- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannonsmountings for smallarms or ordnance
- F41A 21/20 - Barrels or gun tubes characterised by the material
Patent holdings for IPC class F41A 21/20
Total number of patents in this class: 29
10-year publication summary
|
4
|
4
|
4
|
5
|
6
|
1
|
2
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Proof Research, Inc. | 42 |
6 |
| Consulting Group of Jocassee, Inc. | 3 |
3 |
| Raytheon Company | 8400 |
2 |
| Aubert & Duval | 112 |
2 |
| Gamo Outdoor, SL | 93 |
2 |
| RUAG Ammotec AG | 51 |
2 |
| BAE Systems Bofors AB | 205 |
1 |
| Bh5773 Ltd | 4 |
1 |
| Boehler Edelstahl GmbH & Co. KG | 14 |
1 |
| Cc3d LLC | 53 |
1 |
| Real Action Paintball, Inc. | 12 |
1 |
| Rheinmetall Waffe Munition GmbH | 569 |
1 |
| Science Applications International Corporation | 143 |
1 |
| Vega Force International Corp. | 21 |
1 |
| Oeco Finance AG | 1 |
1 |
| SC "quantum Systems" | 8 |
1 |
| Benchmark Barrels, LLC | 1 |
1 |
| American Flowform Products, LLC | 11 |
1 |
| Other owners | 0 |