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EP0430304
European procedure
Extract from the Register of European Patents
EP About this file: EP0430304
| EP0430304 - Separation of gas mixtures [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 01.04.1995 Database last updated on 31.01.2025 | Most recent event Tooltip | 01.04.1995 | No opposition filed within time limit | published on 24.05.1995 [1995/21] | Applicant(s) | For all designated states The BOC Group plc Chertsey Road Windlesham Surrey GU20 6HJ / GB | [N/P] |
| Former [1991/23] | For all designated states The BOC Group plc Chertsey Road Windlesham Surrey GU20 6HJ / GB | Inventor(s) | 01 /
Garrett, Michael Ernest 92 York Road Woking, Surrey / GB | [1991/23] | Representative(s) | Gough, Peter, et al c/o THE BOC GROUP PLC Patent Department Chertsey Road Windlesham Surrey GU20 6HJ / GB | [N/P] |
| Former [1991/23] | Gough, Peter, et al c/o THE BOC GROUP PLC Patent Department Chertsey Road Windlesham Surrey GU20 6HJ / GB | Application number, filing date | 90123048.2 | 19.03.1990 | [1991/23] | Priority number, date | GB19890006594 | 22.03.1989 Original published format: GB 8906594 | [1991/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0430304 | Date: | 05.06.1991 | Language: | EN | [1991/23] | Type: | A3 Search report | No.: | EP0430304 | Date: | 27.11.1991 | Language: | EN | [1991/48] | Type: | B1 Patent specification | No.: | EP0430304 | Date: | 01.06.1994 | Language: | EN | [1994/22] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.10.1991 | Classification | IPC: | B01D53/22 | [1991/23] | CPC: |
B01D53/226 (EP);
B01D53/229 (EP);
B01D53/268 (EP);
B01D2253/104 (EP);
B01D2257/80 (EP);
B01D2259/40001 (EP);
| Designated contracting states | DE, FR, GB [1991/23] | Title | German: | Trennung von Gasgemischen | [1991/23] | English: | Separation of gas mixtures | [1991/23] | French: | Séparation de mélanges de gaz | [1991/23] | Examination procedure | 08.01.1992 | Examination requested [1992/11] | 15.02.1993 | Despatch of a communication from the examining division (Time limit: M04) | 23.04.1993 | Reply to a communication from the examining division | 18.08.1993 | Despatch of communication of intention to grant (Approval: Yes) | 27.09.1993 | Communication of intention to grant the patent | 12.11.1993 | Fee for grant paid | 12.11.1993 | Fee for publishing/printing paid | Parent application(s) Tooltip | EP90302947.8 / EP0390392 | Opposition(s) | 02.03.1995 | No opposition filed within time limit [1995/21] | Fees paid | Renewal fee | 25.02.1992 | Renewal fee patent year 03 | 26.02.1993 | Renewal fee patent year 04 | 24.02.1994 | Renewal fee patent year 05 |
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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]EP0110858 (MONSANTO CO [US]); | [A]EP0266745 (AIR PROD & CHEM [US]); | [A]US4717407 (CHOE JUNG S [US], et al) |