Class E03D : WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
Subclass 1/14: Water flushing devices with cisterns High-level flushing systems Cisterns discharging variable quantities of water (twin or multiple flushing cisterns E03D 1/22; flushing devices operated by pressure of the water supply system and discharging variable quantities of water E03D 3/12)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12258744 | Flush water tank device and flush toilet apparatus provided with the same | Mar 15, 23 | Mar 25, 25 | Toto Ltd. |
| 12234629 | Flush valve and toilet assembly | Sep 01, 21 | Feb 25, 25 | AS America, Inc. |
| 12163321 | Universal canister flush valve | Feb 17, 22 | Dec 10, 24 | Kohler Co. |
| 12163323 | Primed jet toilet | Nov 01, 21 | Dec 10, 24 | AS America, Inc. |
| 12098534 | Touchless flushing systems and methods | Dec 29, 22 | Sep 24, 24 | Kohler Co. |
| 12065817 | System and method for touchless actuation of a toilet | Nov 15, 21 | Aug 20, 24 | Kohler Co. |
| 11946238 | Adjustable flush valve poppet assembly | Feb 09, 22 | Apr 02, 24 | Fluidmaster, Inc.; AS America, Inc.; |
| 11873633 | Systems to monitor a toilet bowl and to determine a bowl status | May 05, 21 | Jan 16, 24 | AS America, Inc. |
| 11840832 | Primed siphonic flush toilet | Feb 20, 20 | Dec 12, 23 | AS America, Inc. |
| 11560702 | Touchless flushing systems and methods | Oct 26, 20 | Jan 24, 23 | Kohler Co. |
| 11391391 | Discharge valve system and method | Sep 04, 20 | Jul 19, 22 | Fluidmaster Inc. |
| 11286655 | Universal canister flush valve | Feb 14, 20 | Mar 29, 22 | Kohler Co. |
| 11208798 | System and method for touchless actuation of a toilet | Dec 19, 18 | Dec 28, 21 | Kohler Co. |
| 11193264 | Toilet overflow prevention system and method | May 18, 20 | Dec 07, 21 | Limit Inc. |
| 11193265 | Primed jet toilet | Jan 25, 19 | Dec 07, 21 | AS America, Inc. |
| 11124957 | Primed siphonic flush toilet | Nov 02, 18 | Sep 21, 21 | AS America, Inc. |
| 11091903 | Systems to automate adjustment of water volume release to a toilet bowl to correspond to bowl contents, toilets including the system and related methods | Jul 06, 17 | Aug 17, 21 | AS America, Inc. |
| 11085180 | Toilet | Apr 04, 19 | Aug 10, 21 | Zhejiang IKAHE Sanitary Ware Co., Ltd. |
| 10961693 | Dual flush flapper valve apparatus | Jun 25, 19 | Mar 30, 21 | Not available |
| 10954658 | Cistern | Nov 01, 17 | Mar 23, 21 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0067,034 | UNIVERSAL CANISTER FLUSH VALVE | Nov 14, 24 | Feb 27, 25 | Not available |
| 2025/0043,560 | Primed Jet Toilet | Oct 25, 24 | Feb 06, 25 | AS America, Inc. |
| 2024/0426,091 | TOUCHLESS FLUSHING SYSTEMS AND METHODS | Sep 05, 24 | Dec 26, 24 | Not available |
| 2024/0368,871 | SYSTEM AND METHOD FOR TOUCHLESS ACTUATION OF A TOILET | Jul 12, 24 | Nov 07, 24 | Not available |
| 2024/0295,107 | PNEUMATIC DRAIN VALVE DRIVING DEVICE | Feb 22, 24 | Sep 05, 24 | Not available |
| 2024/0209,609 | ADJUSTABLE TOILET SYSTEM, APPARATUS, AND METHOD | Jul 01, 22 | Jun 27, 24 | Not available |
| 2023/0063,797 | Toilet Flushing Device | Sep 01, 21 | Mar 02, 23 | Not available |
| 2022/0170,251 | ADJUSTABLE FLUSH VALVE POPPET ASSEMBLY | Feb 09, 22 | Jun 02, 22 | Fluidmaster, Inc.; AS America, Inc.; |
| 2021/0062,486 | HEIGHT-ADJUSTABLE UPRIGHT TUBE-CAGE UNIT | Dec 28, 18 | Mar 04, 21 | LIXIL INTERNATIONAL Pte. Ltd. |
| 2020/0407,959 | Dual Flush Flapper Valve Apparatus | Jun 25, 19 | Dec 31, 20 | Not available |
| 2019/0264,433 | A Cistern | Nov 01, 17 | Aug 29, 19 | Not available |
| 2018/0135,283 | FLUSHING DEVICE FOR DIRECT-OUTLET TYPE TOILET BOWL | May 30, 16 | May 17, 18 | DONG YANG FRON TECH CO., LTD.; DONG YANG CERATECH CO., LTD.; |
| 2018/0010,321 | A SAVING WATER TANK OF CLOSESTOOL | Aug 04, 15 | Jan 11, 18 | Not available |
| 2017/0130,436 | OFFSETTING DUAL FLUSH ADAPTER | Jan 23, 17 | May 11, 17 | DANCO, INC. |
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