E03D 5/02
Operated mechanically or hydraulically also details such as push buttons, levers and
Official title: operated mechanically or hydraulically (E03D5/01, E03D5/12 take precedence){(or pneumatically) also details such as push buttons, levers and pull-card therefor}
E03D5/02 (Operated mechanically or hydraulically also details such as push buttons, levers and) appears on 472 US grants and 445 published applications in this corpus.
Search patents in E03D- Granted patents
- 472
- Published applications
- 445
- Assignees
- 151
- Inventors
- 827
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 13 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 3 |
| 2002 | 10 | 4 |
| 2003 | 7 | 3 |
| 2004 | 6 | 6 |
| 2005 | 5 | 14 |
| 2006 | 7 | 15 |
| 2007 | 5 | 13 |
| 2008 | 1 | 15 |
| 2009 | 3 | 16 |
| 2010 | 4 | 17 |
| 2011 | 11 | 13 |
| 2012 | 11 | 15 |
| 2013 | 14 | 11 |
| 2014 | 11 | 16 |
| 2015 | 10 | 18 |
| 2016 | 20 | 19 |
| 2017 | 21 | 30 |
| 2018 | 31 | 43 |
| 2019 | 41 | 25 |
| 2020 | 22 | 21 |
| 2021 | 30 | 27 |
| 2022 | 17 | 28 |
| 2023 | 21 | 24 |
| 2024 | 26 | 18 |
| 2025 | 9 | 19 |
| 2026 | 10 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E03D 5/09Directly by the hand174
- E03D 5/024Operated hydraulically or pneumatically95
- E03D 5/08Directly by the foot combined with devices for opening or closing shutters54
- E03D 5/04Directly by the seat or cover combined with devices for opening and52
- E03D 5/026Devices preventing overflow or locks inhibiting the use of the flushing system51
- E03D 5/022Operating automatically18
- E03D 5/028Pusher plates and actuating mechanisms for built-in cisterns11
- E03D 5/06Directly by the door1
Recent patents
- Pedal actuated toilet flush1 Oct 2026US 2026/0297918 A1
- Pneumatic drain valve driving device17 Sep 2026US 2026/0275694 A1Kohler (China) Investment Co., Ltd.
- Automatic draining device for toilet17 Sep 2026US 2026/0275695 A1
- Push-Button Toilet Device27 Aug 2026US 2026/0250935 A1
- Hydraulically controlled flushing device20 Aug 2026US 2026/0243073 A1Aspic
Most cited
By later US patents
- Automatic tank-type flusher48US 6,263,519 B1Arichell Technologies, Inc. · 2001
- Toilet flushing device with overflow inhibitor36US 4,041,557 AAluminum Plumbing Fixture Corp. · 1977
- Seat cover actuated flushing mechanism for toilet30US 5,400,446 AKohler Co. · 1995
- Water discharging system for toilet28US 6,263,520 B1Shin Woo Watos Co., Ltd. · 2001
- Control apparatus for pneumatic evacuation and water valves, operated by vacuum pressure28US 6,360,768 B1Roediger Anlagenbau-GmbH · 2002