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EP0507260
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EP About this file: EP0507260
| EP0507260 - Solid-state preparation of high purity barium sulfate [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 05.10.1995 Database last updated on 19.10.2024 | Most recent event Tooltip | 05.10.1995 | Application deemed to be withdrawn | published on 22.11.1995 [1995/47] | Applicant(s) | For all designated states Hughes Aircraft Company 7200 Hughes Terrace P.O. Box 45066 Los Angeles, California 90045-0066 / US | [N/P] |
| Former [1992/41] | For all designated states Hughes Aircraft Company 7200 Hughes Terrace P.O. Box 45066 Los Angeles, California 90045-0066 / US | Inventor(s) | 01 /
Pastor, Ricardo C. 2201 Manzanita Lane Manhatten Beach, CA 90266 / US | 02 /
Gorre, Luisa E. DECEASED / US | [1992/41] | Representative(s) | Grünecker Patent- und Rechtsanwälte PartG mbB Leopoldstrasse 4 80802 München / DE | [N/P] |
| Former [1992/41] | Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät Maximilianstrasse 58 D-80538 München / DE | Application number, filing date | 92105556.2 | 31.03.1992 | [1992/41] | Priority number, date | US19910678088 | 01.04.1991 Original published format: US 678088 | [1992/41] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0507260 | Date: | 07.10.1992 | Language: | EN | [1992/41] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.07.1992 | Classification | IPC: | C01F11/46 | [1992/41] | CPC: |
C01F11/462 (EP);
C01P2002/72 (EP);
C01P2002/88 (EP);
C01P2006/80 (EP)
| Designated contracting states | DE, FR, GB, IT [1992/41] | Title | German: | Herstellung in festem Zustand von hochreinem Bariumsulfat | [1992/41] | English: | Solid-state preparation of high purity barium sulfate | [1992/41] | French: | Préparation à l'état solide de sulfate de barium ayant une pureté élevée | [1992/41] | File destroyed: | 03.03.2001 | Examination procedure | 02.04.1993 | Examination requested [1993/22] | 16.01.1995 | Despatch of a communication from the examining division (Time limit: M04) | 27.05.1995 | Application deemed to be withdrawn, date of legal effect [1995/47] | 27.06.1995 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1995/47] | Fees paid | Renewal fee | 16.02.1994 | Renewal fee patent year 03 | 15.02.1995 | 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]FR2449649 (AMIANTE [CA]); | [X]GB2216510 (TEXTIMA VEB K [DD]) |