- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F41A - Functional features or details common to both smallarms and ordnance, e.g. cannonsmountings for smallarms or ordnance
- F41A 21/16 - Barrels or gun tubes characterised by the shape of the bore
Patent holdings for IPC class F41A 21/16
Total number of patents in this class: 24
10-year publication summary
|
6
|
5
|
4
|
5
|
5
|
2
|
0
|
7
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rheinmetall Waffe Munition GmbH | 557 |
3 |
| Forward Defense Munitions, Co. | 3 |
3 |
| BAE Systems Bofors AB | 204 |
2 |
| NL Enterprises, LLC | 19 |
2 |
| Repkon Machine and Tool Industry and Trade Inc. | 10 |
2 |
| Raytheon Company | 8388 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2735 |
1 |
| Thales SA | 2324 |
1 |
| The United States of America as represented by the Secretary of the Army | 1203 |
1 |
| Benelli Armi S.p.A. | 90 |
1 |
| DefendSafe, LLC | 3 |
1 |
| Proof Research, Inc. | 39 |
1 |
| University of Washington | 2317 |
1 |
| BECKER, Jörg Ewald | 1 |
1 |
| BENTIVOGLIO ALESSANDRO & C. S.n.c. | 1 |
1 |
| Reset Engineering, LLC. | 1 |
1 |
| CSP Consulting, LLC | 2 |
1 |
| Other owners | 0 |