- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 1/0443 - Draining of the housingArrangements for handling leaked fluids
Patent holdings for IPC class F04B 1/0443
Total number of patents in this class: 15
10-year publication summary
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0
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1
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1
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4
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2
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4
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1
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1
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Poclain Hydraulics Industrie | 236 |
3 |
| SPM Oil & Gas Inc. | 317 |
3 |
| Robert Bosch GmbH | 41906 |
2 |
| Haskel International, LLC | 10 |
2 |
| S.P.M. Flow Control, Inc. | 100 |
1 |
| Sundance Spas, Inc. | 113 |
1 |
| Teylor Intelligent Processes SL | 3 |
1 |
| Volvo Truck Corporation | 3143 |
1 |
| Italgroup S.r.l. Con Socio Unico | 1 |
1 |
| Other owners | 0 |