EP1514997A3
Vibration based downhole power generator
Abstract
A downhole power generator produces electrical power for use by downhole tools. In a described downhole power generator (140), a member (116) is vibrated in response to fluid flow through a housing (118). Vibration of the member (116) causes a power generating assembly to generate electrical power.
Term
Term ended
Projected expiry passed 24 January 2021, 5.7 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
1 sheet
Sheet 1
Every citation, both ways
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0909008A2 | Cites | European Patent Office (EPO) | A | Search report | 1-9 |
| GB2153410A | Cites | United Kingdom | Y | Search report | 9 |
| US3970877A | Cites | United States of America | A | Search report | 1-9 |
| US4491738A | Cites | United States of America | XY | Search report | 1-3 |
| US5353873A | Cites | United States of America | A | Search report | 1-9 |
| US5839508A | Cites | United States of America | YA | Search report | 7 |
| US6011346A | Cites | United States of America | X | Search report | 4-8 |
33 members in 7 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 493801 | United States of America | – | |
| 49380100 | United States of America | A | |
| 01908674 | European Patent Office (EPO) | A |
Members33
| Document | Office | Kind | |
|---|---|---|---|
| CA2398097A1 | Canada | A1 | |
| CA2627854A1 | Canada | A1 | |
| WO0155551A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU3651801A | Australia | A | |
| US2001040379A1 | United States of America | A1 | |
| WO0210553A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU6499300A | Australia | A | |
| AU6499300A | Australia | A | |
| NO20023507D0 | Norway | D0 | |
| NO20023507L | Norway | L | |
| US2002096887A1 | United States of America | A1 | |
| US2002096887A1 | United States of America | A1 | |
| EP1250512A1 | European Patent Office (EPO) | A1 | |
| BR0107906A | Brazil | A | |
| US6504258B2 | United States of America | B2 | |
| NO20030384D0 | Norway | D0 | |
| NO20030384D0 | Norway | D0 | |
| NO20030384L | Norway | L | |
| NO20030384L | Norway | L | |
| EP1305502A1 | European Patent Office (EPO) | A1 | |
| EP1305502A1 | European Patent Office (EPO) | A1 | |
| BR0017286A | Brazil | A | |
| US6768214B2 | United States of America | B2 | |
| US6768214B2 | United States of America | B2 | |
| EP1514997A2 | European Patent Office (EPO) | A2 | |
| EP1250512B1 | European Patent Office (EPO) | B1 | |
| EP1514997A3This record | European Patent Office (EPO) | A3 | |
| NO322924B1 | Norway | B1 | |
| EP1305502B1 | European Patent Office (EPO) | B1 | |
| EP1305502B1 | European Patent Office (EPO) | B1 | |
| NO325718B1 | Norway | B1 | |
| NO325718B1 | Norway | B1 | |
| CA2398097C | Canada | C |
16 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 | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | |
| First examination report despatched17Q | 17Q | |
| Designation fees paidAKX | AKX | |
| Request for examination filed17P | 17P | |
| Designated contracting statesAK | AK | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | |
| Divisional application: reference to earlier applicationAC | AC | |
| Designated contracting statesAK | AK | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 1514997
- Application
- 40782781
Titles3
- German
- Vibrationsgetriebener Bohrlochgenerator
- English
- Vibration based downhole power generator
- French
- Générateur d'énergie de fond de puits fonctionnant à base de vibrations
Classification
- CPC, 4
- E21B28/00
- E21B41/0085
- H02N2/185
- F03G7/08
- IPC, 5
- E21B
- E21B28 00
- E21B41 00
- H10N30 30
- H10N35 00
Designated states3
- Contracting states, 3
- France
- United Kingdom
- Netherlands (Kingdom of the)