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Legal status
Patent not validated
| (51) | INT.CL. | F16L 21/08 | (2006.01) |
| F16L 21/08 | (2013.01) |
| (11) | Number of the document | 3971460 |
| (13) | Kind of document | T |
| (96) | European patent application number | 20884430.8 |
| Date of filing the European patent application | 2020-11-06 | |
| (97) | Date of publication of the European application | 2022-03-23 |
| (45) | Date of publication and mention of the grant of the patent | 2023-06-28 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2020/041610 |
| Date | 2020-11-06 |
| (87) | Number | WO 2021/090939 |
| Date | 2021-05-14 |
| (30) | Number | Date | Country code |
| 2019202724 | 2019-11-07 | JP |
| (72) |
KAWANISHI, Hidehito , JP
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| (73) |
SK-KAWANISHI CO., LTD. ,
7188-1 Sue Ayagawa-cho, Ayauta-gun
Kagawa 761-2103,
JP
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| (54) | PIPE RETAINING DEVICE FOR PIPE JOINT |
| PIPE RETAINING DEVICE FOR PIPE JOINT |