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EP0160131
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EP About this file: EP0160131
| EP0160131 - Removal of arsine or other hydride contamination [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 08.02.1988 Database last updated on 14.11.2024 | Most recent event Tooltip | 31.07.2009 | Change - representative | published on 02.09.2009 [2009/36] | Applicant(s) | For all designated states CHEMICAL ENGINEERING TECHNOLOGY, INC. P.O. Box 467 Lake Charles Louisiana 70602 / US | [N/P] |
| Former [1985/45] | For all designated states CHEMICAL ENGINEERING TECHNOLOGY, INC. P.O. Box 467 Lake Charles Louisiana 70602 / US | Inventor(s) | 01 /
Foster, David Ian 1232 Louisiana Avenue Lake Charles LA 70601 / US | 02 /
Scott, Paul Thomas 1121 Harbour Light Corpus Christi TX 78412 / US | 03 /
Pierick, Mark W. 5525 Wooldridge Road Corpus Christi TX 78413 / US | 04 /
Shaddock, Clarence L., Jr. 2038 20th Street Lake Charles LA 70601 / US | [1985/45] | Representative(s) | Harrison, David Christopher, et al Mewburn Ellis LLP City Tower 40 Basinghall Street London EC2V 5DE / GB | [N/P] |
| Former [2009/36] | Harrison, David Christopher, et al Mewburn Ellis LLP 33 Gutter Lane London EC2V 8AS / GB | ||
| Former [1985/45] | Harrison, David Christopher, et al MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP / GB | Application number, filing date | 84302184.1 | 30.03.1984 | [1985/45] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0160131 | Date: | 06.11.1985 | Language: | EN | [1985/45] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 08.01.1985 | Classification | IPC: | B01D53/34, C07C7/148 | [1985/45] | CPC: |
C07C7/1485 (EP,US);
B01D53/14 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1985/45] | Title | German: | Abtrennung von Arsin oder anderen kontaminierenden Hydriden | [1985/45] | English: | Removal of arsine or other hydride contamination | [1985/45] | French: | Elimination d'arsine ou d'autres hydrures contaminants | [1985/45] | File destroyed: | 08.08.1994 | Examination procedure | 24.02.1986 | Examination requested [1986/17] | 01.07.1987 | Despatch of a communication from the examining division (Time limit: M04) | 30.09.1987 | Application deemed to be withdrawn, date of legal effect [1988/13] | 29.10.1987 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [1988/13] | Fees paid | Renewal fee | 20.03.1986 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 31.03.1987 | 04 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 | [A]US3485859 (REIF WERNER, et al); | [A]US3833498 (STAHFELD D); | [A]US3812200 (GREY E, et al) |