EP1264069A2
Wellbore circulation system
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 12 March 2021, 5.5 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
24 members in 7 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 524773 | United States of America | – | |
| 52477300 | United States of America | A | |
| 0101061 | United Kingdom | W |
Members24
| Document | Office | Kind | |
|---|---|---|---|
| CA2401075A1 | Canada | A1 | |
| CA2596282A1 | Canada | A1 | |
| WO0169034A2 | World Intellectual Property Organization (WIPO) | A2 | |
| AU3763501A | Australia | A | |
| WO0169034A3 | World Intellectual Property Organization (WIPO) | A3 | |
| US6412554B1 | United States of America | B1 | |
| NO20024130D0 | Norway | D0 | |
| US2002134555A1 | United States of America | A1 | |
| NO20024130L | Norway | L | |
| EP1264069A2This record | European Patent Office (EPO) | A2 | |
| US2003221519A1 | United States of America | A1 | |
| US6668684B2 | United States of America | B2 | |
| GB0405064D0 | United Kingdom | D0 | |
| US2004154835A1 | United States of America | A1 | |
| CA2459839A1 | Canada | A1 | |
| GB2399112A | United Kingdom | A | |
| US7028787B2 | United States of America | B2 | |
| US7107875B2 | United States of America | B2 | |
| GB2399112B | United Kingdom | B | |
| CA2401075C | Canada | C | |
| CA2459839C | Canada | C | |
| NO326295B1 | Norway | B1 | |
| CA2596282C | Canada | C | |
| EP1264069B1 | European Patent Office (EPO) | B1 |
32 legal events, as 5 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 | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Lapsed because of non-payment of the annual feeLapsedMM | MM | NL | |
| 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 | |
| Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)REGISTERED BETWEEN 20151022 AND 20151028732E | 732E | GB | |
| Assignments of patentsSD | SD | NL | |
| 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 | |
| No opposition filedOpposition26N | 26N | EP | |
| Notification of lapseLapsedST | ST | FR | |
| 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 | |
| Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119 | R119 | DE | |
| Translation files for an european patent granted for nl, confirming art. 52 par. 1 or 6 of the patents act 1995GrantedT3 | T3 | NL | |
| 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 | |
| Designated contracting states (corrected)RBV | RBV | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Designated contracting states (corrected)RBV | RBV | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAL;LT;LV;MK;RO;SIAX | 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
- 1264069
- Application
- 19100528
Titles3
- German
- SPÜLUNGKREISLAUFSYSTEM, KELLYLAGER, KELLY AND ZANGE
- English
- WELLBORE CIRCULATION SYSTEM, KELLY BUSHING, KELLY AND TONG
- French
- SYSTEME DE MISE EN CIRCULATION DE FLUIDE POUR PUITS DE FORAGE
Classification
- CPC, 10
- E21B21/01
- E21B3/04
- E21B17/00
- E21B19/10
- E21B19/164
- E21B19/24
- E21B21/106
- E21B33/068
- E21B3/022
- E21B21/019
- IPC, 8
- E21B19 16
- E21B3 04
- E21B17 00
- E21B19 10
- E21B19 24
- E21B21 01
- E21B21 10
- E21B33 068
Designated states26
- Contracting states, 20
- Austria
- Belgium
- Switzerland
- Cyprus
- Germany
- Denmark
- Spain
- Finland
- France
- United Kingdom
- Greece
- Ireland
- Italy
- Liechtenstein
- Luxembourg
- Monaco
- Netherlands (Kingdom of the)
- Portugal
- Sweden
- Türkiye
- Extension states, 6
- Albania
- Lithuania
- Latvia
- North Macedonia
- Romania
- Slovenia