Class E03D : WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
Subclass 1/26: Water flushing devices with cisterns Low-level flushing systems Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D 1/01; constructional features of the bowl E03D 11/02-E03D 11/12)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12247382 | System and method for a low flush toilet system | Dec 14, 22 | Mar 11, 25 | Strategic Water Solutions Holdings, LLC |
| 12227929 | Siphon flush valve and toilet assembly | Aug 25, 21 | Feb 18, 25 | AS America, Inc. |
| 12168863 | Waste collection and disposal system for toilets | Sep 19, 23 | Dec 17, 24 | Zoeller Pump Company, LLC |
| 12037779 | Flush water tank apparatus and flush toilet apparatus provided with the same | Sep 01, 21 | Jul 16, 24 | Toto Ltd. |
| 11987967 | High efficiency toilet | Nov 13, 23 | May 21, 24 | Not available |
| 11911726 | Toilet dehumidifier assembly | Sep 14, 21 | Feb 27, 24 | Not available |
| 11905695 | Waste collection and disposal system for toilets | Mar 21, 22 | Feb 20, 24 | Zoeller Pump Company, LLC |
| 11866921 | Toilet with non-vitreous flush engine | Oct 28, 21 | Jan 09, 24 | Kohler Co. |
| 11753807 | Toilet bowl flush device | Jun 29, 21 | Sep 12, 23 | Lixil (China) Investment Co., Ltd. |
| 11718981 | Tank device | Sep 15, 21 | Aug 08, 23 | Toto Ltd. |
| 11674296 | Quick-coupling mechanism for toilet and method of using same | Mar 15, 21 | Jun 13, 23 | Kohler Co. |
| 11624178 | Flush toilet | Feb 23, 22 | Apr 11, 23 | Toto Ltd. |
| 11591785 | Flush toilet | Feb 25, 22 | Feb 28, 23 | Toto Ltd. |
| 11591781 | Flush toilet | Feb 24, 22 | Feb 28, 23 | Toto Ltd. |
| 11572679 | Systems and methods for coupling a tank of a toilet to a pedestal of the toilet | Feb 17, 21 | Feb 07, 23 | Kohler Co. |
| 11566410 | Flush toilet | Feb 23, 22 | Jan 31, 23 | Toto Ltd. |
| 11542696 | Foot pedal flush actuator for toilet | Jul 01, 21 | Jan 03, 23 | Not available |
| 11486122 | Flush toilet | Sep 18, 20 | Nov 01, 22 | Toto Ltd. |
| 11473283 | Flush toilet | Aug 25, 21 | Oct 18, 22 | Toto Ltd. |
| 11473282 | Flush toilet | Sep 18, 20 | Oct 18, 22 | Toto Ltd. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0059,749 | FLUSH TOILET DEVICE | Aug 12, 24 | Feb 20, 25 | Toto Ltd. |
| 2025/0052,047 | WASTE COLLECTION AND DISPOSAL SYSTEM FOR TOILETS | Oct 29, 24 | Feb 13, 25 | Not available |
| 2025/0043,556 | FLUSH TOILET APPARATUS | Jul 22, 24 | Feb 06, 25 | Not available |
| 2024/0401,317 | High Efficiency Toilet | Mar 21, 24 | Dec 05, 24 | Not available |
| 2024/0151,016 | QUICK-COUPLING MECHANISM FOR TOILET AND METHOD OF USING SAME | May 01, 23 | May 09, 24 | Not available |
| 2024/0093,472 | WATER TANK DRAINAGE VOLUME CONTROL STRUCTURE, AND TOILET | Jan 07, 21 | Mar 21, 24 | Not available |
| 2024/0093,476 | TOILET WITH NON-VITREOUS FLUSH ENGINE | Nov 29, 23 | Mar 21, 24 | Not available |
| 2024/0052,619 | EFFICIENT FLUSH TOILET | Aug 07, 23 | Feb 15, 24 | Not available |
| 2023/0313,513 | FLUSH TOILET APPARATUS | Mar 15, 23 | Oct 05, 23 | Not available |
| 2022/0298,768 | WASTE COLLECTION AND DISPOSAL SYSTEM FOR TOILETS | Mar 21, 22 | Sep 22, 22 | Not available |
| 2021/0395,987 | FLUSH ASSEMBLY FOR TOILET | Jun 02, 21 | Dec 23, 21 | Not available |
| 2021/0062,487 | SYSTEMS AND METHODS FOR COUPLING A TANK OF A TOILET TO A PEDESTAL OF THE TOILET | Sep 03, 19 | Mar 04, 21 | Not available |
| 2019/0330,830 | TOILET BOWL DEVICE | Apr 25, 19 | Oct 31, 19 | LIXIL Corporation |
| 2019/0169,825 | TOILET COUPLING | Nov 27, 18 | Jun 06, 19 | Not available |
| 2017/0370,081 | FLUSH TOILET | Jun 19, 17 | Dec 28, 17 | TOTO LTD. |
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