Y10T 137/7439
Float arm operated valve
Y10T137/7439 (Float arm operated valve) appears on 588 US grants and 180 published applications in this corpus.
Search patents in Y10T- Granted patents
- 588
- Published applications
- 180
- Assignees
- 265
- Inventors
- 688
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 11 | 0 |
| 1978 | 10 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 14 | 0 |
| 1982 | 15 | 0 |
| 1983 | 8 | 0 |
| 1984 | 17 | 0 |
| 1985 | 15 | 0 |
| 1986 | 21 | 0 |
| 1987 | 14 | 0 |
| 1988 | 15 | 0 |
| 1989 | 15 | 0 |
| 1990 | 6 | 0 |
| 1991 | 15 | 0 |
| 1992 | 23 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 18 | 0 |
| 1996 | 17 | 0 |
| 1997 | 14 | 0 |
| 1998 | 15 | 0 |
| 1999 | 21 | 0 |
| 2000 | 23 | 0 |
| 2001 | 19 | 6 |
| 2002 | 14 | 9 |
| 2003 | 14 | 12 |
| 2004 | 16 | 10 |
| 2005 | 15 | 15 |
| 2006 | 7 | 13 |
| 2007 | 10 | 7 |
| 2008 | 8 | 10 |
| 2009 | 6 | 10 |
| 2010 | 10 | 14 |
| 2011 | 12 | 9 |
| 2012 | 16 | 7 |
| 2013 | 19 | 9 |
| 2014 | 10 | 6 |
| 2015 | 6 | 9 |
| 2016 | 6 | 9 |
| 2017 | 11 | 7 |
| 2018 | 6 | 3 |
| 2019 | 6 | 5 |
| 2020 | 7 | 6 |
| 2021 | 5 | 2 |
| 2022 | 5 | 2 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- Y10T 137/7465Assembly mounted on and having reciprocating valve element coaxial with inlet pipe148
- Y10T 137/7485Pivoted valve119
- Y10T 137/7446With flow guide or restrictor109
- Y10T 137/7478With interposed cam, gear or threaded connection78
- Y10T 137/7462With refill pipe57
- Y10T 137/7475With toggle or second lever connected to valve52
- Y10T 137/7494Flexible valve45
- Y10T 137/7488Ball valves39
All 14 subgroupsShow fewer
Recent patents
- Water flow shutoff system6 Oct 2026US 12,753,597 B1Liquified Solutions, LLC
- Toilet fill valve with valve lock14 Oct 2025US 12,442,169 B2Danco, Inc.
- Lever operated dump valve with improved accuracy1 Oct 2024US 12,104,712 B1Gator Corporation
- Waterer valve system8 Aug 2023US 11,716,968 B2Ritchie Industries, Inc.
- Tank device for a motor vehicle14 Feb 2023US 11,577,602 B2MAGNA Energy Storage Systems GesmbH
- Systems, Devices, and/or Methods for Managing Condensate25 Aug 2022US 2022/0268482 A1
- Tank device for a motor vehicle28 Apr 2022US 2022/0126680 A1MAGNA Energy Storage Systems GesmbH
- Toilet fill valve with valve lock25 Nov 2021US 2021/0363740 A1Danco, Inc.
- Water outlet valve structure and humidifier having the same1 Jul 2021US 2021/0199200 A1Gree Electric Appliances, Inc. of Zhuhai
- Devices and methods for a mechanical automatic shut-off to fluid reservoirs31 Dec 2020US 2020/0408328 A1People and Products Plumbing, LLC
Most cited
By later US patents
- Water level control126US 4,853,986 AThe Awareness Marketing Corporation · 1989
- Float-controlled humidifier104US 4,913,140 AFisher & Paykel Limited · 1990
- Fluid level control valve65US 4,065,095 A1977
- Water appliance having a flow control unit and a filter assembly63US 8,596,293 B2Koninklijke Philips N. V. · 2013
- Drop tubes and overfill valves therefor60US 5,174,345 ADover Corporation · 1992