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EP0450785
European procedure
Extract from the Register of European Patents
EP About this file: EP0450785
| EP0450785 - Air separator [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 21.03.1997 Database last updated on 12.11.2024 | Most recent event Tooltip | 21.03.1997 | No opposition filed within time limit | published on 07.05.1997 [1997/19] | Applicant(s) | For all designated states THE BOC GROUP, INC. 575 Mountain Avenue Murray Hill, New Jersey 07974 / US | [N/P] |
| Former [1995/44] | For all designated states THE BOC GROUP, INC. 575 Mountain Avenue Murray Hill, New Jersey 07974 / US | ||
| Former [1991/41] | For all designated states THE BOC GROUP, INC. 575 Mountain Avenue Murray Hill, New Providence, New Jersey 07974 / US | Inventor(s) | 01 /
Gmelin, Robert C. 15 Norman Place Cranford, NJ 07016 / US | 02 /
LaCava, Alberto I. 2201 Orchard Drive South Plainfield, NJ 07080 / US | [1996/20] |
| Former [1991/41] | 01 /
Gmelin, Robert C. 15 Norman Place Cranford, New Jersey 07016 / US | ||
| 02 /
LaCava, Alberto I. 2201 Orchard Drive South Plainfield, New Jersey 07080 / US | Representative(s) | Gough, Peter, et al c/o THE BOC GROUP PLC Patent Department Chertsey Road Windlesham Surrey GU20 6HJ / GB | [N/P] |
| Former [1991/41] | Gough, Peter, et al c/o THE BOC GROUP PLC Patent Department Chertsey Road Windlesham Surrey GU20 6HJ / GB | Application number, filing date | 91302276.0 | 18.03.1991 | [1991/41] | Priority number, date | US19900498078 | 23.03.1990 Original published format: US 498078 | [1991/41] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0450785 | Date: | 09.10.1991 | Language: | EN | [1991/41] | Type: | B1 Patent specification | No.: | EP0450785 | Date: | 15.05.1996 | Language: | EN | [1996/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.07.1991 | Classification | IPC: | C01B21/04, C01B13/02 | [1991/41] | CPC: |
B01D53/0473 (EP);
B01D53/00 (KR);
C01B13/0259 (EP);
C01B13/027 (EP);
C01B21/045 (EP);
B01D2253/104 (EP);
B01D2253/108 (EP);
B01D2253/304 (EP);
B01D2256/10 (EP);
B01D2257/104 (EP);
B01D2257/80 (EP);
B01D2259/40007 (EP);
B01D2259/4006 (EP);
B01D2259/401 (EP);
B01D2259/4146 (EP);
| Designated contracting states | BE, DE, GB, NL [1991/41] | Title | German: | Lufttrennvorrichtung | [1991/41] | English: | Air separator | [1991/41] | French: | Séparateur d'air | [1991/41] | Examination procedure | 03.04.1992 | Examination requested [1992/23] | 30.08.1993 | Despatch of a communication from the examining division (Time limit: M04) | 04.11.1993 | Reply to a communication from the examining division | 10.12.1993 | Despatch of a communication from the examining division (Time limit: M06) | 14.05.1994 | Reply to a communication from the examining division | 15.09.1994 | Despatch of a communication from the examining division (Time limit: M06) | 31.01.1995 | Reply to a communication from the examining division | 28.06.1995 | Despatch of communication of intention to grant (Approval: Yes) | 19.09.1995 | Communication of intention to grant the patent | 31.10.1995 | Fee for grant paid | 31.10.1995 | Fee for publishing/printing paid | Opposition(s) | 18.02.1997 | No opposition filed within time limit [1997/19] | Fees paid | Renewal fee | 26.02.1993 | Renewal fee patent year 03 | 24.02.1994 | Renewal fee patent year 04 | 20.02.1995 | Renewal fee patent year 05 | 26.02.1996 | Renewal fee patent year 06 |
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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]EP0132756 (BERGWERKSVERBAND GMBH [DE]); | [A]EP0284448 (KOBE STEEL LTD [JP]); | [A]GB2042365 (BOC LTD); | [AD]US3086339 (SKARSTROM CHARLES W, et al); | [AD]US4892566 (BANSAL RAVINDER K [US], et al) | [A] - AIChE Journal, vol. 33, no. 4, April 1987, pages 654 - 662; H.-S. Shin et al.: "Pressure Swing Adsorption: A Theoretical Study of Diffusion-Induced Separations". |