- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16B - Devices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedgesjoints or jointing
- F16B 39/18 - Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of locknuts in which the screw-thread of the locknut differs from that of the nut in which the locknut grips with screw-thread in the nuts as well as on the bolt
Patent holdings for IPC class F16B 39/18
Total number of patents in this class: 18
10-year publication summary
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1
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1
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3
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4
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3
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0
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5
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1
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hardlock Industry Co., Ltd. | 29 |
6 |
| LISI Aerospace | 140 |
4 |
| Amsted Rail Company, Inc. | 423 |
2 |
| Hytorc Division Unex Corporation | 93 |
1 |
| Jetyd Corp. | 15 |
1 |
| Nejilaw Inc. | 55 |
1 |
| Xiamen Lota International Co., Ltd. | 203 |
1 |
| Nke Inc. | 2 |
1 |
| Sky Climber Fasteners LLC | 6 |
1 |
| Other owners | 0 |