- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannonsmountings for smallarms or ordnance
- F41A 21/10 - Insert barrels, i.e. barrels for firing reduced calibre ammunition and being mounted within the normal barrels
Patent holdings for IPC class F41A 21/10
Total number of patents in this class: 38
10-year publication summary
|
4
|
3
|
5
|
5
|
4
|
5
|
11
|
2
|
1
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saab AB | 810 |
5 |
| Patriot Ordnance Factory, Inc. | 44 |
4 |
| Bennink, Karen | 3 |
3 |
| Concept Development Corporation | 25 |
2 |
| Vincent P. Battaglia | 4 |
2 |
| Utm Ltd | 13 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2750 |
1 |
| 22 Evolution LLC | 43 |
1 |
| Blackpowder Products, Inc. | 38 |
1 |
| Defendtex Pty. Ltd. | 10 |
1 |
| E.R. Shaw, Inc. | 11 |
1 |
| HK Army Inc. | 31 |
1 |
| Krauss-Maffei Wegmann GmbH & Co. KG | 143 |
1 |
| Liberty Barrels, Inc. | 8 |
1 |
| Outlander LLC | 6 |
1 |
| Rheinmetall Defence Electronics GmbH | 61 |
1 |
| Schmeisser GmbH | 38 |
1 |
| SmartVet Pty Ltd. | 10 |
1 |
| Sturm, Ruger & Company, Inc. | 283 |
1 |
| Textron Systems Corporation | 173 |
1 |
| Other owners | 6 |