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EP0388892
European procedure
Extract from the Register of European Patents
EP About this file: EP0388892
| EP0388892 - Method for plastic-working ingots of heat-resistant alloy containing boron [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 12.08.1995 Database last updated on 02.11.2024 | Most recent event Tooltip | 23.02.1996 | Lapse of the patent in a contracting state | published on 10.04.1996 [1996/15] | Applicant(s) | For all designated states MITSUBISHI MATERIALS CORPORATION 6-1, Otemachi 1-chome Chiyoda-ku Tokyo / JP | [N/P] |
| Former [1991/36] | For all designated states MITSUBISHI MATERIALS CORPORATION 6-1, Otemachi 1-chome Chiyoda-ku Tokyo / JP | ||
| Former [1990/39] | For all designated states Mitsubishi Metal Corporation 5-2, Otemachi 1-chome Chiyoda-ku Tokyo / JP | Inventor(s) | 01 /
Sahira, Kensho, c/o Chuo Kenkyusho MITSUBISHI KINZUKU K.K. 1-297, Kitabukuro-cho Omiya-shi, Saitama-ken / JP | 02 /
Takeiri, Toshiki, c/o Okegawa Daiichi Seisakusho MITSUBISHI KINZOKU K.K., 1230, Kamihideya Okegawa-shi, Saitama-ken / JP | 03 /
Kurauchi, Nobuyoshi, c/o Okegawa Daiichi Seisakush MITSUBISHI KINZOKU K.K., 1230, Kamihideya Okegawa-shi, Saitama-ken / JP | [1990/39] | Representative(s) | Hansen, Bernd, et al Hoffmann Eitle Patent- und Rechtsanwälte Postfach 81 04 20 81904 München / DE | [N/P] |
| Former [1990/39] | Hansen, Bernd, Dr.rer.nat., et al Hoffmann, Eitle & Partner Patentanwälte Postfach 81 04 20 D-81904 München / DE | Application number, filing date | 90105246.4 | 20.03.1990 | [1990/39] | Priority number, date | JP19890068868 | 20.03.1989 Original published format: JP 6886889 | JP19890068869 | 20.03.1989 Original published format: JP 6886989 | JP19890068870 | 20.03.1989 Original published format: JP 6887089 | [1990/39] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0388892 | Date: | 26.09.1990 | Language: | EN | [1990/39] | Type: | B1 Patent specification | No.: | EP0388892 | Date: | 12.10.1994 | Language: | EN | [1994/41] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.06.1990 | Classification | IPC: | C22F1/10, // C22C19/05 | [1990/39] | CPC: |
C22F1/10 (EP,US)
| Designated contracting states | DE, FR, GB [1990/39] | Title | German: | Verfahren zur plastischen Verformung von Blöcken aus hitzebeständiger borhaltiger Legierung | [1990/39] | English: | Method for plastic-working ingots of heat-resistant alloy containing boron | [1990/39] | French: | Méthode de travail plastique de lingots en alliages résistant à la chaleur contenant du bore | [1990/39] | Examination procedure | 13.12.1990 | Examination requested [1991/06] | 13.04.1993 | Despatch of a communication from the examining division (Time limit: M06) | 12.10.1993 | Reply to a communication from the examining division | 13.12.1993 | Despatch of communication of intention to grant (Approval: Yes) | 06.04.1994 | Communication of intention to grant the patent | 16.06.1994 | Fee for grant paid | 16.06.1994 | Fee for publishing/printing paid | Opposition(s) | 13.07.1995 | No opposition filed within time limit [1995/40] | Fees paid | Renewal fee | 30.03.1992 | Renewal fee patent year 03 | 31.03.1993 | Renewal fee patent year 04 | 31.03.1994 | Renewal fee patent year 05 |
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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 | GB | 20.03.1995 | [1996/15] | Documents cited: | Search | [Y]JP6240336 ; | [A]DE1214883 (UNION CARBIDE CORP); | [Y]US3519503 (MOORE JOSEPH B, et al); | [A]US4401480 (CROMBIE III EDWIN A [US]); | [A]EP0184136 (GEN ELECTRIC [US]); | [A]EP0226458 (INCO ALLOYS INT [US]) | [Y] - PATENT ABSTRACTS OF JAPAN, vol. 11, no. 229 (C-436)[2676], 25th July 1987; & JP-A-62 40 336 (MITSUBISHI METAL CORP.) 21-02-1987, & JP6240336 A 00000000 | [A] - G.W. MEETHAM: "The development of gas turbine materials", 1981, pages 296-298, Applied Science Publishing, London, GB |