F16K 5/0285
Spindle sealing
Official title: {spindle sealing}
F16K5/0285 (Spindle sealing) appears on 27 US grants and 8 published applications in this corpus.
Search patents in F16K- Granted patents
- 27
- Published applications
- 8
- Assignees
- 17
- Inventors
- 44
- Latest grant
- 15 Feb 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shut-off device comprising a sealing device15 Feb 2022US 11,248,711 B2XOMOX International GmbH & Co. OHG
- Flow regulating valve of gas stove22 Dec 2020US 10,871,235 B1Grand Mate Co., Ltd.
- Systems and devices for pumping and controlling high temperature fluids20 Oct 2020US 10,808,694 B2Georgia Tech Research Corporation
- Plug valve and stem sealing assembly22 Apr 2014US 8,702,056 B2Aegis Flow Technolofies, L.L.C.
- Tractrix valve25 Nov 2003US 6,651,957 B2
- Valve device12 Feb 2026US 2026/0043486 A1Nok Corporation
- Valve device22 Jan 2026US 2026/0022774 A1Nok Corporation
- Valve device22 Jan 2026US 2026/0022784 A1Nok Corporation
- Shut-off device comprising a sealing device26 Nov 2020US 2020/0370660 A1XOMOX International GmbH & Co. OHG
- Systems and devices for pumping and controlling high temperature fluids15 Feb 2018US 2018/0045197 A1Georgia Tech Research Corporation
Most cited
By later US patents
- Valve stem sealing means for prevention of fugitive emissions54US 5,178,363 AM&FC Holding, LLC · 1993
- Valve stem sealing means for prevention of fugitive emissions50US 5,129,624 AM&FC Holding, LLC · 1992
- Fluid valve and method of making same32US 4,475,712 AXomox Corporation · 1984
- Fluid flow control valve, principally of the ball or plug type28US 4,332,370 ASerck Industries Limited · 1982
- Valve stem seal25US 4,305,567 ARockwell International Corporation · 1981