983 | Reply to a communication from the examining division | 10.10.1983 | Despatch of communication of intention to grant (Approval: ) | 03.01.1984 | Communication of intention to grant the patent | 06.03.1984 | Fee for grant paid | 06.03.1984 | Fee for publishing/printing paid | Opposition(s) | 19.04.1985 | No opposition filed within time limit [1985/30] | Fees paid | Renewal fee | 17.03.1983 | Renewal fee patent year 03 | 21.03.1984 | 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 | SE | 18.07.1984 | [1986/12] | Documents cited: | Search | US4168944 [ ] (MORIKAWA AKIRA, et al); | US4178145 [ ] (HAMAMOTO SHOICHI [JP], et al) |