- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F42B - Explosive charges, e.g. for blasting; fireworks; ammunition
- F42B 39/20 - Packages or ammunition having valves for pressure-equalising; Packages 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
|
6
|
7
|
2
|
7
|
6
|
15
|
16
|
7
|
4
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The United States of America as represented by the Secretary of the Navy | 2734 |
22 |
| Rheinmetall Waffe Munition GmbH | 559 |
8 |
| Raytheon Company | 8535 |
7 |
| The United States of America as represented by the Secretary of the Army | 1195 |
3 |
| Thales SA | 2318 |
2 |
| Nexter Munitions | 97 |
2 |
| Nostromo, LLC | 24 |
2 |
| Saab AB | 814 |
2 |
| Tipper Tie, Inc. | 57 |
2 |
| Sooa Corporation | 2 |
2 |
| Rheinmetall BAE Systems Land Limited | 2 |
2 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Schlumberger Canada Limited | 6913 |
1 |
| Schlumberger Technology B.v. | 4951 |
1 |
| Lockheed Martin Corporation | 3406 |
1 |
| Northrop Grumman Systems Corporation | 2940 |
1 |
| ABB Schweiz AG | 6321 |
1 |
| Accenture Global Solutions Limited | 2132 |
1 |
| Atlas Elektronik GmbH | 395 |
1 |
| BAE SYSTEMS plc | 2215 |
1 |
| Other owners | 29 |