- 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 15/12 - Cartridge extractors, i.e. devices for pulling cartridges or cartridge cases at least partially out of the cartridge chamber; Cartridge ejectors, i.e. devices for throwing the extracted cartridges or cartridge cases free of the gun for bolt-action guns
Patent holdings for IPC class F41A 15/12
Total number of patents in this class: 40
10-year publication summary
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7
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5
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5
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5
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6
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6
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4
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3
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2
|
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
|
|---|---|---|
| LWRC International LLC | 72 |
12 |
| Patriot Ordnance Factory, Inc. | 42 |
3 |
| WHG Properties, LLC | 284 |
3 |
| Smith & Wesson Inc. | 350 |
3 |
| The United States of America as represented by the Secretary of the Army | 1195 |
2 |
| Innovative Tool and Advanced Weapon Solutions, LLC | 4 |
2 |
| Q, LLC | 60 |
2 |
| Big Horn Armory, Inc. | 3 |
1 |
| Caracal International LLC | 21 |
1 |
| German Sport Guns GmbH | 34 |
1 |
| Hanson Uitgevers B.V. | 9 |
1 |
| Heckler & Koch GmbH | 230 |
1 |
| Kramer, Lawrence S. | 7 |
1 |
| Revol Arms LLC | 1 |
1 |
| Rheinmetall Waffe Munition GmbH | 559 |
1 |
| Sturm, Ruger & Company, Inc. | 284 |
1 |
| Wildey F.a., Inc. | 2 |
1 |
| Advanced Material Engineering Pte Ltd | 29 |
1 |
| Powder River Precision, Inc. | 6 |
1 |
| MD Arms, Ltd. | 2 |
1 |
| Other owners | 0 |