EP0140973A4
Air cell electrode and process for preparing its catalyst.
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 21 July 2003, 23.2 years ago.
- Priority and filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Reference | Relation | Cited during |
|---|---|---|
| PATENTS ABSTRACTS OF JAPAN, vol. 7, no. 226 (E-202)[1371], October 7, 1983; & JP - A - 58 117 648 (MATSUSHITA DENKI SANGYO K.K.) 13-07-1983 | Non-patent | Search report |
| PATENTS ABSTRACTS OF JAPAN, vol. 8, no. 272 (E-284)[1709], December 13, 1984; & JP - A - 59 143 276 (MATSUSHITA DENKI SANGYO K.K.) 16-08-1984 | Non-patent | Search report |
| GMELINS HANDBUCH DER ANORGANISCHEN CHEMIE "MANGAN", system no. 56, part C, "Verbindungen" Edition 8, 1973, pages 395,399-401,124-126, Verlag Chemie, Weinheim, DE; | Non-patent | Search report |
| HELVETICA CHEMICA ACTA, vol. 50, no. 209, fasciculus 7, 1967; pages 2023-2034; H.R. OSWALD et al.: "Die Kristallstrukturen von Mn5O8 und Cd2Mn3O8" | Non-patent | Search report |
| CHEMICAL ABSTRACTS, vol. 91, no. 18, October 29, 1979, pages 669-670, abstract 150522q, Columbus, Ohio, US; A. AGOPSOWICZ et al.: "Thermal behavior of partially reduced gamma-manganese dioxide in argon atmosphere", & THERMOCHIM. ACTA 1979, 32(1-2), 63-71 | Non-patent | Search report |
| CHEMICAL ABSTRACTS, vol. 92, no. 12, March 1980, page 640, abstract 103588b, Columbus, Ohio, US; J.A. LEE et al.: "Thermal decomposition of manganese oxyhydroxide", & J. SOLID STATE CHEM. 1980, 31(1), 81-93 | Non-patent | Search report |
8 members in 5 offices
Members8
| Document | Office | Kind | |
|---|---|---|---|
| JPS59171468A | Japan | A | |
| WO8403799A1 | World Intellectual Property Organization (WIPO) | A1 | |
| EP0140973A1 | European Patent Office (EPO) | A1 | |
| EP0140973A4This record | European Patent Office (EPO) | A4 | |
| US4595643A | United States of America | A | |
| EP0140973B1 | European Patent Office (EPO) | B1 | |
| DE3376372D1 | Germany | D1 | |
| JPH0369145B2 | Japan | B2 |
21 legal events, as 3 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| European patent in force as of 2002-01-01IF02 | IF02 | GB | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Notification of lapseLapsedST | ST | FR | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Register noted 'licences of right' (sect. 46/1977)746 | 746 | GB | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| No opposition filedOpposition26N | 26N | EP | |
| No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE | PLBE | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA | STAA | EP | |
| Fr: translation filedET | ET | EP | |
| Corresponds to:REF | REF | EP | |
| Designated contracting statesAK | AK | EP | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP |
Numbers
- Application
- 83902289
Titles3
- German
- LUFTDEPOLARISIERTE ELEKTRODE UND VERFAHREN ZUR HERSTELLUNG IHRER KATALYSATORS.
- English
- AIR CELL ELECTRODE AND PROCESS FOR PREPARING ITS CATALYST.
- French
- ELECTRODE DE PILE A DEPOLARISATION PAR L'AIR ET PROCEDE DE PREPARATION DE SON CATALYSEUR.
Classification
- CPC, 8
- C01G45/02
- C01P2002/72
- C01P2002/74
- C01P2002/77
- C01P2004/03
- C01P2004/10
- H01M4/9016
- H01M12/06
- IPC, 5
- B01J23 34
- C01G45 02
- H01M4 50
- H01M4 90
- H01M12 06
Designated states3
- Contracting states, 3
- Germany
- France
- United Kingdom