- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannonsmountings for smallarms or ordnance
- F41A 5/20 - Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated using a gas piston arranged concentrically around the barrel
Patent holdings for IPC class F41A 5/20
Total number of patents in this class: 36
10-year publication summary
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2
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3
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4
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6
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7
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5
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2
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0
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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
|
|---|---|---|
| Colt's Manufacturing Company LLC | 97 |
5 |
| GLOCK Technology GmbH | 130 |
4 |
| NEMO Arms, Inc. | 14 |
4 |
| Beretta U.S.A. Corp. | 20 |
3 |
| Sako Oy | 41 |
3 |
| WHG Properties, LLC | 362 |
3 |
| Bravo Company Mfg, Inc. | 60 |
2 |
| American Tactical, Inc. | 28 |
2 |
| Daniel Defense, Inc. | 30 |
1 |
| KNS Precision, Inc. | 11 |
1 |
| Rheinmetall Landsysteme GmbH | 122 |
1 |
| Tactical Revolution, LLC | 10 |
1 |
| Umarex GmbH & Co. KG | 109 |
1 |
| Fostech, Inc. | 20 |
1 |
| Smith & Wesson Inc. | 370 |
1 |
| Leitner-wise AG Ltd | 6 |
1 |
| Waffen-albert GmbH | 1 |
1 |
| Valt Defense LLC | 2 |
1 |
| Other owners | 0 |