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EP0022897
European procedure
Extract from the Register of European Patents
EP About this file: EP0022897
| EP0022897 - Fluidized bed injection assembly for coal gasification [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.10.1984 Database last updated on 26.03.2025 | Most recent event Tooltip | 02.10.1984 | No opposition filed within time limit | published on 05.12.1984 [1984/49] | Applicant(s) | For all designated states WESTINGHOUSE ELECTRIC CORPORATION Westinghouse Building, Gateway Center Pittsburgh Pennsylvania 15222 / US | [N/P] |
| Former [1981/04] | For all designated states WESTINGHOUSE ELECTRIC CORPORATION Westinghouse Building Gateway Center Pittsburgh Pennsylvania 15222 / US | Inventor(s) | 01 /
Cherish, Peter 5964 Monongahela Avenue Pittsburgh, PA / US | 02 /
Salvador, Louis Albert 274 Maple Drive Greensburg, PA / US | [1981/04] | Representative(s) | Fleuchaus, Leo, et al Fleuchaus & Gallo Melchiorstrasse 42 81479 München / DE | [N/P] |
| Former [1981/04] | Fleuchaus, Leo, Dipl.-Ing., et al Melchiorstrasse 42 D-81479 München / DE | Application number, filing date | 80100786.5 | 15.02.1980 | [1981/04] | Priority number, date | US19790058237 | 17.07.1979 Original published format: US 58237 | [1981/04] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0022897 | Date: | 28.01.1981 | Language: | EN | [1981/04] | Type: | B1 Patent specification | No.: | EP0022897 | Date: | 30.11.1983 | Language: | EN | [1983/48] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.11.1980 | Classification | IPC: | C10J3/50, C10J3/56 | [1981/04] | CPC: |
C10J3/56 (EP,US);
C10J3/482 (EP,US);
C10J3/503 (EP,US);
C10J3/74 (EP,US);
C10J3/76 (EP,US);
C10J2200/09 (EP,US);
C10J2300/093 (EP,US);
C10J2300/0956 (EP,US);
C10J2300/0959 (EP,US);
| Designated contracting states | BE, DE, FR, GB [1981/04] | Title | German: | Wirbelschichtbett-Einspritzvorrichtung für Kohlevergasung | [1981/04] | English: | Fluidized bed injection assembly for coal gasification | [1981/04] | French: | Dispositif d'injection en lit fluidisé pour la gazéification de charbon | [1981/04] | File destroyed: | 12.06.1999 | Examination procedure | 25.07.1981 | Examination requested [1981/40] | 04.12.1981 | Despatch of a communication from the examining division (Time limit: M04) | 18.03.1982 | Reply to a communication from the examining division | 10.05.1982 | Despatch of a communication from the examining division (Time limit: M04) | 07.09.1982 | Reply to a communication from the examining division | 14.02.1983 | Despatch of communication of intention to grant (Approval: ) | 16.05.1983 | Communication of intention to grant the patent | 18.07.1983 | Fee for grant paid | 18.07.1983 | Fee for publishing/printing paid | Opposition(s) | 31.08.1984 | No opposition filed within time limit [1984/49] | Fees paid | Renewal fee | 29.01.1982 | Renewal fee patent year 03 | 11.02.1983 | 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 | US4200494 [ ] (ALBRIGHT CHARLES W [US], et al); | US4146370 [ ] (VAN HERWIJNEN TEUNIS, et al); | FR2296004 [ ] (UNION CARBIDE CORP [US]); | FR1262818 [ ] (STEINMUELLER GMBH L & C, et al); | FR2333852 [ ] (SHELL INT RESEARCH [NL]); | US3933445 [ ] (MUELLER DAVID E, et al); | US2898204 [ ] (FRIEDRICH TOTZEK); | US2886421 [ ] (DICKINSON NORMAN L); | US3110578 [ ] (SEVERSON DONALD E, et al) | Examination | EP0021461 |