Class F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Subclass 1/16: Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (F04B 3/00 takes precedence; fluid-driven pumps F04B 9/08; control of reciprocating machines or pumps in general F04B 49/00) having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having two or more sets of cylinders or pistons
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12258847 | Fracturing blender system and method | Dec 09, 22 | Mar 25, 25 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 12152582 | Fluid end assembly | May 22, 23 | Nov 26, 24 | Kerr Machine Co. |
| 12092099 | Liquid feeding device | Jul 03, 17 | Sep 17, 24 | Shimadzu Corporation |
| 11939852 | Dual pump VFD controlled motor electric fracturing system | Jul 19, 22 | Mar 26, 24 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 11913315 | Fracturing blender system and method using liquid petroleum gas | Dec 09, 22 | Feb 27, 24 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 11851998 | Dual pump VFD controlled motor electric fracturing system | Jul 19, 22 | Dec 26, 23 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| RE49589 | Pump unit and handheld high pressure washer | Apr 19, 21 | Jul 25, 23 | Positec Power Tools (Suzhou) Co., Ltd. |
| 11708822 | Handheld high-pressure cleaning machine | Mar 04, 21 | Jul 25, 23 | Positec Power Tools (Suzhou) Co., Ltd. |
| 11708752 | Multiple generator mobile electric powered fracturing system | Nov 03, 21 | Jul 25, 23 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 11655812 | Fluid end assembly | Aug 05, 22 | May 23, 23 | Kerr Machine Co. |
| 11655805 | Ultra-long stroke multi-cylinder reciprocating pump | Jul 23, 20 | May 23, 23 | SOUTHWEST PETROLEUM UNIVERSITY |
| 11536267 | Fluid end assembly | Mar 29, 21 | Dec 27, 22 | Kerr Machine Co. |
| 11536296 | High-density powder pump | Jul 14, 17 | Dec 27, 22 | VERNE TECHNOLOGY S.R.L. |
| 11499538 | Dual motor compressor | Apr 28, 20 | Nov 15, 22 | Wood Industries Inc. |
| 11408419 | Fluid end assembly | May 18, 20 | Aug 09, 22 | Kerr Machine Co. |
| 11391136 | Dual pump VFD controlled motor electric fracturing system | Aug 06, 21 | Jul 19, 22 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 11391133 | Dual pump VFD controlled motor electric fracturing system | Jul 20, 20 | Jul 19, 22 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 11378067 | Pump and a desalination system including the pump | Jan 21, 20 | Jul 05, 22 | KATADYN DESALINATION, LLC |
| 11286775 | Rotatable piston assembly | Oct 15, 18 | Mar 29, 22 | Poisedon Fluid Power, LLC |
| 11255173 | Mobile, modular, electrically powered system for use in fracturing underground formations using liquid petroleum gas | Jul 20, 20 | Feb 22, 22 | TYPHON TECHNOLOGY SOLUTIONS, LLC |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0075,697 | FLUID END ASSEMBLY | Nov 20, 24 | Mar 06, 25 | Not available |
| 2025/0059,962 | LIQUID SUPPLY DEVICE | Aug 17, 22 | Feb 20, 25 | Not available |
| 2024/0426,294 | FLUID END ASSEMBLY | Jun 05, 24 | Dec 26, 24 | Not available |
| 2024/0401,577 | Positive Displacement Pump | Aug 25, 23 | Dec 05, 24 | Not available |
| 2024/0229,629 | DUAL PUMP VFD CONTROLLED MOTOR ELECTRIC FRACTURING SYSTEM | Mar 22, 24 | Jul 11, 24 | TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC |
| 2024/0117,724 | MULTIPLE GENERATOR MOBILE ELECTRIC POWERED FRACTURING SYSTEM | Oct 09, 23 | Apr 11, 24 | Not available |
| 2023/0116,452 | FLUID END ASSEMBLY | Dec 13, 22 | Apr 13, 23 | Not available |
| 2022/0356,791 | DUAL PUMP VFD CONTROLLED MOTOR ELECTRIC FRACTURING SYSTEM | Jul 19, 22 | Nov 10, 22 | Not available |
| 2021/0079,901 | ULTRA-LONG STROKE MULTI-CYLINDER RECIPROCATING PUMP | Jul 23, 20 | Mar 18, 21 | Not available |
| 2020/0347,711 | DUAL PUMP VFD CONTROLLED MOTOR ELECTRIC FRACTURING SYSTEM | Jul 20, 20 | Nov 05, 20 | Not available |
| 2020/0166,025 | PUMP AND A DESALINATION SYSTEM INCLUDING THE PUMP | Jan 21, 20 | May 28, 20 | Not available |
| 2019/0277,126 | MULTIPLE GENERATOR MOBILE ELECTRIC POWERED FRACTURING SYSTEM | May 27, 19 | Sep 12, 19 | Evolution Well Services, LLC |
| 2019/0277,127 | DUAL PUMP TRAILER MOUNTED ELECTRIC FRACTURING SYSTEM | May 27, 19 | Sep 12, 19 | Evolution Well Services, LLC |
| 2018/0058,444 | Pump housing with multiple discharge valves | Aug 23, 16 | Mar 01, 18 | Not available |
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