A47K 11/04
Room closets
Official title: Room closets; Chairs with toilet conveniences or specially adapted for use with toilets, e.g. night chairs {; Closets for children, also with signalling means, e.g. with a music box, or the like}
A47K11/04 (Room closets) appears on 231 US grants and 200 published applications in this corpus.
Search patents in A47K- Granted patents
- 231
- Published applications
- 200
- Assignees
- 82
- Inventors
- 390
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 2 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 3 |
| 2002 | 4 | 3 |
| 2003 | 3 | 2 |
| 2004 | 7 | 7 |
| 2005 | 2 | 7 |
| 2006 | 1 | 6 |
| 2007 | 2 | 10 |
| 2008 | 1 | 5 |
| 2009 | 3 | 6 |
| 2010 | 5 | 7 |
| 2011 | 2 | 4 |
| 2012 | 3 | 2 |
| 2013 | 3 | 3 |
| 2014 | 2 | 6 |
| 2015 | 5 | 10 |
| 2016 | 7 | 12 |
| 2017 | 7 | 6 |
| 2018 | 5 | 9 |
| 2019 | 8 | 11 |
| 2020 | 11 | 12 |
| 2021 | 9 | 16 |
| 2022 | 12 | 12 |
| 2023 | 20 | 13 |
| 2024 | 8 | 13 |
| 2025 | 15 | 10 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Kid-sized toilet featuring small storage space6 Jan 2026US 12,514,412 B2TJ(fujian) Industrial Co., Ltd.
- Toilet trainer30 Dec 2025US 12,507,841 B2Shenzhen Wenjian Technology Co., Ltd.
- Trash bag closing mechanism, commode chair, trash container and its control16 Dec 2025US 12,495,939 B2Huiyuandong (Xiamen) Health Technology Co., Ltd.
- Combination commode and chair25 Nov 2025US 12,478,227 B2CVS Pharmacy, Inc.
- Autonomous waste collection30 Sep 2025US 12,426,747 B2Battelle Memorial Institute
- Removable Fluid Deflection Commode Attachment Apparatus1 Oct 2026US 2026/0294181 A1
- Automated home health patient care system23 Jul 2026US 2026/0207405 A1
- Rotatable toilet paper support system11 Jun 2026US 2026/0157579 A1
- Sealing device for sealing an opening of a bag-shaped film body19 Feb 2026US 2026/0047728 A1Nihonsafety Co., Ltd.
- Folding Auxiliary Chair12 Feb 2026US 2026/0041289 A1Shenzhen Wana Technology Co., LTD
Most cited
By later US patents
- Children's toilet training device with differentiating means50US 4,883,749 APee Patch, Inc. · 1989
- Potty for toilet training47US 5,978,976 APenta Zone Inc. · 1999
- Children's convertible toilet apparatus45US 4,777,672 AGerico, Inc. · 1988
- Toilet training device44US 4,162,490 A1979
- Toilet training device42US 6,772,454 B12004