A47K 11/00
Closets without flushing
Official title: Closets without flushing; Urinals without flushing; Chamber pots; Chairs with toilet conveniences or specially adapted for use with toilets
A47K11/00 (Closets without flushing) appears on 1,077 US grants and 1,048 published applications in this corpus.
Search patents in A47K- Granted patents
- 1,077
- Published applications
- 1,048
- Assignees
- 387
- Inventors
- 2,003
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 12 | 0 |
| 1978 | 6 | 0 |
| 1979 | 11 | 0 |
| 1980 | 11 | 0 |
| 1981 | 6 | 0 |
| 1982 | 10 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 14 | 0 |
| 1986 | 5 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 13 | 0 |
| 1991 | 17 | 0 |
| 1992 | 16 | 0 |
| 1993 | 19 | 0 |
| 1994 | 33 | 0 |
| 1995 | 15 | 0 |
| 1996 | 19 | 0 |
| 1997 | 17 | 0 |
| 1998 | 24 | 0 |
| 1999 | 39 | 0 |
| 2000 | 36 | 0 |
| 2001 | 21 | 6 |
| 2002 | 30 | 15 |
| 2003 | 21 | 23 |
| 2004 | 33 | 46 |
| 2005 | 15 | 47 |
| 2006 | 21 | 33 |
| 2007 | 17 | 47 |
| 2008 | 11 | 38 |
| 2009 | 9 | 39 |
| 2010 | 16 | 28 |
| 2011 | 17 | 27 |
| 2012 | 19 | 32 |
| 2013 | 15 | 32 |
| 2014 | 19 | 40 |
| 2015 | 24 | 43 |
| 2016 | 35 | 60 |
| 2017 | 47 | 64 |
| 2018 | 35 | 52 |
| 2019 | 48 | 53 |
| 2020 | 50 | 58 |
| 2021 | 36 | 53 |
| 2022 | 31 | 38 |
| 2023 | 47 | 42 |
| 2024 | 34 | 53 |
| 2025 | 39 | 43 |
| 2026 | 22 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Portable toilet with tethered agitators6 Oct 2026US 12,751,586 B2Coversan, LLC
- Portable urinal system and method of use29 Sep 2026US 12,746,146 B2
- Systems for human waste collection and processing29 Sep 2026US 12,747,570 B2Hamilton Sundstrand Space Systems International, Inc.
- Portable restroom22 Sep 2026US 12,740,676 B2Jag Mobile Solutions, Inc.
- Systems for human waste collection and processing1 Sep 2026US 12,723,392 B2Hamilton Sundstrand Space Systems International, Inc.
- Long-Handled Reusable In-Bowl Toilet Cleaning Tablet Cartridge for Sustained Cleaning8 Oct 2026US 2026/0305888 A1
- Invertable portable urinal8 Oct 2026US 2026/0305889 A1
- Retrofittable sanitary plumbing fixture and assembly thereof with odor control and method of installing and retrofitting using the same8 Oct 2026US 2026/0305890 A1
- Cleaning assembly1 Oct 2026US 2026/0294085 A1The Clorox Company
- Removable Fluid Deflection Commode Attachment Apparatus1 Oct 2026US 2026/0294181 A1
Most cited
By later US patents