Class F04D : NON-POSITIVE-DISPLACEMENT PUMPS
Subclass 1/06: 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) Multi-stage pumps (F04D 1/02 takes precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11988213 | Multistage pump and subsea pumping arrangement | Jul 23, 20 | May 21, 24 | SULZER MANAGEMENT AG |
| 11988223 | Impeller assemblies and method of making | Oct 12, 22 | May 21, 24 | Franklin Electric Co., Inc. |
| 11971046 | Rotary pump for conveying a fluid | Jan 13, 23 | Apr 30, 24 | SULZER MANAGEMENT AG |
| 11939849 | System and method for a mechanical shaft lock on an electric submersible pump | Oct 25, 22 | Mar 26, 24 | Extract Companies, LLC |
| 11933323 | Short impeller for a turbomachine | Mar 21, 18 | Mar 19, 24 | Onesubsea IP UK Limited |
| 11913464 | Lubricating an electric submersible pump | Apr 15, 21 | Feb 27, 24 | Saudi Arabian Oil Company |
| 11898574 | Pump having an electric motor contained in a shell enclosed by a monolithically provided containment jacket | Mar 09, 21 | Feb 13, 24 | DAB Pumps S.p.A |
| 11873821 | Pump | Feb 26, 20 | Jan 16, 24 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 11867190 | Vertical electric pump having instruments for control and monitoring the operation of the pump accessible from a single side of the pump | Mar 09, 21 | Jan 09, 24 | DAB Pumps S.p.A |
| 11867186 | Sensor arrangement and method for monitoring a circulation pump system | Oct 14, 19 | Jan 09, 24 | GRUNDFOS HOLDING A/S |
| 11852147 | Multifunctional pump assembly | Apr 04, 22 | Dec 26, 23 | Cooper Standard Automotive Inc. |
| 11835047 | Pump apparatus | Jun 10, 20 | Dec 05, 23 | Ebara Corporation |
| 11821429 | Single wheel multi-stage radially-layered regenerative pump | Mar 04, 21 | Nov 21, 23 | EATON INTELLIGENT POWER LIMITED |
| 11809243 | Heat exchange module and serial pump thereof | May 04, 21 | Nov 07, 23 | Cooler Master Co. Ltd. |
| 11802717 | Segmented cavitation boiler | Feb 08, 21 | Oct 31, 23 | Sustainable H2O Technologies, Inc. |
| 11795951 | Thrust runner for abrasion resistant bearing of centrifugal pump | May 04, 21 | Oct 24, 23 | Baker Hughes Oilfield Operations LLC |
| 11788533 | Multistage centrifugal pump | Jun 29, 22 | Oct 17, 23 | SULZER MANAGEMENT AG |
| 11788532 | Compensation assemblies for fluid handling devices and related devices, systems, and methods | Oct 13, 20 | Oct 17, 23 | FLOWSERVE PTE. LTD. |
| 11767850 | Electrical submersible pump with liquid-gas homogenizer | Feb 10, 20 | Sep 26, 23 | Saudi Arabian Oil Company; King Fahd University of Petroleum & Minerals; |
| 11746795 | Centrifugal pump device | Jun 21, 21 | Sep 05, 23 | GRUNDFOS HOLDING A/S |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0141,919 | CENTRIFUGAL PUMP STAGE DIFFUSER | Oct 26, 22 | May 02, 24 | Not available |
| 2024/0133,394 | LIQUID RING ROTOR | Sep 27, 23 | Apr 25, 24 | Not available |
| 2024/0102,487 | Pump Assembly | Nov 15, 21 | Mar 28, 24 | Not available |
| 2024/0093,698 | Production of a Diffusor as a Group of Channels | Nov 10, 21 | 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 |
| 2024/0026,885 | COMPENSATION ASSEMBLIES FOR FLUID HANDLING DEVICES AND RELATED DEVICES, SYSTEMS, AND METHODS | Sep 29, 23 | Jan 25, 24 | Not available |
| 2023/0114,352 | MULTISTAGE CENTRIFUGAL PUMP WITH TWO PARALLEL FLOWS OF PUMPED MEDIUM | Jan 31, 20 | Apr 13, 23 | Not available |
| 2022/0163,037 | Barrel Casing Pump and Method for Manufacturing a Barrel Casing Pump | Mar 04, 20 | May 26, 22 | Not available |
| 2021/0324,860 | COMPRESSOR AND CHILLER SYSTEM HAVING THE SAME | Apr 14, 21 | Oct 21, 21 | Not available |
| 2021/0025,399 | WATER PUMP MODULE | Jul 24, 20 | Jan 28, 21 | Not available |
| 2021/0017,999 | PREDICTIVE PUMP STATION AND PIPELINE ADVANCED CONTROL SYSTEM | Dec 20, 17 | Jan 21, 21 | Not available |
| 2020/0309,135 | High Flow and Low NPSHr Horizontal Pump with Priming Module | Mar 26, 20 | Oct 01, 20 | Baker Hughes, a GE company, LLC |
| 2020/0102,961 | BATCH CHANGE CONTROL FOR VARIABLE SPEED DRIVEN CENTRIFUGAL PUMPS AND PUMP SYSTEMS | Dec 02, 19 | Apr 02, 20 | Not available |
| 2019/0316,595 | CENTRIFUGAL PUMP | Dec 22, 17 | Oct 17, 19 | Not available |
| 2019/0309,755 | INVERTED ELECTRICAL SUBMERSIBLE PUMP AND PUMPING SYSTEM | Apr 06, 18 | Oct 10, 19 | Not available |
| 2019/0154,051 | PUMP FOR A FLUID | Oct 30, 18 | May 23, 19 | Not available |
| 2018/0363,659 | MULTI-STAGE CENTRIFUGAL PUMP HAVING TIE RODS FORMED FROM SHEET METAL | Dec 07, 16 | Dec 20, 18 | Not available |
| 2018/0291,907 | Abrasion Resistant Inserts in Centrifugal Well Pump Stages | Feb 13, 18 | Oct 11, 18 | Baker Hughes, a GE company, LLC |
| 2017/0350,399 | SUBMERSIBLE PUMPING SYSTEM HAVING THRUST PAD FLOW BYPASS | Jun 01, 16 | Dec 07, 17 | SCHLUMBERGER TECHNOLOGY CORPORATION |
| 2017/0191,480 | MULTI-STAGE HORIZONTAL CENTRIFUGAL PUMP FOR CONVEYING A FLUID AND A METHOD FOR REPAIRING THE SAME | Dec 16, 16 | Jul 06, 17 | SULZER MANAGEMENT AG |
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