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EP0790856
European procedure
Extract from the Register of European Patents
EP About this file: EP0790856
| EP0790856 - PROCESS FOR TREATING H 2S CONTAINING GAS STREAMS [Right-click to bookmark this link] | |||
| Former [1997/35] | PROCESS FOR TREATING H 2?S CONTAINING GAS STREAMS | ||
| [1998/52] | Status | No opposition filed within time limit Status updated on 29.10.1999 Database last updated on 19.10.2024 | Most recent event Tooltip | 29.10.1999 | No opposition filed within time limit | published on 15.12.1999 [1999/50] | Applicant(s) | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center Midland, Michigan 48674 / US | [1997/48] |
| Former [1997/35] | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center, Abbott Road Midland, Michigan 48640 / US | Inventor(s) | 01 /
HAMMOND, Charles, A. 415 Huckleberry Lake Jackson, TX 77566 / US | 02 /
OOSTWOUDER, Shelby, P. 343 Tamerlaine Drive Houston, TX 77024 / US | 03 /
LANNING, Robert, Allan 30 Brookline Court The Woodlands, TX 77381 / US | [1997/35] | Representative(s) | Raynor, John Beck Greener Fulwood House 12 Fulwood Place London WC1V 6HR / GB | [N/P] |
| Former [1997/35] | Raynor, John W.H. Beck, Greener & Co 7 Stone Buildings Lincoln's Inn London WC2A 3SZ / GB | Application number, filing date | 95944710.3 | 07.11.1995 | [1997/35] | WO1995US14460 | Priority number, date | US19940336439 | 09.11.1994 Original published format: US 336439 | [1997/35] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9614921 | Date: | 23.05.1996 | Language: | EN | [1996/23] | Type: | A1 Application with search report | No.: | EP0790856 | Date: | 27.08.1997 | Language: | EN | The application published by WIPO in one of the EPO official languages on 23.05.1996 takes the place of the publication of the European patent application. | [1997/35] | Type: | B1 Patent specification | No.: | EP0790856 | Date: | 23.12.1998 | Language: | EN | [1998/52] | Search report(s) | International search report - published on: | EP | 23.05.1996 | Classification | IPC: | B01D53/50, B01D53/52 | [1997/35] | CPC: |
B01D53/501 (EP,US);
B01D53/52 (EP,US);
Y10S423/19 (EP,US)
| Designated contracting states | GR, IT [1997/35] | Title | German: | VERFAHREN ZUM BEHANDELN VON H2S ENTHALTENDEN GASARTIGEN STRÖMUNGEN | [1997/35] | English: | PROCESS FOR TREATING H 2S CONTAINING GAS STREAMS | [1998/52] | French: | PROCEDE DE TRAITEMENT DE FLUX GAZEUX CONTENANT H 2S | [1998/52] |
| Former [1997/35] | PROCESS FOR TREATING H 2?S CONTAINING GAS STREAMS | ||
| Former [1997/35] | PROCEDE DE TRAITEMENT DE FLUX GAZEUX CONTENANT H 2?S | Entry into regional phase | 30.05.1997 | National basic fee paid | 30.05.1997 | Designation fee(s) paid | 30.05.1997 | Examination fee paid | Examination procedure | 09.05.1996 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 30.05.1997 | Examination requested [1997/35] | 18.11.1997 | Despatch of communication of intention to grant (Approval: No) | 18.05.1998 | Despatch of communication of intention to grant (Approval: later approval) | 22.06.1998 | Communication of intention to grant the patent | 29.08.1998 | Fee for grant paid | 29.08.1998 | Fee for publishing/printing paid | Opposition(s) | 24.09.1999 | No opposition filed within time limit [1999/50] | Fees paid | Renewal fee | 27.08.1997 | Renewal fee patent year 03 | 21.08.1998 | 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. | Cited in | International search | [DX]US4830838 (KENT VAN A [US], et al) [DX] 1* claims 1-37 * |