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EP0135936
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EP About this file: EP0135936
| EP0135936 - Production of oxygen enriched air [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 15.11.1989 Database last updated on 31.08.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007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. Route no. 222 Trexlertown Pennsylvania 18087 / US | [N/P] |
| Former [1985/14] | For all designated states AIR PRODUCTS AND CHEMICALS, INC. Route no. 222 Trexlertown Pennsylvania 18087 / US | Inventor(s) | 01 /
Kratz, Wilbur Clymer 7057 Heater Road Macungie, PA 18062 / US | 02 /
Sircar, Shivaji 1508 Bogie Avenue Wescosville, PA 18106 / US | [1985/14] | Representative(s) | Sandmair, Kurt, et al Patentanwälte Schwabe, Sandmair, Marx Postfach 86 02 45 81629 München / DE | [N/P] |
| Former [1985/43] | Sandmair, Kurt, Dr. Dr., et al Patentanwälte Schwabe, Sandmair, Marx Postfach 86 02 45 D-81629 München / DE | ||
| Former [1985/14] | Sandmair, Kurt, Dr. Dr. Patentanwälte Schwabe, Sandmair, Marx Stuntzstrasse 16 D-81677 München / DE | Application number, filing date | 84111554.6 | 27.09.1984 | [1985/14] | Priority number, date | US19830537309 | 29.09.1983 Original published format: US 537309 | [1985/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0135936 | Date: | 03.04.1985 | Language: | EN | [1985/14] | Type: | A3 Search report | No.: | EP0135936 | Date: | 11.05.1988 | Language: | EN | [1988/19] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.03.1988 | Classification | IPC: | B01D53/04, C01B13/02 | [1985/14] | CPC: |
B01D53/047 (EP);
C01B13/02 (KR);
F25J1/00 (KR);
B01D2253/102 (EP);
B01D2253/104 (EP);
B01D2253/106 (EP);
B01D2253/108 (EP);
B01D2256/12 (EP);
B01D2257/102 (EP);
B01D2257/504 (EP);
B01D2257/80 (EP);
B01D2259/4003 (EP);
B01D2259/4006 (EP);
B01D2259/40062 (EP);
B01D2259/403 (EP);
B01D2259/404 (EP);
B01D2259/4146 (EP);
B01D53/0473 (EP);
| Designated contracting states | BE, DE, FR, GB, NL, SE [1985/14] | Title | German: | Verfahren zur Herstellung von sauerstoffangereicherter Luft | [1985/28] | English: | Production of oxygen enriched air | [1985/14] | French: | Production d'air enrichi d'oxygène | [1985/28] | File destroyed: | 14.07.1995 | Examination procedure | 04.11.1988 | Examination requested [1989/01] | 17.02.1989 | Despatch of a communication from the examining division (Time limit: M04) | 28.06.1989 | Application deemed to be withdrawn, date of legal effect [1990/01] | 02.08.1989 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1990/01] | 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 | 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 | [A]US3155468 (DE MONTGAREUIL PIERRE GUERIN, et al); | [A]GB1166518 (BERGWERKSVERBAND GMBH [DE]); | [AD]US3717974 (BATTA L); | [AD]US4013429 (SIRCAR SHIVAJI, et al); | [A]US4070164 (MIWA KISHIO, et al) |