F16K 41/06
With at least one ring attached to both spindle and housing
Official title: with at least one ring attached to both spindle and housing
F16K41/06 (With at least one ring attached to both spindle and housing) appears on 20 US grants and 19 published applications in this corpus.
Search patents in F16K- Granted patents
- 20
- Published applications
- 19
- Assignees
- 18
- Inventors
- 35
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 2 | 2 |
| 2022 | 0 | 1 |
| 2023 | 3 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 4 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-pressure fluid on/off valve and components and method of use of same29 Sep 2026US 12,747,803 B2Flow International Corporation
- Packing system of a valve assembly25 Aug 2026US 12,716,521 B2Fisher Controls International LLC
- Control valves with adjustable valve packing14 Apr 2026US 12,601,423 B2Fisher Controls International LLC
- Ball valve3 Mar 2026US 12,565,935 B2OTTO EGELHOF GmbH & Co. KG
- Valve29 Apr 2025US 12,287,036 B2Fujikin Incorporated
- Seal structure26 Mar 2026US 2026/0085770 A1Tatsuno Corporation
- Shutoff valve29 Jan 2026US 2026/0029066 A1Tatsuno Corporation
- Control valves with adjustable valve packing12 Jun 2025US 2025/0189058 A1Fisher Controls International LLC
- High-pressure fluid on/off valve and components and method of use of same5 Jun 2025US 2025/0180135 A1Flow International Corporation
- Packing system of a valve assembly15 May 2025US 2025/0155052 A1Fisher Controls International LLC
Most cited
By later US patents
- Anti-extrusion packing support13US 8,814,139 B2Swagelok Company · 2014
- Flow control mechanism for high pressure wells11US 4,356,997 AQuality Valve and Machine Works, Inc. · 1982
- Beverage dispensing apparatus with butterfly plates and a molded O-ring retainer9US 8,272,536 B2Automatic Bar Controls, Inc. · 2012
- Shaft seals4US 4,265,457 ANeptune Glenfield Limited · 1981
- Gas meters having high pressure shut-off valves and related gas flow control systems3US 10,982,789 B2Sensus Spectrum, LLC · 2021