Y10T 137/731
With control fluid connection at desired liquid level
Y10T137/731 (With control fluid connection at desired liquid level) appears on 98 US grants and 22 published applications in this corpus.
Search patents in Y10T- Granted patents
- 98
- Published applications
- 22
- Assignees
- 58
- Inventors
- 136
- Latest grant
- 26 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 4 | 5 |
| 2006 | 5 | 2 |
| 2007 | 3 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Swimming pool leveling system and method of use26 Apr 2022US 11,313,142 B1
- Ebb and flow watering system27 Feb 2018US 9,901,044 B2IP Holdings, LLC
- Ebb and flow watering system3 Nov 2015US 9,176,503 B2IP Holdings, LLC
- Liquid condition sensing circuit and method10 Mar 2015US 8,973,601 B2Ultrasonic Power Corporation
- Fluid flow control members for use with valves30 Dec 2014US 8,919,369 B2Fisher Controls International LLC
- Ebb and flow watering system14 Jan 2016US 2016/0007548 A1IP Holdings, LLC
- Ebb and flow watering system4 Sep 2014US 2014/0249685 A1IP Holdings, LLC
- Computer implemented method for controlling ebb flow watering systems28 Mar 2013US 2013/0079934 A1IP Holdings, LLC
- Integral Fluid Detection and Containment Apparatus14 Feb 2013US 2013/0037129 A1Kevin M. Murphy, LLC
- Fluid flow control members for use with valves29 Nov 2012US 2012/0298905 A1Fisher Controls International LLC
Most cited
By later US patents
- Pediatric cartridge humidifier75US 4,500,480 ARespiratory Care, Inc. · 1985
- Dual hose assembly and control system for truck-to-truck fuel transfer67US 6,082,392 AGeneral Transervice, Inc. · 2000
- Liquid level control sytem55US 4,148,334 AFluid Device Corporation · 1979
- Tank pressure control system51US 4,790,349 AStant Inc. · 1988
- System for providing like cooking medium volume in successive cooking cycles34US 4,084,492 AKFC Corporation · 1978