EP1575162A4
Audio amplifier
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 12 December 2023, 2.8 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
6 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4 Sheet 5 Sheet 6
Every citation, both waysCites: the store holds 2 of 3
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| US5777512A | Cites | United States of America | Y | Search report | 1,2 |
| US6014055A | Cites | United States of America | Y | Search report | 1,2 |
| See also references of WO 2004057757A1 | Non-patent | – | – | Search report | – |
12 members in 6 offices
Priority claims9
| Document | Office | Kind | Date |
|---|---|---|---|
| 2002369703 | Japan | A | |
| 2002369703 | Japan | A | |
| 2002369703 | Japan | – | |
| 0315916 | Japan | W | |
| 0315916 | Japan | W | |
| 2002369703 | – | – | – |
| JP20020369703 | – | – | – |
| JP2003015916 | – | – | – |
| WO2003JP15916 | – | – | – |
Members12
| Document | Office | Kind | |
|---|---|---|---|
| WO2004057757A1 | World Intellectual Property Organization (WIPO) | A1 | |
| JP2004201185A | Japan | A | |
| KR20050089158A | Republic of Korea | A | |
| EP1575162A1 | European Patent Office (EPO) | A1 | |
| US2005285670A1 | United States of America | A1 | |
| CN1723616A | China | A | |
| EP1575162A4This record | European Patent Office (EPO) | A4 | |
| US7209002B2 | United States of America | B2 | |
| JP4078543B2 | Japan | B2 | |
| CN100459423C | China | C | |
| KR101015724B1 | Republic of Korea | B1 | |
| EP1575162B1 | European Patent Office (EPO) | B1 |
37 legal events, as 3 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 | |
| Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119 | R119 | DE | |
| 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 | |
| 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 | |
| No opposition filed against granted patent, or epo opposition proceedings concluded without decisionGrantedR097 | R097 | DE | |
| Information provided on ipc code assigned after grantRIC2 | RIC2 | EP | |
| Information provided on ipc code assigned after grantRIC2 | RIC2 | EP | |
| Information provided on ipc code assigned after grantRIC2 | RIC2 | EP | |
| Information provided on ipc code assigned after grantRIC2 | RIC2 | EP | |
| Dpma publication of mentioned ep patent grantGrantedR096 | R096 | DE | |
| Designated contracting statesAK | AK | EP | |
| European patent grantedGrantedFG4D | FG4D | GB | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS | GRAS | EP | |
| Intention to grant announcedINTG | INTG | 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 | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Supplementary search report drawn up and despatchedA4 | A4 | 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 | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Designated contracting states (corrected)RBV | RBV | 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
- Publication
- 1575162
- Publication, DOCDB
- 1575162
- Publication, EPODOC
- EP1575162
- Application
- 3778853
- Application, DOCDB
- 03778853
- Application, EPODOC
- EP20030778853
Titles3
- German
- TONFREQUENZVERSTÄRKER
- English
- AUDIO AMPLIFIER
- French
- AMPLIFICATEUR AUDIO
Classification
- CPC, 9
- H03F3/2175
- H03F3/217
- H03F3/181
- H03F2200/331
- H03G3/34
- H03M3/328
- H03M3/346
- H03M3/506
- H03F1/26
- IPC, 6
- H03F3 217
- H03F1 26
- H03F3 181
- H03G3 34
- H03M3 02
- H03M3 04
Designated states1
- Contracting states, 1
- United Kingdom