- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 39/20 - Packages or ammunition having valves for pressure-equalisingPackages or ammunition having plugs for pressure release, e.g. meltable
Patent holdings for IPC class F42B 39/20
Total number of patents in this class: 92
10-year publication summary
|
7
|
2
|
7
|
6
|
15
|
17
|
7
|
5
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The United States of America as represented by the Secretary of the Navy | 2735 |
23 |
| Rheinmetall Waffe Munition GmbH | 557 |
8 |
| Raytheon Company | 8388 |
7 |
| Illinois Tool Works Inc. | 11409 |
3 |
| Thales SA | 2325 |
2 |
| The United States of America as represented by the Secretary of the Army | 1205 |
2 |
| Nostromo, LLC | 24 |
2 |
| Saab AB | 809 |
2 |
| Tipper Tie, Inc. | 48 |
2 |
| Sooa Corporation | 2 |
2 |
| Rheinmetall BAE Systems Land Limited | 2 |
2 |
| Schlumberger Technology Corporation | 10641 |
1 |
| Schlumberger Canada Limited | 7244 |
1 |
| Schlumberger Technology B.v. | 5154 |
1 |
| Northrop Grumman Systems Corporation | 2949 |
1 |
| ABB Schweiz AG | 6896 |
1 |
| Accenture Global Solutions Limited | 2299 |
1 |
| Atlas Elektronik GmbH | 398 |
1 |
| BAE SYSTEMS plc | 2334 |
1 |
| EURENCO | 51 |
1 |
| Other owners | 28 |