E03D 9/031
Devices connected to or dispensing into the flushing pipe
Official title: {Devices connected to or dispensing into the flushing pipe}
E03D9/031 (Devices connected to or dispensing into the flushing pipe) appears on 42 US grants and 48 published applications in this corpus.
Search patents in E03D- Granted patents
- 42
- Published applications
- 48
- Assignees
- 21
- Inventors
- 91
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 4 |
| 2015 | 0 | 2 |
| 2016 | 2 | 2 |
| 2017 | 3 | 3 |
| 2018 | 0 | 1 |
| 2019 | 6 | 3 |
| 2020 | 1 | 5 |
| 2021 | 1 | 4 |
| 2022 | 4 | 2 |
| 2023 | 2 | 2 |
| 2024 | 4 | 3 |
| 2025 | 2 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Clean toilet and accessories26 May 2026US 12,637,851 B2Kohler Co.
- Clean toilet and accessories21 Apr 2026US 12,607,000 B2Kohler Co.
- Clean toilet and accessories3 Jun 2025US 12,320,110 B2Kohler Co.
- Sanitization system22 Apr 2025US 12,281,468 B2Kobler Co.
- Clean toilet and accessories1 Oct 2024US 12,104,366 B2Kohler Co.
- Clean toilet and accessories10 Sep 2026US 2026/0266036 A1Kohler Co.
- Urinal9 Jul 2026US 2026/0193875 A1Lixil (China) Investment Co., Ltd.
- Sanitization system3 Jul 2025US 2025/0215679 A1Kohler Co.
- Automatic toilet cleaning solution dispenser23 Jan 2025US 2025/0027310 A1Ancilla Concepts LLC
- Cover system for a toilet tank16 Jan 2025US 2025/0019953 A1Kohler Co.
Most cited
By later US patents
- Chemical dispensing apparatus having a pivotal actuator106US 5,823,390 ATechnical Concepts, LLC · 1998
- Automatic flush valve actuation apparatus for replacing manual flush handles75US 5,680,879 ATechnical Concepts, LLC · 1997
- Programmable dispenser33US 5,584,079 A1996
- Clean toilet and accessories30US 10,450,733 B2Kohler Co. · 2019
- Chemical dispenser30US 3,943,960 ANational Sanitation Services, Ltd. · 1976