Patent details
EP3395972 Title: SHAPED MATERIAL FOR DOWNHOLE TOOL MEMBER, DOWNHOLE TOOL MEMBER, AND DOWNHOLE TOOL
Basic Information
- Publication number:
- EP3395972
- PCT Application Number:
- JP2016088681
- Type:
- European Patent Granted for LU
- Legal Status:
- Lapsed
- Application number:
- EP168790434
- PCT Publication Number:
- WO2017111159
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- English
- English Title of Invention:
- SHAPED MATERIAL FOR DOWNHOLE TOOL MEMBER, DOWNHOLE TOOL MEMBER, AND DOWNHOLE TOOL
- French Title of Invention:
- MATÉRIAU PROFILÉ POUR ÉLÉMENT D'OUTIL DE FOND DE PUITS, ÉLÉMENT D'OUTIL DE FOND DE PUITS, OUTIL DE FOND DE PUITS
- German Title of Invention:
- GEFORMTES MATERIAL FÜR BOHRLOCHWERKZEUGELEMENT, BOHRLOCHWERKZEUGELEMENT UND BOHRLOCHWERKZEUG
- SPC Number:
Dates
- Filing date:
- 26/12/2016
- Grant date:
- 24/11/2021
- EP Publication Date:
- 31/10/2018
- PCT Publication Date:
- 29/06/2017
- Claims Translation Received Date:
- Translations Received Date (B1 EP Publication):
- Translations Received Date (B2 EP Publication):
- Translations Received Date (B3 EP Publication):
- Publication date:
- 24/11/2021
- EP B1 Publication Date:
- 24/11/2021
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- 26/12/2021
- Expiration date:
- 26/12/2036
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 17/11/2021
- Name:
- Kureha Corporation
- Address:
- 3-3-2, Nihonbashi-Hamacho, Chuo-ku Tokyo 103-8552, Japan (JP)
Inventor
1
- Name:
- KOBAYASHI, Fuminori
- Address:
- Japan (JP)
2
- Name:
- OKURA, Masayuki
- Address:
- Japan (JP)
3
- Name:
- TAKAHASHI, Takeo
- Address:
- Japan (JP)
Priority
- Priority Number:
- 2015255372
- Priority Date:
- 25/12/2015
- Priority Country:
- Japan (JP)
Classification
- IPC classification:
- C22C 23/02; B21C 23/00; B22D 21/04; C22F 1/06; E21B 33/12; C22F 1/00;
Publication
European Patent Bulletin
- Issue number:
- 202147
- Publication date:
- 24/11/2021
- Description:
- Grant (B1)
Annual Fees
- Annual Fee Due Date:
- Annual Fee Number:
- Expected Payer:
- Last Annual Fee Payment Date:
- Last Annual Fee Paid Number:
- Payer:
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