| RE49098 | Water flow triggering of chlorination treatment | Aug 10, 20 | Jun 07, 22 | Angel Water, Inc. |
| RE47092 | Flow-through oxygenator | Mar 30, 16 | Oct 23, 18 | Not available |
| 9994462 | Siphon trap disinfection system | Apr 04, 16 | Jun 12, 18 | Not available |
| 9994464 | Method and devices for de-emulsifying and complexing organic compounds in emulsions | Jun 01, 15 | Jun 12, 18 | Drei Lilien PVG GmbH & Co. KG |
| 9993104 | System and method for controlling the salinity of water in a culinary application | Sep 22, 16 | Jun 12, 18 | Not available |
| 9994472 | Treatment of the wastewater from isophorone production comprising neutralization, filtration and a downstream chemical oxidation process and subsequent reduction | Oct 18, 16 | Jun 12, 18 | Evonik Degussa GmbH |
| 9994463 | Electrocoagulation system | Dec 14, 10 | Jun 12, 18 | Palo Alto Research Center Incorporated |
| 9994459 | Gravity-fed and dual ion-exchange water filtration bottle | Mar 14, 14 | Jun 12, 18 | ZERO TECHNOLIGIES, LLC |
| 9994461 | Gravity filter | Dec 17, 12 | Jun 12, 18 | Helen of Troy Limited |
| 9995050 | Method and apparatus for communicating over a two-wire power cable between an external power supply and a self-propelled robotic swimming pool cleaner | Mar 24, 16 | Jun 12, 18 | Aqua Products Inc. |
| 9994471 | Livestock wastewater treatment system and method | May 05, 09 | Jun 12, 18 | IWR Technologies Ltd. |
| 9994460 | Expandable water filter reservoir | Oct 24, 17 | Jun 12, 18 | BONVI WATER, INC. |
| 9988782 | Method and apparatus for skimming a floating liquid from a body of water | Jun 22, 15 | Jun 05, 18 | Not available |
| 9987573 | Internally fed drum filter for treating waste water comprising an inlet distribution arrangement | Jul 12, 13 | Jun 05, 18 | Nijhuis Water Technology B.V. |
| 9988294 | Desalination system and desalination method | Jan 11, 17 | Jun 05, 18 | Hitachi Ltd. |
| 9986870 | Device for providing liquid for a beverage machine and use thereof | Aug 28, 13 | Jun 05, 18 | Jura Elektroapparate AG |
| 9988293 | Desalination system and desalination method | Jan 11, 17 | Jun 05, 18 | Hitachi Ltd. |
| 9981207 | Polymers useful as demulsifiers and clarifiers | Apr 11, 14 | May 29, 18 | Baker Hughes, a GE company, LLC |
| 9982315 | Process including a carbonation step | Aug 22, 14 | May 29, 18 | T&L SUGARS LIMITED |
| 9982449 | Pool circulation system | Aug 12, 16 | May 29, 18 | Not available |