EP1502003A2
Method for improving drilling depth measurements and classifying data measured during drilling operations.
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 3 April 2023, 3.5 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| EP0718641A2 | Cites | European Patent Office (EPO) | Search report |
| US4965774A | Cites | United States of America | Search report |
| US6196335B1 | Cites | United States of America | Search report |
| US6308787B1 | Cites | United States of America | Search report |
61 members in 7 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 374117P | United States of America | – | |
| 37411702 | United States of America | P | |
| 0310175 | United States of America | W |
Members61
| Document | Office | Kind | |
|---|---|---|---|
| CA2482912A1 | Canada | A1 | |
| CA2482922A1 | Canada | A1 | |
| CA2482931A1 | Canada | A1 | |
| CA2603362A1 | Canada | A1 | |
| CA2603653A1 | Canada | A1 | |
| CA2604810A1 | Canada | A1 | |
| CA2615481A1 | Canada | A1 | |
| CA2620905A1 | Canada | A1 | |
| WO03089751A2 | World Intellectual Property Organization (WIPO) | A2 | |
| WO03089758A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO03089759A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU2003223424A1 | Australia | A1 | |
| AU2003223424A8 | Australia | A8 | |
| AU2003224831A1 | Australia | A1 | |
| AU2003230798A1 | Australia | A1 | |
| WO03089751A3 | World Intellectual Property Organization (WIPO) | A3 | |
| NO20044288L | Norway | L | |
| NO20044289L | Norway | L | |
| NO20044290L | Norway | L | |
| EP1502003A2This record | European Patent Office (EPO) | A2 | |
| EP1502004A1 | European Patent Office (EPO) | A1 | |
| EP1502005A1 | European Patent Office (EPO) | A1 | |
| US2005060096A1 | United States of America | A1 | |
| US2005071120A1 | United States of America | A1 | |
| US2005087367A1 | United States of America | A1 | |
| EA200500371A1 | Eurasian Patent Organization (EAPO) | A1 | |
| EA200500372A1 | Eurasian Patent Organization (EAPO) | A1 | |
| EA200500373A1 | Eurasian Patent Organization (EAPO) | A1 | |
| EP1502003A4 | European Patent Office (EPO) | A4 | |
| EP1502004A4 | European Patent Office (EPO) | A4 | |
| EP1502005A4 | European Patent Office (EPO) | A4 | |
| US2006065440A1 | United States of America | A1 | |
| US7044238B2 | United States of America | B2 | |
| US7114578B2 | United States of America | B2 | |
| US7114579B2 | United States of America | B2 | |
| EA007498B1 | Eurasian Patent Organization (EAPO) | B1 | |
| EA007499B1 | Eurasian Patent Organization (EAPO) | B1 | |
| EA200601067A1 | Eurasian Patent Organization (EAPO) | A1 | |
| EA200601068A1 | Eurasian Patent Organization (EAPO) | A1 | |
| EA200601069A1 | Eurasian Patent Organization (EAPO) | A1 | |
| EA200601070A1 | Eurasian Patent Organization (EAPO) | A1 | |
| US7140452B2 | United States of America | B2 | |
| US2006266552A1 | United States of America | A1 | |
| US2006266553A1 | United States of America | A1 | |
| US2006272861A1 | United States of America | A1 | |
| EA007962B1 | Eurasian Patent Organization (EAPO) | B1 | |
| EA008903B1 | Eurasian Patent Organization (EAPO) | B1 | |
| EA008978B1 | Eurasian Patent Organization (EAPO) | B1 | |
| EA009114B1 | Eurasian Patent Organization (EAPO) | B1 | |
| EA009115B1 | Eurasian Patent Organization (EAPO) | B1 | |
| US7306054B2 | United States of America | B2 | |
| US7316278B2 | United States of America | B2 | |
| US7318488B2 | United States of America | B2 | |
| CA2482922C | Canada | C | |
| CA2482931C | Canada | C | |
| CA2482912C | Canada | C | |
| CA2604810C | Canada | C | |
| CA2615481C | Canada | C | |
| CA2603653C | Canada | C | |
| CA2620905C | Canada | C | |
| CA2603362C | Canada | C |
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 | |
| Title (correction)METHOD FOR IMPROVING DRILLING DEPTH MEASUREMENTS AND CLASSIFYING DATA MEASURED DURING DRILLING OPERATIONS.RTI1 | RTI1 | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | |
| First examination report despatched17Q | 17Q | |
| Supplementary search report drawn up and despatchedA4 | A4 | |
| 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
- 1502003
- Application
- 37195542
Titles3
- German
- VERFAHREN ZUR VERBESSERUNG VON BOHRTIEFENMESSUNGEN
- English
- METHOD FOR IMPROVING DRILLING DEPTH MEASUREMENTS
- French
- PROCEDE D'AMELIORATION DES MESURES DE LA PROFONDEUR DE FORAGE
Classification
- CPC, 4
- E21B47/04
- E21B44/00
- E21B49/003
- E21B47/138
- IPC, 5
- E21B36 04
- E21B41 00
- E21B44 00
- E21B47 04
- E21B49 00
Designated states31
- Contracting states, 27
- Austria
- Belgium
- Bulgaria
- Switzerland
- Cyprus
- Czechia
- Germany
- Denmark
- Estonia
- Spain
- Finland
- France
- United Kingdom
- Greece
- Hungary
- Ireland
- Italy
- Liechtenstein
- Luxembourg
- Monaco
- Netherlands (Kingdom of the)
- Portugal
- Romania
- Sweden
and 3 moreShow fewer
- Slovenia
- Slovakia
- Türkiye
- Extension states, 4
- Albania
- Lithuania
- Latvia
- North Macedonia