A47K 1/14
Stoppers for wash-basins, baths, sinks, or the like
A47K1/14 (Stoppers for wash-basins, baths, sinks, or the like) appears on 172 US grants and 120 published applications in this corpus.
Search patents in A47K- Granted patents
- 172
- Published applications
- 120
- Assignees
- 65
- Inventors
- 235
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 2 |
| 2002 | 6 | 2 |
| 2003 | 3 | 1 |
| 2004 | 1 | 2 |
| 2005 | 4 | 5 |
| 2006 | 2 | 6 |
| 2007 | 1 | 5 |
| 2008 | 3 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 2 |
| 2011 | 3 | 6 |
| 2012 | 3 | 3 |
| 2013 | 4 | 8 |
| 2014 | 3 | 3 |
| 2015 | 5 | 2 |
| 2016 | 9 | 3 |
| 2017 | 4 | 12 |
| 2018 | 5 | 12 |
| 2019 | 10 | 8 |
| 2020 | 11 | 9 |
| 2021 | 5 | 4 |
| 2022 | 4 | 4 |
| 2023 | 6 | 4 |
| 2024 | 5 | 4 |
| 2025 | 3 | 5 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sludge retaining device for a drain of a sanitary basin22 Sep 2026US 12,742,320 B2BLANCO GmbH + Co KG
- Pop up stopper and seal8 Sep 2026US 12,729,527 B2Danco, Inc.
- Blind install drain for bath or shower25 Aug 2026US 12,716,226 B2Kohler Co.
- Wash basin with dual outlet openings split by a small partition of two extending ends for water separation11 Aug 2026US 12,703,970 B2
- Folding bathtub20 Jan 2026US 12,527,441 B1Taizhou Xiaotanglang Infant and Child Products Co., Ltd.
- Stopper scrubber for sink7 May 2026US 2026/0123794 A1
- Folding bathtub23 Apr 2026US 2026/0108110 A1Taizhou Xiaotanglang Infant and Child Products Co., Ltd.
- Bathtub with aromatherapy device13 Nov 2025US 2025/0344908 A1Bains Ultra Inc.
- Portable sink with stowable faucet23 Oct 2025US 2025/0325146 A1
- Blind install drain for bath or shower10 Apr 2025US 2025/0116104 A1Kohler Co.
Most cited
By later US patents
- Web-type stock material with upwardly projecting filamentary elements and defined periphery84US 4,671,976 A1987
- Drain filter having filamentary surface irregularities to entangle hair and debris76US 4,418,432 A1983
- Drain cover assembly72US 6,108,828 A2000
- Drain closure56US 6,418,570 B1WCM Industries, Inc. · 2002
- Basket strainer and stopper assembly for sinks53US 4,232,407 ABradley Corporation · 1980