Class F04F : PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED
Subclass 1/06: 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) the fluid medium acting on the surface of the liquid to be pumped (F04F 1/02 takes precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12241464 | Full-plastic liquid pump | Jul 04, 23 | Mar 04, 25 | Xiamen Daida Technology Co., Ltd. |
| 12152608 | Pumping system | Jul 12, 19 | Nov 26, 24 | Weir Minerals Netherlands B.V. |
| 12013051 | Pump, multi-function valve, and controller apparatus | Mar 15, 23 | Jun 18, 24 | PumpOne Environmental, LLC |
| 11781568 | Pump operated by hand or pressurized air | Aug 04, 22 | Oct 10, 23 | Not available |
| 11629795 | Pump, multi-function valve, and controller apparatus | Jan 25, 21 | Apr 18, 23 | PumpOne Environmental, LLC |
| 11519428 | Pneumatic pump control system | Mar 11, 21 | Dec 06, 22 | Not available |
| 11454254 | State determination device of liquid pumping apparatus, and liquid pumping apparatus | Mar 23, 20 | Sep 27, 22 | TLV CO., LTD. |
| 11448238 | Pneumatic landfill pump cycle counter | May 08, 20 | Sep 20, 22 | Graco Minnesota Inc. |
| 11401952 | Waste liquid treatment apparatus, method and sample analyzer | Jun 11, 20 | Aug 02, 22 | Shenzhen Mindray Bio-Medical Electronics Co. Ltd. |
| 11333268 | Deterioration determination device of liquid pumping apparatus, and liquid pumping apparatus | Mar 23, 20 | May 17, 22 | TLV CO., LTD. |
| 11313108 | Pumping device | Sep 28, 20 | Apr 26, 22 | Not available |
| 11073140 | Liquid storage tank upper cover assembly of drawing or adding liquid machine and drawing or adding liquid machine | Jun 07, 19 | Jul 27, 21 | Jiashan Jinzhan Tool Co., Ltd. |
| 11073151 | Energy generating system and method | Apr 13, 16 | Jul 27, 21 | Not available |
| 10962027 | Suction pumps | Sep 01, 17 | Mar 30, 21 | THERMOFLUIDICS LTD. |
| 10920764 | Pumping apparatus, treatment solution supplying device, substrate treating apparatus, liquid draining method, and liquid replacing method | Jul 26, 18 | Feb 16, 21 | SCREEN Holdings Co., Ltd. |
| 10843143 | Dispensing system | Oct 29, 18 | Nov 24, 20 | Packaging Innovation Ltd |
| 10823204 | Pumping system and method | Aug 12, 11 | Nov 03, 20 | Not available |
| 10750891 | Pump operated lid | Jul 30, 18 | Aug 25, 20 | Not available |
| 10731669 | Tee-tube pressure vessel | May 02, 16 | Aug 04, 20 | Eastern Machine Inc. |
| 10683877 | Static bilge pump | Aug 30, 17 | Jun 16, 20 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0369,076 | Pump | May 02, 24 | Nov 07, 24 | Not available |
| 2022/0143,635 | SYSTEM FOR DROPPING A LIQUID | Feb 27, 20 | May 12, 22 | Institut National Polytechnique De Toulouse (I.N.P.T.); Centre National De La Recherche Scientifique (CNRS); KEPPLAIR EVOLUTION; |
| 2020/0300,272 | WASTE LIQUID TREATMENT APPARATUS, METHOD AND SAMPLE ANALYZER | Jun 11, 20 | Sep 24, 20 | Shenzhen Mindray Bio-Medical Electronics Co. Ltd. |
| 2020/0263,706 | PNEUMATIC LANDFILL PUMP CYCLE COUNTER | May 08, 20 | Aug 20, 20 | Not available |
| 2020/0224,679 | STATE DETERMINATION DEVICE OF LIQUID PUMPING APPARATUS, AND LIQUID PUMPING APPARATUS | Mar 23, 20 | Jul 16, 20 | TLV CO., LTD. |
| 2017/0321,724 | SUBMERSIBLE PNEUMATIC PUMP WITH AIR EXCLUSION VALVE | May 03, 16 | Nov 09, 17 | Not available |
| 2015/0345,516 | VACUUM ASSISTED PUMP WITH INTEGRATED INSTRUMENTATION AND CONTROL SYSTEM FOR SLURRY, SLUDGE AND SOLID LADEN FLUIDS | Mar 15, 13 | Dec 03, 15 | Not available |
| 2015/0316,074 | Vacuum Ejector With Tripped Diverging Exit Flow | Dec 18, 13 | Nov 05, 15 | XEREX AB |
| 2015/0275,924 | VEHICLE SUPPLY SYSTEM AND USE OF A THERMO-HYDRAULIC UNIT IN A VEHICLE | Apr 01, 15 | Oct 01, 15 | INERGY AUTOMOTIVE SYSTEMS RESEARCH (Société Anonyme) |
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