Description
Class F04D : NON-POSITIVE-DISPLACEMENT PUMPS
Subclass 5/00: Pumps with circumferential or transverse flow (pumping liquids and elastic fluids at the same time F04D 31/00)
F04D 5/00
Sub-Class
Stats
- 238 US PATENTS IN FORCE
- 17 US APPLICATIONS PENDING
- 72 Total Patent Owners
- 719 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12234812 | Fluid separation system and disk-pack turbine | Sep 28, 20 | Feb 25, 25 | QWTIP LLC |
| 12234813 | Waveform rotors and/or disks for use in a disk-pack turbine | May 24, 22 | Feb 25, 25 | QWTIP LLC |
| 12209596 | Configurable bi-directional airflow fan | Jul 17, 23 | Jan 28, 25 | Cisco Technology Inc. |
| 12173727 | Regenerative pump with variable regenerative flow | Jul 01, 22 | Dec 24, 24 | EATON INTELLIGENT POWER LIMITED |
| 12161955 | Disk-pack turbine | Sep 17, 23 | Dec 10, 24 | QWTIP LLC |
| 12145449 | Collector plate for use with a disk-pack turbine system | Oct 17, 20 | Nov 19, 24 | QWTIP LLC |
| 12129868 | Convectors | Nov 15, 22 | Oct 29, 24 | Not available |
| 12092128 | Boundary-layer pump and method of use | May 12, 23 | Sep 17, 24 | Not available |
| 12078179 | Side-channel machine (compressor, vacuum pump or blower) having an extraction duct in the stripper | Dec 20, 22 | Sep 03, 24 | GARDNER DENVER DEUTSCHLAND GmbH |
| 12025146 | Blade rotor and fluid working machine comprising such a rotor | Aug 06, 19 | Jul 02, 24 | FPZ S.P.A. |
| 12000411 | Fluid pump impeller including blades extending from a hub to an outer ring and having a draft angle between adjacent blades that varies between the hub and the outer ring | Jan 07, 22 | Jun 04, 24 | PHINIA DELPHI LUXEMBOURG SARL |
| 11994246 | Hydration system and components thereof | Oct 05, 21 | May 28, 24 | RainMaker Solutions, Inc. |
| 11946471 | Integrated pumps | May 22, 22 | Apr 02, 24 | HAMILTON SUNDSTRAND CORPORATION |
| 11919011 | Retrofit attachments for water treatment systems | Jan 28, 22 | Mar 05, 24 | QWTIP LLC |
| 11864346 | Pump-driven coolant filling device and methods | Nov 01, 21 | Jan 02, 24 | Rouchon Industries, Inc. |
| 11859632 | Boundary-layer pump and method of use | Sep 10, 21 | Jan 02, 24 | Not available |
| 11852163 | Single suction centrifugal blower | Apr 23, 21 | Dec 26, 23 | DENSO Corporation |
| 11814302 | Water dissociation system | Oct 19, 21 | Nov 14, 23 | QWTIP LLC |
| 11780743 | Disk-pack turbine | Dec 06, 21 | Oct 10, 23 | QWTIP LLC |
| 11781559 | Side channel compressor for compressing gas | Apr 30, 21 | Oct 10, 23 | MAHLE International GmbH |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0108,697 | Battery Conditioning System | Dec 12, 24 | Apr 03, 25 | Not available |
| 2025/0099,877 | Disk-Pack Turbine | Dec 09, 24 | Mar 27, 25 | Not available |
| 2025/0074,203 | Platform with a Levitation System | Nov 15, 24 | Mar 06, 25 | QWTIP LLC |
| 2025/0074,202 | Battery Conditioning Method and System | Nov 12, 24 | Mar 06, 25 | QWTIP LLC |
| 2025/0065,726 | Levitation System and Components | Nov 12, 24 | Feb 27, 25 | QWTIP LLC |
| 2025/0059,984 | CONFIGURABLE BI-DIRECTIONAL AIRFLOW FAN | Nov 05, 24 | Feb 20, 25 | Not available |
| 2025/0020,136 | A Multi-Phase Rotor, System and Method for Maintaining a Stable Vapour Cavity | Dec 09, 22 | Jan 16, 25 | Not available |
| 2024/0426,304 | SIDE-CHANNEL MACHINE (COMPRESSOR, VACUUM PUMP OR BLOWER) HAVING AN EXTRACTION DUCT IN THE STRIPPER | Aug 30, 24 | Dec 26, 24 | Not available |
| 2024/0392,904 | HYDRATION SYSTEM AND COMPONENTS THEREOF | May 28, 24 | Nov 28, 24 | RainMaker Solutions, Inc. |
| 2024/0342,632 | Intake Module for Water Treatment Systems | Jun 26, 24 | Oct 17, 24 | Not available |
| 2024/0034,643 | Desalination and/or Gas Production System and Method | Oct 07, 23 | Feb 01, 24 | Not available |
| 2024/0026,878 | FLUID PUMPS | Aug 28, 23 | Jan 25, 24 | Collins Engine Nozzles, Inc. |
| 2024/0018,963 | Material Mover | Nov 27, 21 | Jan 18, 24 | PADDLEMOVER LLC |
| 2021/0277,902 | REGENERATIVE PUMP START AND ACTUATION STAGE FOR HIGH-SPEED CENTRIFUGAL FUEL PUMP | Mar 04, 21 | Sep 09, 21 | Eaton Intelligent Power Limited |
| 2019/0195,229 | Regenerative Turbine Pumps | Dec 26, 17 | Jun 27, 19 | Not available |
| 2018/0347,570 | REGENERATIVE PUMP START STAGE FOR HIGH SPEED CENTRIFUGAL FUEL PUMP | Nov 02, 16 | Dec 06, 18 | Not available |
| 2018/0238,333 | EMBEDDED ROTARY MICRO PUMP, ITS METHOD OF INTEGRATION AND MOTION CONTROL | Feb 20, 18 | Aug 23, 18 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)