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Legal status
Patent not validated
| (51) | INT.CL. | G05D 7/01 | (2006.01) |
| F16K 15/063 | (2013.01) | ||
| F16K 15/06 | (2006.01) | ||
| E03C 1/02 | (2006.01) | ||
| F15D 1/02 | (2006.01) |
| (11) | Number of the document | 3997542 |
| (13) | Kind of document | T |
| (96) | European patent application number | 20740435.1 |
| Date of filing the European patent application | 2020-07-10 | |
| (97) | Date of publication of the European application | 2022-05-18 |
| (45) | Date of publication and mention of the grant of the patent | 2024-07-03 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/NL2020/050459 |
| Date | 2020-07-10 |
| (87) | Number | WO 2021/010829 |
| Date | 2021-01-21 |
| (30) | Number | Date | Country code |
| 2023495 | 2019-07-12 | NL | |
| 2024369 | 2019-12-03 | NL |
| (72) |
VAN DER UPWICH, Stijn , NL
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| (73) |
Hagepe International B.V. ,
Huizermaatweg 27-2, 1273 NA Huizen,
NL
Cenergist Limited , 8 Bede House Tower Road, Washington NE37 2SH, GB |
| (54) | CHECK VALVE |
| CHECK VALVE |