- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 1/032 - Shaped or hollow charges characterised by the material of the liner
Patent holdings for IPC class F42B 1/032
Total number of patents in this class: 116
10-year publication summary
|
12
|
9
|
12
|
16
|
14
|
9
|
10
|
6
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 10662 |
13 |
| Halliburton Energy Services, Inc. | 20835 |
12 |
| DYNAenergetics Europe GmbH | 245 |
9 |
| QinetiQ Limited | 561 |
7 |
| Saab AB | 808 |
7 |
| Lawrence Livermore National Security, LLC | 1928 |
4 |
| DYNAenergetics GmbH & Co. KG | 40 |
4 |
| Raytheon Company | 8397 |
3 |
| The United States of America as represented by the Secretary of the Army | 1209 |
3 |
| BAE Systems Bofors AB | 204 |
3 |
| Alford IP Limited | 8 |
3 |
| P3D Solutions, Inc. | 4 |
3 |
| Schlumberger Canada Limited | 7273 |
2 |
| Schlumberger Technology B.v. | 5161 |
2 |
| Schlumberger Holdings Limited | 2835 |
2 |
| Baker Hughes Incorporated | 5277 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2743 |
2 |
| Northrop Grumman Systems Corporation | 2951 |
2 |
| Jet Physics Limited | 19 |
2 |
| Owen Oil Tools LP | 90 |
2 |
| Other owners | 29 |