EP1598407A3
Coolant composition
Abstract
A coolant composition having anticorrosion properties against both aluminum and magnesium is provided. A coolant composition comprises a melting point depression agent selected from glycols and alcohols as the main component, and it contains a corrosion inhibitor selected from fluorides and a tribasic acid of an organic carboxylic acid or an alkali metal salt thereof.
Term
Term ended
Projected expiry passed 13 May 2025, 1.4 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0995785A1 | Cites | European Patent Office (EPO) | DX | Search report | 1,6,7 |
| DE10235477A1 | Cites | Germany | A | Search report | 1-3,5,7 |
| WO2004050785A2 | Cites | World Intellectual Property Organization (WIPO) | PX | Search report | 1,2,4 |
| US5000866A | Cites | United States of America | A | Search report | 1 |
| US5080818A | Cites | United States of America | A | Search report | 1-3,7 |
| US5100571A | Cites | United States of America | A | Search report | 1,5 |
| US5387360A | Cites | United States of America | X | Search report | 1,2,7 |
7 members in 4 offices
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 2004146597 | Japan | A | |
| 2004146597 | Japan | – | |
| 2004146597 | – | – | – |
| JP20040146597 | – | – | – |
Members7
| Document | Office | Kind | |
|---|---|---|---|
| EP1598407A2 | European Patent Office (EPO) | A2 | |
| JP2005325300A | Japan | A | |
| US2005274925A1 | United States of America | A1 | |
| EP1598407A3This record | European Patent Office (EPO) | A3 | |
| US7462295B2 | United States of America | B2 | |
| EP1598407B1 | European Patent Office (EPO) | B1 | |
| DE602005023936D1 | Germany | D1 |
28 legal events, as 4 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| 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 | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119 | R119 | DE | |
| Notification of lapseLapsedST | ST | FR | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| No opposition filed against granted patent, or epo opposition proceedings concluded without decisionGrantedR097 | R097 | DE | |
| 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 | |
| Corresponds to:REF | REF | EP | |
| Designated contracting statesAK | AK | EP | |
| European patent grantedGrantedFG4D | FG4D | GB | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS | GRAS | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | EP | |
| Designation fees paidAKX | AKX | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | 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
- 1598407
- Publication, DOCDB
- 1598407
- Publication, EPODOC
- EP1598407
- Application
- 5010503
- Application, DOCDB
- 05010503
- Application, EPODOC
- EP20050010503
Titles3
- German
- Kühlmittelzusammensetzung
- English
- Coolant composition
- French
- Composition de refroidissement
Classification
- CPC, 2
- C09K5/20
- C23F11/08
- IPC, 9
- C09K5 20
- F01P11 06
- C09K3 00
- C09K5 16
- C23F11 08
- C23F11 12
- C23F11 14
- C23F11 167
- C23F11 18
Designated states36
- Contracting states, 30
- Austria
- Belgium
- Bulgaria
- Switzerland
- Cyprus
- Czechia
- Germany
- Denmark
- Estonia
- Spain
- Finland
- France
- United Kingdom
- Greece
- Hungary
- Ireland
- Iceland
- Italy
- Liechtenstein
- Lithuania
- Luxembourg
- Monaco
- Netherlands (Kingdom of the)
- Poland
and 6 moreShow fewer
- Portugal
- Romania
- Sweden
- Slovenia
- Slovakia
- Türkiye
- Extension states, 6
- Albania
- Bosnia and Herzegovina
- Croatia
- Latvia
- North Macedonia
- Yugoslavia, later Serbia and Montenegro (until 2006)