EP0875284 - Method of producing hydrogen using solid electrolyte membrane [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 27.12.2002 Database last updated on 14.06.2024 | Most recent event Tooltip | 04.02.2003 | Change - oral proceedings | Applicant(s) | For all designated states PRAXAIR TECHNOLOGY, INC. 39 Old Ridgebury Road Danbury, CT 06810-5113 / US | [1998/45] | Inventor(s) | 01 /
Keskar, Nitin Ramesh 138 Spicer Creek Run, Atp. 11 Grand Island, New York 14072 / US | 02 /
Prasad, Ravi 12 Yardley Lane East Amherst, New York 14051 / US | 03 /
Gottzman, Christian Friedrich 5308 Thompson Road Clarence, New York 14031 / US | [1998/45] | Representative(s) | Schwan, Gerhard Schwan Schwan Schorer Patentanwälte Bauerstrasse 22 80796 München / DE | [N/P] |
Former [1998/45] | Schwan, Gerhard, Dipl.-Ing. Elfenstrasse 32 81739 München / DE | Application number, filing date | 98107735.7 | 28.04.1998 | [1998/45] | Priority number, date | US19970848200 | 29.04.1997 Original published format: US 848200 | [1998/45] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0875284 | Date: | 04.11.1998 | Language: | EN | [1998/45] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.09.1998 | Classification | IPC: | B01D53/32, B01D53/22, C01B13/02, C01B3/36 | [1998/45] | CPC: |
C01B3/36 (EP,US);
B01D53/228 (EP,US);
B01D53/32 (EP,US);
C01B13/0251 (EP,US);
C01B13/0255 (EP,US);
B01D2257/104 (EP,US);
C01B2210/0046 (EP,US)
(-)
| Designated contracting states | DE, ES, FR, GB, IT, NL [1999/28] |
Former [1998/45] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Verfahren zur Herstellung von Wasserstoff unter der Verwendung einer festen elekrolytischen Membran | [1998/45] | English: | Method of producing hydrogen using solid electrolyte membrane | [1998/45] | French: | Procédé pour la production de l'hydrogen utilisant une membrane solide électrolytique | [1998/45] | Examination procedure | 12.11.1998 | Examination requested [1999/01] | 07.06.2001 | Despatch of a communication from the examining division (Time limit: M08) | 14.02.2002 | Reply to a communication from the examining division | 11.12.2002 | Application withdrawn by applicant [2003/06] | Fees paid | Renewal fee | 03.04.2000 | Renewal fee patent year 03 | 02.04.2001 | Renewal fee patent year 04 | 22.04.2002 | Renewal fee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]US5160713 (MAZANEC TERRY J [US], et al) [A] 1-10* claims 1,7,9 *; | [DA]US5306411 (MAZANEC TERRY J [US], et al) [DA] 1-10 * column 6, line 36 - column 7, line 16 *; | [X]US5599383 (DYER PAUL N [US], et al) [X] 1-10 * column 3, line 63 - column 4, line 3 * * column 10, line 61 - column 10, line 65 * |