F16K 5/0694
Spindle sealings
Official title: {Spindle sealings}
F16K5/0694 (Spindle sealings) appears on 108 US grants and 93 published applications in this corpus.
Search patents in F16K- Granted patents
- 108
- Published applications
- 93
- Assignees
- 78
- Inventors
- 203
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 3 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 1 | 4 |
| 2010 | 0 | 4 |
| 2011 | 2 | 4 |
| 2012 | 3 | 3 |
| 2013 | 5 | 6 |
| 2014 | 3 | 4 |
| 2015 | 4 | 3 |
| 2016 | 8 | 7 |
| 2017 | 3 | 1 |
| 2018 | 4 | 6 |
| 2019 | 3 | 3 |
| 2020 | 3 | 7 |
| 2021 | 9 | 4 |
| 2022 | 3 | 4 |
| 2023 | 4 | 8 |
| 2024 | 6 | 6 |
| 2025 | 4 | 4 |
| 2026 | 8 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve apparatus1 Sep 2026US 12,723,664 B2Jb Valves Limited
- Valve assembly useful for cryogenic applications5 May 2026US 12,618,479 B2ITT Manufacturing Enterprises, Inc.
- Ball valve5 May 2026US 12,618,480 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- Control valves with adjustable valve packing14 Apr 2026US 12,601,423 B2Fisher Controls International LLC
- Eccentric process control valve3 Mar 2026US 12,565,934 B2Sullivan Process Controls LLC
- Repairable valve25 Jun 2026US 2026/0177150 A1Mogas Industries, Inc.
- Valve assembly useful for cryogenic applications26 Mar 2026US 2026/0085758 A1ITT Manufacturing Enterprises, Inc.
- Systems and methods for double piston effect ball valves26 Mar 2026US 2026/0085760 A1SCV Valve, LLC
- Systems and methods for double piston effect ball valves4 Sep 2025US 2025/0277531 A1SCV Valve, LLC
- Fluid distribution valve housing and seal arrangement19 Jun 2025US 2025/0198539 A1Stoneridge Control Devices, Inc.
Most cited
By later US patents
- Valve stem packing assembly38US 4,538,790 AWhitey Co. · 1985
- Fluid-tight packing for closure devices and devices fitted with said packing36US 4,006,881 AGachot S.A. · 1977
- Plastic lined rotatable valve32US 4,696,323 ANeotecha AG · 1987
- Fluid flow control valve, principally of the ball or plug type28US 4,332,370 ASerck Industries Limited · 1982
- Fluid system device23US 3,954,251 AWhitey Research Tool Co. · 1976