E03D 1/24
Low-level flushing systems
E03D1/24 (Low-level flushing systems) appears on 131 US grants and 166 published applications in this corpus.
Search patents in E03D- Granted patents
- 131
- Published applications
- 166
- Assignees
- 56
- Inventors
- 297
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 4 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 6 |
| 2014 | 2 | 2 |
| 2015 | 1 | 3 |
| 2016 | 6 | 3 |
| 2017 | 3 | 11 |
| 2018 | 6 | 10 |
| 2019 | 13 | 8 |
| 2020 | 10 | 13 |
| 2021 | 8 | 21 |
| 2022 | 17 | 27 |
| 2023 | 14 | 12 |
| 2024 | 14 | 10 |
| 2025 | 13 | 14 |
| 2026 | 2 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flush toilet1 Oct 2026US 2026/0297916 A1Toto Ltd.
- Three-piece toilet27 Aug 2026US 2026/0250936 A1Globe Union Industrial Corp.
- High Efficiency Toilet20 Aug 2026US 2026/0243074 A1
- Vacuum assist flush system16 Jul 2026US 2026/0201687 A1AS America, Inc.
- Wall-hung flush toilet9 Jul 2026US 2026/0193874 A1Toto Ltd.
Most cited
By later US patents