| RE48116 | Centrifugal dirt separation configurations for household-type and shop-type vacuum cleaners | Dec 14, 17 | Jul 28, 20 | Not available |
| RE48094 | Centrifugal dirt separation configurations for household-type and shop-type vacuum cleaners | May 05, 16 | Jul 14, 20 | Not available |
| 9981208 | Cyclone reservoir | Sep 16, 14 | May 29, 18 | Price Engineering Company, LLC |
| 9981271 | Method and system for releasing mineral from synthetic bubbles and beads | May 25, 12 | May 29, 18 | CiDRA CORPORATE SERVICES LLC |
| 9981272 | Techniques for transporting synthetic beads or bubbles in a flotation cell or column | May 25, 12 | May 29, 18 | CiDRA Corporate Services, Inc. |
| 9980619 | Cyclone dust collector and vacuum cleaning device having the same | Oct 27, 15 | May 29, 18 | Samsung Electronics Co. Ltd. |
| 9981199 | Water purification apparatus and method | Jun 23, 15 | May 29, 18 | LyteSyde LLC |
| 9968960 | Powder coating system having powder recovery cyclone with hinged lower section | Oct 13, 14 | May 15, 18 | Nordson Corporation |
| 9970327 | Device and method for separating dirt particles from the working medium of a turbine | Apr 17, 14 | May 15, 18 | 502 Robert Bosch GmbH |
| 9968948 | Counter-flow ore separator | Jun 05, 17 | May 15, 18 | Black Shell Technologies LLC |
| 9962671 | Ceramic cyclone for fluid catalytic cracking unit | Jul 23, 15 | May 08, 18 | TOTAL RAFFINAGE CHIMIE |
| 9955837 | Dust collector for vacuum cleaner | Mar 09, 15 | May 01, 18 | LG Electronics Inc. |
| 9951278 | Processes for controlling afterburn in a reheater and for controlling loss of entrained solid particles in combustion product flue gas | Feb 24, 16 | Apr 24, 18 | Ensyn Renewables, Inc. |
| 9943860 | Mineral recovery in tailings using functionalized polymers | May 25, 12 | Apr 17, 18 | CiDRA Corporate Services, Inc. |
| 9943202 | Dust collector and vacuum cleaner having the same | Mar 09, 15 | Apr 17, 18 | LG Electronics Inc. |
| 9943783 | De-sanding tank with conical bottom | May 04, 17 | Apr 17, 18 | KBK INDUSTRIES, LLC |
| 9936846 | Cyclone assembly for surface cleaning apparatus and a surface cleaning apparatus having same | Apr 25, 16 | Apr 10, 18 | Omachron Intellectual Property Inc. |
| 9937457 | Cyclone separator as well as filtering device with cyclone separator | May 28, 15 | Apr 10, 18 | Filterwek Mann & Hummel GmbH |
| 9937505 | Cyclone separator for high gas volume fraction fluids | Oct 23, 09 | Apr 10, 18 | FMC Separation Systems, BV |
| 9931647 | Magnetic separator and release tool therefor | Nov 04, 13 | Apr 03, 18 | Adey Holdings (2008) Limited |