Class F04D : NON-POSITIVE-DISPLACEMENT PUMPS
Subclass 1/04: Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (adapted for pumping specific fluids F04D 7/00; priming or boosting F04D 9/00; pumping liquids and elastic fluids at the same time F04D 31/00) Helico-centrifugal pumps
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12241470 | Sealing assembly for a pump with a leak path | Feb 24, 22 | Mar 04, 25 | Cooper Standard Automotive Inc. |
| 12228139 | Two-stage cavitation generator for organic wastewater treatment | Jun 19, 23 | Feb 18, 25 | JIANGSU UNIVERSITY |
| 12012971 | Fluid pumps | Jun 25, 21 | Jun 18, 24 | Collins Engine Nozzles, Inc. |
| 11867035 | Charge pump for electric submersible pump (ESP) assembly | Oct 01, 21 | Jan 09, 24 | Halliburton Energy Services, Inc. |
| 11846300 | Fluid pumps | Jun 25, 21 | Dec 19, 23 | Collins Engine Nozzles, Inc. |
| 11703056 | Plastic pump, and method for manufacturing same | Apr 15, 20 | Jul 18, 23 | FLUONICS CORP. |
| 11493047 | Thin pump | Sep 10, 20 | Nov 08, 22 | Cooler Master Co., Ltd. |
| 11497138 | Liquid storage device | Dec 11, 19 | Nov 08, 22 | Cooler Master Co., Ltd. |
| 11268515 | Turbopump with axially curved vane | Jun 29, 15 | Mar 08, 22 | AEROJET ROCKETDYNE, INC. |
| 11131318 | Centrifugal pump | Mar 08, 19 | Sep 28, 21 | Not available |
| 11092161 | Impeller | Nov 09, 18 | Aug 17, 21 | Jaguar Land Rover Limited |
| 10968812 | Temperature responsive variable water pump and engine cooling system | Nov 12, 19 | Apr 06, 21 | Hyundai Motor Company; Kia Motors Corporation; |
| 10941778 | Motorized pump | Jul 24, 20 | Mar 09, 21 | Saudi Arabian Oil Company |
| 10928142 | Water-cooling head | Sep 07, 18 | Feb 23, 21 | AURAS TECHNOLOGY CO., LTD. |
| 10921062 | Cooling fan and heat dissipating module including the same | Jun 10, 19 | Feb 16, 21 | Inventec (Pudong) Technology Corporation; Inventec Corporation; |
| 10895267 | Finger pump | Feb 14, 19 | Jan 19, 21 | KSB SAS |
| 10801504 | Multi-pump control system with power consumption optimization | Jul 13, 18 | Oct 13, 20 | GRUNDFOS HOLDING A/S |
| 10801503 | Multi-pump control system with power consumption optimization | Jul 13, 18 | Oct 13, 20 | GRUNDFOS HOLDING A/S |
| 10794384 | Multi-pump control system with power consumption optimization | Jul 13, 18 | Oct 06, 20 | GRUNDFOS HOLDING A/S |
| 10788052 | Fluid pump with multiple pump heads | Mar 24, 17 | Sep 29, 20 | NUHN INDUSTRIES LTD. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0084,851 | SEALING ASSEMBLY FOR A PUMP WITH A LEAK PATH | Nov 13, 24 | Mar 13, 25 | Cooper Standard Automotive Inc. |
| 2025/0035,124 | IMPELLER, PRESSURIZATION DEVICE, AND GAS WATER HEATER | Oct 10, 24 | Jan 30, 25 | Not available |
| 2024/0200,573 | VALVE-INTEGRATED ELECTRIC WATER PUMP | Dec 19, 23 | Jun 20, 24 | Not available |
| 2024/0117,814 | FLUID PUMPS | Dec 18, 23 | Apr 11, 24 | Collins Engine Nozzles, Inc. |
| 2024/0093,665 | PUMP AND REVERSIBLE PUMP-TURBINE | Nov 28, 23 | Mar 21, 24 | Not available |
| 2024/0026,884 | CENTRIFUGAL PUMP FOR PUMPING A MULTIPHASE SUSPENSION AND A GAS REMOVAL DEVICE FOR USE IN A CENTRIFUGAL PUMP | Oct 27, 21 | Jan 25, 24 | Not available |
| 2020/0378,688 | COOLING FAN AND HEAT DISSIPATING MODULE INCLUDING THE SAME | Jun 10, 19 | Dec 03, 20 | INVENTEC (PUDONG) TECHNOLOGY CORPORATION; Inventec Corporation; |
| 2020/0355,184 | MOTORIZED PUMP | Jul 24, 20 | Nov 12, 20 | Saudi Arabian Oil Company |
| 2020/0063,739 | TURBOMACHINERY | Feb 22, 19 | Feb 27, 20 | Rolls Royce plc |
| 2020/0056,615 | Motorized pump | Aug 16, 18 | Feb 20, 20 | Saudi Arabian Oil Company |
| 2015/0354,580 | PLASTIC PUMP, AND METHOD FOR MANUFACTURING SAME | Dec 17, 13 | Dec 10, 15 | FLUONICS CORP. |
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