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EP0412122
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EP About this file: EP0412122
| EP0412122 - SUPERPLASTIC SINTERED MAGNESIUM-OXIDE CERAMIC [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 09.12.1992 Database last updated on 16.11.2024 | Most recent event Tooltip | 21.11.1997 | Change - applicant | published on 07.01.1998 [1998/02] | Applicant(s) | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center Midland, Michigan 48674 / US | [1998/02] |
| Former [1991/07] | For all designated states THE DOW CHEMICAL COMPANY P.O. Box 1967 Midland, Michigan 48641-1967 / US | Inventor(s) | 01 /
SRINIVASAN, Gajawalli, V. 228 Douglas Street, Apt.2 Salt Lake City, UT 84102 / US | 02 /
VIRKAR, Anil V. 1875 Suzette Circle Salt Lake City, UT 84106 / US | [1991/07] | Representative(s) | Raynor, John, et al Beck Greener Fulwood House 12 Fulwood Place London WC1V 6HR / GB | [N/P] |
| Former [1991/07] | Raynor, John, et al W.H. Beck, Greener & Co 7 Stone Buildings Lincoln's Inn London WC2A 3SZ / GB | Application number, filing date | 89906656.7 | 27.04.1989 | [1991/07] | WO1989US01769 | Priority number, date | US19880188402 | 29.04.1988 Original published format: US 188402 | [1991/07] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO8910337 | Date: | 02.11.1989 | Language: | EN | [1989/26] | Type: | A1 Application with search report | No.: | EP0412122 | Date: | 13.02.1991 | Language: | EN | The application published by WIPO in one of the EPO official languages on 02.11.1989 takes the place of the publication of the European patent application. | [1991/07] | Search report(s) | International search report - published on: | EP | 02.11.1989 | Classification | IPC: | C04B35/04, C04B35/48, C04B35/64 | [1991/07] | CPC: |
C04B35/053 (EP);
C04B35/0435 (EP);
C04B35/48 (EP);
C04B35/486 (EP);
C04B35/645 (EP)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1991/07] | Title | German: | SUPERPLASTISCHE GESINTERTE MAGNESIUMOXID-KERAMIK | [1991/07] | English: | SUPERPLASTIC SINTERED MAGNESIUM-OXIDE CERAMIC | [1991/07] | French: | CERAMIQUE A L'OXYDE DE MAGNESIUM SUPERPLASTIQUE FRITTEE | [1991/07] | File destroyed: | 12.06.1999 | Entry into regional phase | 26.10.1990 | National basic fee paid | 26.10.1990 | Designation fee(s) paid | 26.10.1990 | Examination fee paid | Examination procedure | 29.11.1989 | Request for preliminary examination filed International Preliminary Examining Authority: DE | 26.10.1990 | Examination requested [1991/07] | 16.03.1992 | Despatch of a communication from the examining division (Time limit: M04) | 28.07.1992 | Application deemed to be withdrawn, date of legal effect [1993/04] | 27.08.1992 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1993/04] | Fees paid | Renewal fee | 26.10.1990 | Renewal fee patent year 03 | 02.03.1992 | 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. | Documents cited: | Search | [Y]WO8702658 ; | [Y]EP0212659 ; | [A]US3954488 ; | [AD]WO8602594 ; | [A]JPS62119005 | International search | WO8702658 [ ]; | US3954488 [ ]; | WO8602594 [ ] |