E03D 5/012
Combined with movable closure elements in the bowl outlet
Official title: combined with movable closure elements in the bowl outlet (bowls with closure elements between bottom or outlet and outlet pipe E03D11/10)
E03D5/012 (Combined with movable closure elements in the bowl outlet) appears on 121 US grants and 111 published applications in this corpus.
Search patents in E03D- Granted patents
- 121
- Published applications
- 111
- Assignees
- 58
- Inventors
- 271
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 3 |
| 2009 | 0 | 4 |
| 2010 | 0 | 6 |
| 2011 | 4 | 7 |
| 2012 | 3 | 3 |
| 2013 | 4 | 4 |
| 2014 | 1 | 5 |
| 2015 | 8 | 7 |
| 2016 | 4 | 8 |
| 2017 | 5 | 4 |
| 2018 | 2 | 7 |
| 2019 | 6 | 3 |
| 2020 | 5 | 5 |
| 2021 | 5 | 6 |
| 2022 | 4 | 5 |
| 2023 | 1 | 5 |
| 2024 | 4 | 4 |
| 2025 | 4 | 12 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flush engine11 Aug 2026US 12,703,971 B2Kohler Co.
- Vacuum toilet and tank therefor10 Mar 2026US 12,571,196 B2Eoos Next GmbH
- Check valve with ventilation device30 Dec 2025US 12,509,871 B2TROBOLO Europe Sp.zo.o
- Portable toilet system and mechanisms2 Dec 2025US 12,485,936 B1
- Method and device for removing a chemical substance from human excreta25 Nov 2025US 12,478,226 B2Beam-IP B.V.
- Piston toilet4 Jun 2026US 2026/0152934 A1Kohler India Corporation Private Limited
- Method and device for removing solids downstream of a siphon of a toilet, and operation of a device of this type29 Jan 2026US 2026/0028809 A1Left AG
- Wastewater separator and method of separating a flow of wastewater27 Nov 2025US 2025/0361160 A1S3NERGY INC. d/b/a REGENEAU
- Vacuum toilet and tank therefor19 Jun 2025US 2025/0198145 A1Eoos Next GmbH
- Urine treatment installation and method for treating urine using such an installation22 May 2025US 2025/0162008 A1
Most cited
By later US patents
- Self-contained RV sanitary systems46US 4,776,631 AThetford Corporation · 1988
- Electrically operated toilet39US 4,918,764 AMicrophor, Inc. · 1990
- Portable toilet unit37US 6,212,700 B1Sealand Technology, Inc. · 2001
- Device for collecting solid or fluid waste33US 4,519,104 AKlintland · 1985
- Toilet32US 3,986,216 AKoehler-Dayton, Inc. · 1976