- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 7/04 - Cartridges, i.e. cases with propellant charge and missile of pellet type
Patent holdings for IPC class F42B 7/04
Total number of patents in this class: 68
10-year publication summary
|
7
|
6
|
11
|
5
|
5
|
7
|
3
|
5
|
3
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Federal Cartridge Company | 571 |
13 |
| Olin Corporation | 519 |
6 |
| Polywad, Inc. | 12 |
4 |
| Environ-Metal, Inc. | 5 |
3 |
| Ervin Industries, Inc. | 15 |
3 |
| Ascendance International, LLC | 9 |
3 |
| The United States of America as represented by the Secretary of the Army | 1242 |
2 |
| The College of William & Mary | 23 |
2 |
| Butler, Lawrence V. | 3 |
2 |
| Wrap Technologies, Inc. | 85 |
2 |
| DLM Holding Group LLC | 5 |
2 |
| The Procter & Gamble Company | 21900 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2831 |
1 |
| Alliant Techsystems Inc. | 46 |
1 |
| Amick Family Revocable Living Trust | 2 |
1 |
| Centre de Recherches Metallurgiques ASBL - Centrum voor Research in de Metallurgie VZW | 39 |
1 |
| Doubletap, Inc. | 7 |
1 |
| General Dynamics-OTS, Inc. | 33 |
1 |
| Industrias El Gamo, SA | 2 |
1 |
| Louisiana Ammunition Company, L.L.C. | 1 |
1 |
| Other owners | 17 |