- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannonsmountings for smallarms or ordnance
- F41A 5/22 - Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated having two or more gas pistons
Patent holdings for IPC class F41A 5/22
Total number of patents in this class: 15
10-year publication summary
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1
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1
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1
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1
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0
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1
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0
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1
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| REM TML Holdings, LLC | 66 |
4 |
| Roundhill Group, LLC | 37 |
4 |
| Rheinmetall Waffe Munition GmbH | 566 |
3 |
| RA Brands, L.L.C. | 44 |
2 |
| Kramer, Lawrence S. | 6 |
1 |
| Savage Arms, Inc. | 72 |
1 |
| Other owners | 0 |