Y10S 4/00
Baths, closets, sinks, and spittoons
Y10S4/00 (Baths, closets, sinks, and spittoons) appears on 539 US grants and 94 published applications in this corpus.
Search patents in Y10S- Granted patents
- 539
- Published applications
- 94
- Assignees
- 164
- Inventors
- 716
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 12 | 0 |
| 1978 | 6 | 0 |
| 1979 | 9 | 0 |
| 1980 | 15 | 0 |
| 1981 | 10 | 0 |
| 1982 | 17 | 0 |
| 1983 | 11 | 0 |
| 1984 | 6 | 0 |
| 1985 | 15 | 0 |
| 1986 | 25 | 0 |
| 1987 | 17 | 0 |
| 1988 | 23 | 0 |
| 1989 | 16 | 0 |
| 1990 | 23 | 0 |
| 1991 | 29 | 0 |
| 1992 | 17 | 0 |
| 1993 | 25 | 0 |
| 1994 | 27 | 0 |
| 1995 | 14 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 10 | 0 |
| 1999 | 19 | 0 |
| 2000 | 14 | 0 |
| 2001 | 12 | 4 |
| 2002 | 25 | 10 |
| 2003 | 19 | 15 |
| 2004 | 13 | 10 |
| 2005 | 12 | 9 |
| 2006 | 15 | 4 |
| 2007 | 8 | 4 |
| 2008 | 2 | 7 |
| 2009 | 4 | 3 |
| 2010 | 3 | 4 |
| 2011 | 8 | 1 |
| 2012 | 4 | 7 |
| 2013 | 3 | 2 |
| 2014 | 5 | 3 |
| 2015 | 4 | 2 |
| 2016 | 4 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- Y10S 4/03Electric flushing98
- Y10S 4/09Methods55
- Y10S 4/05Urine guards45
- Y10S 4/12Aerobic decomposing toilet41
- Y10S 4/14Pipe strainers36
- Y10S 4/18Bathroom fixture liners35
- Y10S 4/15Prison bathrooms32
- Y10S 4/903Shower head with material dispensing32
All 25 subgroupsShow fewer
- Y10S 4/902Toilet training29
- Y10S 4/07House plumbing fittings24
- Y10S 4/19Liquid-solid separators22
- Y10S 4/904Swim-in-place pool16
- Y10S 4/06Heated seats15
- Y10S 4/90Decontamination shower15
- Y10S 4/02Disappearing bowl13
- Y10S 4/04Garbage grinder11
- Y10S 4/10Water additive or substitute11
- Y10S 4/11Oil toilet10
- Y10S 4/16Deformable toilet traps10
- Y10S 4/13Toilet having deformable trap7
- Y10S 4/01Plural connected floats6
- Y10S 4/901Bowl skirt or tank cover6
- Y10S 4/08Rubber seats4
- Y10S 4/905Squat bowl4
- Y10S 4/17Electrolytic toilets1
Recent patents
- Propeller shaft with reinforced front flange23 Sep 2025US 12,421,995 B2Pratt & Whitney Canada Corp.
- Manufacturing method for exhaust gas purification device22 Oct 2024US 12,121,858 B2Cataler Corporation
- Toilet overflow prevention system and method19 Apr 2022US 11,306,470 B2Limit, Inc.
- Toilet overflow prevention system and method1 Sep 2020US 10,760,254 B2Limit, Inc.
- Toilet overflow prevention system and method29 Jan 2019US 10,190,301 B2Limit, Inc.
- Layered sink baffle26 Dec 2024US 2024/0426089 A1Insinkerator LLC
- Propeller shaft with reinforced front flange21 Mar 2024US 2024/0093720 A1Pratt & Whitney Canada Corp.
- Toilet overflow prevention system and method21 Jul 2022US 2022/0228354 A1Limit, Inc.
- Manufacturing method for exhaust gas purification device25 Mar 2021US 2021/0086133 A1Cataler Corporation
- Toilet overflow prevention system and method18 Mar 2021US 2021/0079637 A1Limit, Inc.
Most cited
By later US patents
- Automated bathroom193US 4,563,780 A1986
- Wash station and method of operation190US 5,031,258 ABauer Industries, Inc. · 1991
- Hand washing device140US 4,606,085 A1986
- Body heat responsive control apparatus135US 5,086,526 AInternational Sanitary Ware Manufacturin Cy, S.A. · 1992
- Flush valve with an electronic sensor and solenoid valve133US 4,793,588 ACoyne & Delany Co. · 1988