- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F42B - Explosive charges, e.g. for blasting; fireworks; ammunition
- F42B 3/28 - Cartridge cases characterised by the material used, e.g. coatings
Patent holdings for IPC class F42B 3/28
Total number of patents in this class: 23
10-year publication summary
1
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1
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1
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1
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4
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1
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3
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1
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0
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1
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dyno Nobel Inc. | 163 |
3 |
The United States of America as represented by the Secretary of the Army | 1195 |
2 |
Seekford, Dale | 3 |
2 |
Fabriser, S.A. de C.V. | 3 |
2 |
Schlumberger Technology Corporation | 9690 |
1 |
Baker Hughes Incorporated | 5689 |
1 |
Halliburton Energy Services, Inc. | 20165 |
1 |
Lockheed Martin Corporation | 3406 |
1 |
The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
Nitroset, LLC | 6 |
1 |
PBE Associates, Trustee for Piezoelectric pebble explosive CRT Trust | 1 |
1 |
Rheinmetall Waffe Munition GmbH | 559 |
1 |
Triton Systems, Inc. | 57 |
1 |
Trouperdale Pty Ltd. | 11 |
1 |
Global Seismic Solutions Limited | 1 |
1 |
Nonexp LLC | 1 |
1 |
PL Elektronik GmbH | 1 |
1 |
META - Soluções EM Segurança Ltda. | 3 |
1 |
Other owners | 0 |