Y10T 137/7436
Float rigid with valve
Y10T137/7436 (Float rigid with valve) appears on 206 US grants and 49 published applications in this corpus.
Search patents in Y10T- Granted patents
- 206
- Published applications
- 49
- Assignees
- 117
- Inventors
- 285
- Latest grant
- 20 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 11 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 3 |
| 2003 | 3 | 3 |
| 2004 | 5 | 4 |
| 2005 | 4 | 3 |
| 2006 | 2 | 1 |
| 2007 | 3 | 7 |
| 2008 | 2 | 3 |
| 2009 | 2 | 2 |
| 2010 | 2 | 4 |
| 2011 | 5 | 2 |
| 2012 | 2 | 3 |
| 2013 | 4 | 2 |
| 2014 | 6 | 0 |
| 2015 | 0 | 3 |
| 2016 | 2 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Negative pressure pipeline opening and closing device20 Sep 2022US 11,448,338 B2Shanghai ZTEC Environmental S&T CO., LTD.
- Valve device for fuel tank6 Apr 2021US 10,967,734 B2Nifco Inc.
- Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline23 Jun 2020US 10,690,262 B2Zhuzhou Southern Valve Co., Ltd.
- Ecology fuel return systems3 Sep 2019US 10,399,690 B2Hamilton Sundstrand Corporation
- Ecology fuel return systems25 Sep 2018US 10,082,084 B2Hamilton Sundstrand Corporation
- Negative Pressure Pipeline Opening and Closing Device1 Dec 2022US 2022/0381365 A1Shanghai ZTEC Environmental S&T CO., LTD.
- Negative Pressure Pipeline Opening and Closing Device11 Mar 2021US 2021/0071777 A1Shanghai ZTEC Environmental S&T CO., LTD.
- Valve device for fuel tank30 Jan 2020US 2020/0031221 A1Nifco Inc.
- Ecology fuel return systems24 Jan 2019US 2019/0024588 A1Hamilton Sundstrand Corporation
- Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline31 May 2018US 2018/0149287 A1Zhuzhou Southern Valve Co., Ltd.
Most cited
By later US patents
- Magnetic automatic stop valve73US 6,695,004 B1Alaris Medical Systems, Inc. · 2004
- Liquid feed device for intracavitary examination instrument60US 5,830,128 AFuji Photo Optical Co., Ltd. · 1998
- Drop tube assembly with shut-off valve and method for assembling the same53US 5,235,999 AGuillotine, Inc. · 1993
- Water heater heat trap assembly43US 4,286,573 AA. O. Smith Corporation · 1981
- Fluid container shut off valve41US 5,423,346 AIVAC Corporation · 1995