Class F04F : PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED
Subclass 1/00: Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped (using only negative pressure F04F 3/00; jet pumps F04F 5/00; siphons F04F 10/00)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11913439 | Multi-fluid precision calibration pressure source | Aug 19, 19 | Feb 27, 24 | King Nutronics, LLC |
| 11285479 | Device and method for handling liquid | Jun 20, 19 | Mar 29, 22 | BIOSURFIT, S.A. |
| 10989228 | Non-clogging airlift pumps and systems and methods employing the same | Jun 28, 18 | Apr 27, 21 | Pulsed Burst Systems, LLC |
| 10661276 | Method for handling liquid using centrifugal force | Dec 15, 16 | May 26, 20 | BIOSURFIT, S.A. |
| 10563656 | Fluidics module, device and method for pumping a liquid | Jun 15, 18 | Feb 18, 20 | Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. |
| 10385835 | Multi-fluid precision calibration pressure source | Apr 08, 16 | Aug 20, 19 | King Nutronics Corporation |
| 10138907 | Rotary energy recovery device | Dec 17, 10 | Nov 27, 18 | Energy Recovery, Inc. |
| 10001125 | Fluidics module, device and method for pumping a liquid | Aug 14, 14 | Jun 19, 18 | Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. |
| 9834182 | Portable tubeless tire inflating device | Dec 08, 15 | Dec 05, 17 | BETO ENGINEERING & MARKETING CO., LTD. |
| 9732768 | Intermittent fluid pump | Dec 02, 14 | Aug 15, 17 | Not available |
| 9512857 | Liquid lifting device and liquid lifting method | Jul 17, 15 | Dec 06, 16 | MURATA MANUFACTURING CO., LTD. |
| 9512929 | Pressure balanced rotation spool valve | Jan 26, 12 | Dec 06, 16 | FMC KONGSBERG SUBSEA AS |
| 9399569 | Recyclable valve closure for keg | Jun 23, 11 | Jul 26, 16 | PET ENGINEERING & SERVICES SRL, SILVIA ROMANA MARABINI, |
| 9309898 | Multi-fluid precision calibration pressure source | Feb 19, 13 | Apr 12, 16 | King Nutronics Corporation |
| 9217445 | Fan | Jan 08, 13 | Dec 22, 15 | Not available |
| 9205353 | Scum removal system for liquids | Oct 18, 13 | Dec 08, 15 | Not available |
| 9162410 | Compression of a water-saturated medium | May 09, 12 | Oct 20, 15 | LINDE AKTIENGESELLSCHAFT |
| 9157459 | Liquid storage container | Oct 25, 12 | Oct 13, 15 | SURPASS INDUSTRY CO., LTD. |
| 8931503 | Fuel inlet valve with integral line | May 24, 11 | Jan 13, 15 | EATON CORPORATION |
| 8899940 | Suction stabilizer for pump assembly | Sep 28, 10 | Dec 02, 14 | SCHLUMBERGER TECHNOLOGY CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0141,397 | MULTI-FLUID PRECISION CALIBRATION PRESSURE SOURCE | Aug 19, 19 | May 07, 20 | Not available |
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