- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F42B - Explosive charges, e.g. for blasting; fireworks; ammunition
- F42B 7/12 - Cartridge top closures, i.e. for the missile side
Patent holdings for IPC class F42B 7/12
Total number of patents in this class: 11
10-year publication summary
|
1
|
3
|
2
|
0
|
2
|
1
|
1
|
0
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Combined Systems, Inc. | 23 |
2 |
| 1824930 Alberta Ltd | 38 |
2 |
| Avert Industries, LLC | 4 |
2 |
| AAI Corporation | 74 |
1 |
| Alcoa Inc. | 323 |
1 |
| Genics Inc. | 5 |
1 |
| Polywad, Inc. | 13 |
1 |
| Seismic Ammunition, Inc. | 3 |
1 |
| Other owners | 0 |