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Teisinis statusas
Patentas neįsigaliojo (pagal EPK)
| (51) | INT.CL. | F16L 15/04 | (2006.01) |
| E21B 17/042 | (2013.01) | ||
| E21B 17/042 | (2006.01) | ||
| F16L 15/06 | (2013.01) | ||
| F16L 15/00 | (2006.01) | ||
| F16L 15/004 | (2013.01) | ||
| F16L 15/06 | (2006.01) |
| (11) | Patento numeris | 3604881 |
| (13) | Dokumento rūšis | T |
| (96) | Europos patento paraiškos numeris | 18774281.2 |
| Europos patento paraiškos padavimo data | 2018-03-02 | |
| (97) | Europos patento paraiškos paskelbimo data | 2020-02-05 |
| (45) | Paskelbimo apie Europos patento išdavimą data | 2022-05-04 |
| (46) | Apibrėžties vertimo paskelbimo data |
| (86) | Numeris | PCT/JP2018/008155 |
| Data | 2018-03-02 |
| (87) | Numeris | WO 2018/180218 |
| Data | 2018-10-04 |
| (30) | Numeris | Data | Šalis |
| 2017070649 | 2017-03-31 | JP |
| (72) |
IWAMOTO, Michihiko , JP
TAKEDA, Yusuke , JP
KOCHI, Yasuhiro , JP
MARUTA, Satoshi , JP
TOYOTA, Yusuke , JP
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| (73) |
Nippon Steel Corporation ,
6-1, Marunouchi 2-chome
Chiyoda-ku, Tokyo 100-8071,
JP
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| (54) | THREADED CONNECTION FOR STEEL PIPE |
| THREADED CONNECTION FOR STEEL PIPE |