Y10T 137/8737
Water treatment feature
Y10T137/8737 (Water treatment feature) appears on 28 US grants and 16 published applications in this corpus.
Search patents in Y10T- Granted patents
- 28
- Published applications
- 16
- Assignees
- 18
- Inventors
- 57
- Latest grant
- 13 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 0 | 0 |
| 2009 | 2 | 4 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and methods for faucet-mounted water filtration systems13 Sep 2022US 11,440,813 B2Helen of Troy Limited
- Fluid additive control valve18 Jan 2022US 11,226,046 B2First Sales LLC
- Fluid additive control valve18 Feb 2020US 10,563,779 B2First Sales LLC
- Apparatus and methods for faucet-mounted water filtration systems13 Nov 2018US 10,125,026 B2Helen of Troy Limited
- Fluid additive control valve26 Jun 2018US 10,006,551 B2First Sales LLC
- Fluid additive control valve7 May 2020US 2020/0141500 A1First Sales LLC
- Apparatus and methods for faucet-mounted water filtration systems2 May 2019US 2019/0127235 A1Helen of Troy Limited
- Fluid additive control valve22 Nov 2018US 2018/0335151 A1First Sales LLC
- Fluid additive control valve1 Sep 2016US 2016/0252185 A1First Sales LLC
- Apparatus and methods for faucet-mounted water filtration systems25 Jun 2015US 2015/0175441 A1Helen of Troy Limited
Most cited
By later US patents
- Bypass valve for water treatment system40US 6,347,644 B1Chemical Engineering Corporation · 2002
- Remote control valve for reverse osmosis water purifier39US 4,210,533 A1980
- Selector valve, especially a central control valve for a water treatment device33US 4,921,598 A1990
- Control mechanism for controlling regeneration of two water treatment tanks29US 5,628,899 AFleck Controls, Inc. · 1997
- Water conditioning system controls27US 4,290,451 AL. W. Fleckenstein, Inc. · 1981