EP0325436 - High-purity magnesia sintered body and process for preparation thereof [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 16.06.1993 Database last updated on 19.07.2024 | Most recent event Tooltip | 16.06.1993 | Application deemed to be withdrawn | published on 04.08.1993 [1993/31] | Applicant(s) | For all designated states Ube Industries, Ltd. 12-32, Nishihonmachi 1-chome Ube-shi Yamaguchi-ken 755-0052 / JP | [N/P] |
Former [1989/30] | For all designated states UBE INDUSTRIES, LTD. 12-32, Nishihonmachi 1-chome Ube-shi, Yamaguchi-ken 755 / JP | Inventor(s) | 01 /
Morita, Mitsuhiko Ube Industries Ltd 12-32 Nishihonmachi 1-chome Ube-shi Yamaguchi / JP | 02 /
Yoshimoto, Yoshio Ube Industries Ltd 12-32 Nishihonmachi 1-chome Ube-shi Yamaguchi / JP | 03 /
Toda, Yasuhiko Ube Industries Ltd 12-32 Nishihonmachi 1-chome Ube-shi Yamaguchi / JP | [1989/30] | Representative(s) | Adams, William Gordon, et al RAWORTH, MOSS & COOK 36 Sydenham Road Croydon Surrey CR0 2EF / GB | [N/P] |
Former [1991/27] | Adams, William Gordon, et al RAWORTH, MOSS & COOK 36 Sydenham Road Croydon Surrey CR0 2EF / GB | ||
Former [1989/30] | Fisher, Bernard Raworth, Moss & Cook 36 Sydenham Road Croydon Surrey CR0 2EF / GB | Application number, filing date | 89300463.0 | 18.01.1989 | [1989/30] | Priority number, date | JP19880010581 | 22.01.1988 Original published format: JP 1058188 | [1989/30] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0325436 | Date: | 26.07.1989 | Language: | EN | [1989/30] | Type: | A3 Search report | No.: | EP0325436 | Date: | 09.05.1990 | Language: | EN | [1990/19] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.03.1990 | Classification | IPC: | C04B35/04, C01F5/04 | [1989/30] | CPC: |
C01F5/04 (EP);
C04B35/053 (EP);
C01P2006/12 (EP);
C01P2006/80 (EP)
| Designated contracting states | DE, FR, GB [1989/30] | Title | German: | Gesinterter Körper aus hochreinem Magnesiumoxid und Verfahren zu seiner Herstellung | [1989/30] | English: | High-purity magnesia sintered body and process for preparation thereof | [1989/30] | French: | Corps fritté en magnésie de haute pureté et son procédé de préparation | [1989/30] | File destroyed: | 12.06.1999 | Examination procedure | 28.01.1989 | Examination requested [1989/30] | 13.12.1991 | Despatch of a communication from the examining division (Time limit: M06) | 15.06.1992 | Reply to a communication from the examining division | 11.09.1992 | Despatch of a communication from the examining division (Time limit: M04) | 22.01.1993 | Application deemed to be withdrawn, date of legal effect [1993/31] | 02.03.1993 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1993/31] | Fees paid | Renewal fee | 18.12.1990 | Renewal fee patent year 03 | 20.01.1992 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 31.01.1993 | 05   M06   Not yet paid |
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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 | [Y]CZ139208 | [X] - CHEMICAL ABSTRACTS, vol. 102, no. 26, page 263, 1st July 1985, abstract no. 224858y, Columbus, Ohio, US | [Y] - CHEMICAL ABSTRACTS, vol. 76, no. 14, page 123, 3rd April 1972, abstract no. 74379w, Columbus, Ohio, US; & CZ-A-139 208 (N. HORACEK et al.), & CZ139208 A 00000000 | [X] - ADVANCES IN CERAMICS, vol. 21: "Ceramic Powder Science", 1987, pages 271-277; A. NISHIDA et al.: "Properties of ultrafine magnesium oxide powders prepared by vapor-phase oxidation", & CHEMICAL ABSTRACTS, vol. 108, no. 20, page 305, abstract no. 172265e | [A] - JOURNAL OF MATERIALS SCIENCE, vol. 21, no. 4, April 1986, pages 1429-1435; "Sinterability of various high-purity magnesium oxide powders" | [A] - CHEMICAL ABSTRACTS, vol. 65, no. 10, 1966, abstract no. 14900d, Columbus, Ohio, US |