- 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: 26
10-year publication summary
|
5
|
4
|
5
|
4
|
2
|
0
|
7
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rheinmetall Waffe Munition GmbH | 564 |
3 |
| Forward Defense Munitions, Co. | 3 |
3 |
| BAE Systems Bofors AB | 205 |
2 |
| Repkon Machine and Tool Industry and Trade Inc. | 10 |
2 |
| SimX Tactical Solutions, Inc., AKA SimX | 7 |
2 |
| Raytheon Company | 8460 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2810 |
1 |
| Thales SA | 2350 |
1 |
| The United States of America as represented by the Secretary of the Army | 1234 |
1 |
| Benelli Armi S.p.A. | 88 |
1 |
| DefendSafe, LLC | 3 |
1 |
| NL Enterprises, LLC | 18 |
1 |
| Proof Research, Inc. | 43 |
1 |
| University of Washington | 2399 |
1 |
| BECKER, Jörg Ewald | 1 |
1 |
| BENTIVOGLIO ALESSANDRO & C. S.n.c. | 1 |
1 |
| Reset Engineering, LLC. | 1 |
1 |
| CSP Consulting, LLC | 2 |
1 |
| NL Enterprises | 1 |
1 |
| Other owners | 0 |