Y10T 137/2534
Liquid level response
Y10T137/2534 (Liquid level response) appears on 69 US grants and 20 published applications in this corpus.
Search patents in Y10T- Granted patents
- 69
- Published applications
- 20
- Assignees
- 51
- Inventors
- 108
- Latest grant
- 30 Jul 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 3 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 3 |
| 2014 | 3 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Vapor control for storage tank with pump off unit30 Jul 2019US 10,365,668 B2
- Ebb and flow watering system27 Feb 2018US 9,901,044 B2IP Holdings, LLC
- System and method of automatic tank refill28 Nov 2017US 9,829,895 B2ROM Acquisition Corporation
- Ebb and flow watering system3 Nov 2015US 9,176,503 B2IP Holdings, LLC
- Systems and methods for water conservation7 Jul 2015US 9,074,356 B2
- Vapor control for storage tank with pump off unit1 Mar 2018US 2018/0059692 A1
- Ebb and flow watering system14 Jan 2016US 2016/0007548 A1IP Holdings, LLC
- Ebb and flow watering system4 Sep 2014US 2014/0249685 A1IP Holdings, LLC
- System and Method of Automatic Tank Refill2 May 2013US 2013/0105182 A1JNT Link, LLC
- Computer implemented method for controlling ebb flow watering systems28 Mar 2013US 2013/0079934 A1IP Holdings, LLC
Most cited
By later US patents
- Vapor mass flow control system702US 4,436,674 AJ. C. Schumacher Co. · 1984
- Vapor mass flow control system629US 4,393,013 AJ. C. Schumacher Co. · 1983
- Method and apparatus for dispensing fluids98US 6,101,452 AInnovative Medical Services · 2000
- Liquid metering unit responsive to the weight of the metered liquid63US 4,320,775 AOctel S.A. · 1982
- Chemical printing liquid method and system60US 4,474,476 A1984