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EP0135921
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EP About this file: EP0135921
| EP0135921 - Control system for air fractionation by selective adsorption [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 19.04.1990 Database last updated on 12.11.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states AIR PRODUCTS AND CHEMICALS, INC. P.O. Box 538 Allentown, Pennsylvania 18105 / US | [1985/14] | Inventor(s) | 01 /
Koch, William R. RD1, Box 1216 Fleetwood, PA 19522 / US | [1985/14] | Representative(s) | Kador & Partner Part mbB Corneliusstraße 15 80469 München / DE | [N/P] |
| Former [1985/14] | Kador & Partner Corneliusstrasse 15 D-80469 München / DE | Application number, filing date | 84111253.5 | 20.09.1984 | [1985/14] | Priority number, date | US19830537305 | 29.09.1983 Original published format: US 537305 | US19840612821 | 22.05.1984 Original published format: US 612821 | [1985/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0135921 | Date: | 03.04.1985 | Language: | EN | [1985/14] | Type: | A3 Search report | No.: | EP0135921 | Date: | 25.05.1988 | Language: | EN | [1988/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.04.1988 | Classification | IPC: | B01D53/04, C01B13/02, C01B21/04 | [1985/14] | CPC: |
B01D53/0476 (EP,US);
B01D53/04 (KR);
B01D53/0454 (EP,US);
B01D2253/102 (EP,US);
B01D2253/104 (EP,US);
B01D2253/106 (EP,US);
B01D2253/108 (EP,US);
B01D2253/308 (EP,US);
B01D2256/12 (EP,US);
B01D2257/102 (EP,US);
B01D2257/504 (EP,US);
B01D2257/80 (EP,US);
B01D2259/40009 (EP,US);
B01D2259/404 (EP,US);
B01D2259/4145 (EP,US);
| Designated contracting states | DE, FR, GB [1985/14] | Title | German: | Kontrollsystem für die Fraktionierung von Luft durch selektive Adsorption | [1985/28] | English: | Control system for air fractionation by selective adsorption | [1985/14] | French: | Système de contrôle pour le fractionnement d'air par adsorption sélective | [1985/28] | File destroyed: | 27.01.1999 | Examination procedure | 26.11.1988 | Application deemed to be withdrawn, date of legal effect [1990/23] | 09.01.1990 | Despatch of communication that the application is deemed to be withdrawn, reason: examination fee not paid in time [1990/23] | Fees paid | Renewal fee | 25.08.1986 | Renewal fee patent year 03 | 19.08.1987 | Renewal fee patent year 04 | 22.08.1988 | Renewal fee patent year 05 | Penalty fee | Penalty fee Rule 85b EPC 1973 | 10.11.1989 | M01 Not yet paid | Additional fee for renewal fee | 02.10.1989 | 06 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 | [Y]US3659399 (KAUER GEORGE C JR, et al); | [YD]US4013429 (SIRCAR SHIVAJI, et al); | [A]US2944627 (SKARSTROM CHARLES W); | [A]DE2837281 (LINDE AG); | [AD]EP0016558 (AIR PROD & CHEM [US]) |