EP0108970A3
Hydrogen-bromine cell
Abstract
Eine Wasserstoff/Brom-Zelle mit Zellrahmen aus Graphit, welche die Elektroden umgeben, ist derart ausgestaltet, daß eine Diffusion von Brom durch die Zellrahmen verhindert wird. Dazu ist wenigstens die der Elektrode zugewandte Oberfläche des Zellrahmens an der Brom-Elektrode mit einer Schicht aus Pyrographit versehen.
Term
Term ended
Projected expiry passed 26 October 2003, 22.9 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
1 sheet
Sheet 1
Every citation, both ways
| Document | Relation | Office | Category | Cited during |
|---|---|---|---|---|
| FR2150662A1 | Cites | France | A | Search report |
| US4241104A | Cites | United States of America | A | Search report |
| US4264686A | Cites | United States of America | A | Search report |
4 priority claims, no other members on record
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 3241801 | Germany | A | |
| 3241801 | Germany | – | |
| 3241801 | – | – | – |
| DE19823241801 | – | – | – |
22 legal events, as 2 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Notification of lapseLapsedST | ST | FR | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| Gb: translation of ep patent filed (gb section 77(6)(a)/1977)GBT | GBT | 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 | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | 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
- Publication
- 0108970
- Publication, DOCDB
- 0108970
- Publication, EPODOC
- EP0108970
- Application
- 83110712
- Application, DOCDB
- 83110712
- Application, EPODOC
- EP19830110712
Titles3
- English
- HYDROGEN-BROMINE CELL
- French
- Cellule hydrogène-brome
- German
- Wasserstoff/Brom-Zelle
Classification
- CPC, 5
- H01M4/96
- H01M8/186
- H01M2300/0082
- Y02E60/528
- Y02E60/50
- IPC, 3
- H01M4 96
- H01M8 02
- H01M8 18
Designated states3
- Contracting states, 3
- Germany
- France
- United Kingdom