- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannons; mountings for smallarms or ordnance
- F41A 3/22 - Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks hand-operated the locking being effected by rotating the operating handle or lever transversely to the barrel axis
Patent holdings for IPC class F41A 3/22
Total number of patents in this class: 39
10-year publication summary
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4
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6
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7
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6
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8
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6
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4
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8
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3
|
1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sturm, Ruger & Company, Inc. | 284 |
5 |
| Q, LLC | 60 |
4 |
| Springfield, Inc. | 161 |
4 |
| Ronald Andrew Foster | 4 |
4 |
| Magpul Industries Corporation | 568 |
3 |
| Savage Arms, Inc. | 73 |
3 |
| da Drake Associates Incorporated | 7 |
3 |
| Heckler & Koch Inc. | 6 |
2 |
| Zermatt Arms, Inc. | 6 |
2 |
| Vudoo Labs, Inc. dba Vudoo Gun Works, LLC | 6 |
2 |
| Caracal International LLC | 21 |
1 |
| Carl WALTHER GmbH | 97 |
1 |
| Hanson Uitgevers B.V. | 9 |
1 |
| Nemesis Arms, Inc. | 1 |
1 |
| Uintah Precision LLC | 8 |
1 |
| LOWE, Deborah, Gale | 1 |
1 |
| Daniel Defense LLC | 71 |
1 |
| Other owners | 0 |