EP1544937A4
Method for removing lead sulfate film formed in lead-acid battery
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 17 September 2023, 3 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
5 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4 Sheet 5
Every citation, both ways
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| US2001019257A1 | Cites | United States of America | – | Search report | – |
| US5677612A | Cites | United States of America | – | Search report | – |
| US5998968A | Cites | United States of America | – | Search report | – |
| US6172486B1 | Cites | United States of America | – | Search report | – |
| US6184650B1 | Cites | United States of America | – | Search report | – |
| US6307352B1 | Cites | United States of America | – | Search report | – |
| WO9617426A1 | Cites | World Intellectual Property Organization (WIPO) | Y | Search report | 3 |
| USRE35643E | Cites | United States of America | – | Search report | – |
| WO9617426A | Cites | World Intellectual Property Organization (WIPO) | – | – | – |
| See also references of WO 2004030138A1 | Non-patent | – | – | Search report | – |
25 members in 9 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 2002315069 | Japan | – | |
| 2002315069 | Japan | A | |
| 0311839 | Japan | W |
Members25
| Document | Office | Kind | |
|---|---|---|---|
| CA2500007A1 | Canada | A1 | |
| CA2500008A1 | Canada | A1 | |
| WO2004030137A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO2004030138A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU2003264467A1 | Australia | A1 | |
| AU2003266524A1 | Australia | A1 | |
| KR20050057543A | Republic of Korea | A | |
| KR20050057544A | Republic of Korea | A | |
| EP1544936A1 | European Patent Office (EPO) | A1 | |
| EP1544937A1 | European Patent Office (EPO) | A1 | |
| CN1685557A | China | A | |
| CN1685558A | China | A | |
| JPWO2004030137A1 | Japan | A1 | |
| JPWO2004030138A1 | Japan | A1 | |
| US2006065547A1 | United States of America | A1 | |
| US2006065548A1 | United States of America | A1 | |
| HK1082985A1 | Hong Kong, China | A1 | |
| HK1082986A1 | Hong Kong, China | A1 | |
| JP3902212B2 | Japan | B2 | |
| CN1319205C | China | C | |
| CN1320691C | China | C | |
| AU2003266524B2 | Australia | B2 | |
| EP1544936A4 | European Patent Office (EPO) | A4 | |
| EP1544937A4This record | European Patent Office (EPO) | A4 | |
| AU2003266524B8 | Australia | B8 |
10 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Application deemed to be withdrawnWithdrawn18D | 18D | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA | STAA | |
| First examination report despatched17Q | 17Q | |
| Supplementary search report drawn up and despatchedA4 | A4 | |
| Request for extension of the european patent (deleted)DAX | DAX | |
| Designated contracting states (corrected)RBV | RBV | |
| Request for examination filed17P | 17P | |
| Designated contracting statesAK | AK | |
| Request for extension of the european patentAX | AX | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 1544937
- Application
- 37984101
Titles3
- German
- VERFAHREN ZUM ENTFERNEN EINES IN EINER BLEIBATTERIE GEBILDETEN BLEISULFATFILMS
- English
- METHOD FOR REMOVING LEAD SULFATE FILM FORMED IN LEAD-ACID BATTERY
- French
- PROCEDE POUR RETIRER UN FILM DE SULFATE DE PLOMB FORME DANS UN ACCUMULATEUR AU PLOMB
Classification
- CPC, 6
- H01M10/4242
- H02J7/875
- H01M10/42
- Y02E60/10
- Y02W30/84
- H02J7/927
- IPC, 2
- H01M10 42
- H02J7 00
Designated states7
- Contracting states, 7
- Switzerland
- Germany
- France
- United Kingdom
- Italy
- Liechtenstein
- Sweden