EP0445597 - Method and device for gaseous fuel cell operation [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 12.04.1996 Database last updated on 19.10.2024 | Most recent event Tooltip | 07.03.1997 | Lapse of the patent in a contracting state | published on 23.04.1997 [1997/17] | Applicant(s) | For all designated states GTE Laboratories Incorporated 1209 Orange Street Wilmington Delaware 01901 / US | [N/P] |
Former [1991/37] | For all designated states GTE LABORATORIES INCORPORATED 1209 Orange Street Wilmington Delaware 01901 / US | Inventor(s) | 01 /
Wang, Da Yu 2 Aerial Street Lexington, MA 02173 / US | 02 /
Kennedy, Daniel T. 20 Leroy Drive Burlington, MA 01803 / US | 03 /
MacAllister, Burton W., Jr. 13 Butternut Street Hudson, NH 03051 / US | [1991/37] | Representative(s) | Grünecker Patent- und Rechtsanwälte PartG mbB Leopoldstrasse 4 80802 München / DE | [N/P] |
Former [1991/37] | Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät Maximilianstrasse 58 D-80538 München / DE | Application number, filing date | 91102546.8 | 21.02.1991 | [1991/37] | Priority number, date | US19900490812 | 08.03.1990 Original published format: US 490812 | [1991/37] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0445597 | Date: | 11.09.1991 | Language: | EN | [1991/37] | Type: | A3 Search report | No.: | EP0445597 | Date: | 14.04.1993 | Language: | EN | [1993/15] | Type: | B1 Patent specification | No.: | EP0445597 | Date: | 07.06.1995 | Language: | EN | [1995/23] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.02.1993 | Classification | IPC: | H01M8/12, H01M8/04, G01N27/406, H01M8/24 | [1993/15] | CPC: |
G01N27/417 (EP,US);
H01M8/04089 (EP,US);
H01M8/1231 (EP,US);
Y02E60/50 (EP)
|
Former IPC [1991/37] | H01M8/12, H01M8/04, G01N27/406 | Designated contracting states | DE, FR, GB, IT [1991/37] | Title | German: | Verfahren und Vorrichtung zum Betrieb einer Brennstoffzelle mit gasförmigen Reaktanten | [1991/37] | English: | Method and device for gaseous fuel cell operation | [1991/37] | French: | Méthode et dispositif pour faire fonctionner une pile à combustible à réactants gazeux | [1991/37] | Examination procedure | 24.09.1993 | Examination requested [1993/46] | 26.07.1994 | Despatch of communication of intention to grant (Approval: Yes) | 06.12.1994 | Communication of intention to grant the patent | 07.03.1995 | Fee for grant paid | 07.03.1995 | Fee for publishing/printing paid | Opposition(s) | 08.03.1996 | No opposition filed within time limit [1996/22] | Fees paid | Renewal fee | 26.02.1993 | Renewal fee patent year 03 | 28.02.1994 | Renewal fee patent year 04 | 28.02.1995 | 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. | Lapses during opposition Tooltip | GB | 21.02.1996 | [1997/17] |
Former [1997/14] | GB | 21.02.1996 | Documents cited: | Search | [A]JP60177258 ; | [A]FR1454165 (PHILIPS NV); | [A]US4248941 (LOUIS GEORGE A, et al); | [A]EP0140295 (HITACHI LTD [JP]); | [A]GB2184847 (HONDA MOTOR CO LTD); | [A]GB2188436 (HONDA MOTOR CO LTD); | [A]US4863813 (DYER CHRISTOPHER K [US]) | [A] - JOURNAL OF THE ELECTROCHEMICAL SOCIETY vol. 118, no. 8, August 1971, MANCHESTER, NEW HAMPSHIRE US pages 1376 - 1381 Y. L. SANDLER 'The Response of the Stabilized Zirconia Galvanic Cell to Methane-Oxygen Mixtures' | [A] - PATENT ABSTRACTS OF JAPAN vol. 10, no. 26 (P-425)(2083) 31 January 1986 & JP-A-60 177 258 ( NISSAN JIDOSHA K.K. ) 11 September 1985, & JP60177258 A 19850911 |