- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 9/00 - PrimingPreventing vapour lock
Patent holdings for IPC class F04D 9/00
Total number of patents in this class: 145
10-year publication summary
|
8
|
14
|
14
|
10
|
19
|
6
|
18
|
9
|
10
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21305 |
12 |
| Flow Control LLC. | 145 |
7 |
| Sulzer Management AG | 712 |
6 |
| Grundfos Holding A/S | 607 |
6 |
| Pierburg Pump Technology GmbH | 334 |
5 |
| Aspen Pumps Limited | 153 |
3 |
| Forum US, Inc. | 347 |
3 |
| Smith & Loveless, Inc. | 121 |
3 |
| KSB SE & Co. KGaA | 738 |
3 |
| PHINIA Jersey Holdings LLC | 372 |
3 |
| International Business Machines Corporation | 62672 |
2 |
| Pratt & Whitney Canada Corp. | 5511 |
2 |
| ABIOMED, Inc. | 903 |
2 |
| Andritz AG | 244 |
2 |
| Avent, Inc. | 927 |
2 |
| The Co-cal Group, LLC | 2 |
2 |
| DAB Pumps S.p.A. | 63 |
2 |
| Edwards Limited | 774 |
2 |
| Fresenius Medical Care Deutschland GmbH | 2234 |
2 |
| GEA Tuchenhagen GmbH | 151 |
2 |
| Other owners | 74 |