F16K 17/00
Safety valves
Official title: Safety valves; Equalising valves, {e.g. pressure relief valves}
F16K17/00 (Safety valves) appears on 5,282 US grants and 4,043 published applications in this corpus.
Search patents in F16K- Granted patents
- 5,282
- Published applications
- 4,043
- Assignees
- 2,534
- Inventors
- 8,750
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 80 | 0 |
| 1977 | 54 | 0 |
| 1978 | 93 | 0 |
| 1979 | 56 | 0 |
| 1980 | 85 | 0 |
| 1981 | 102 | 0 |
| 1982 | 65 | 0 |
| 1983 | 58 | 0 |
| 1984 | 89 | 0 |
| 1985 | 77 | 0 |
| 1986 | 63 | 0 |
| 1987 | 83 | 0 |
| 1988 | 89 | 0 |
| 1989 | 107 | 0 |
| 1990 | 80 | 0 |
| 1991 | 77 | 0 |
| 1992 | 63 | 0 |
| 1993 | 75 | 0 |
| 1994 | 69 | 0 |
| 1995 | 59 | 0 |
| 1996 | 71 | 0 |
| 1997 | 66 | 0 |
| 1998 | 88 | 0 |
| 1999 | 93 | 0 |
| 2000 | 67 | 0 |
| 2001 | 98 | 21 |
| 2002 | 70 | 56 |
| 2003 | 65 | 85 |
| 2004 | 69 | 103 |
| 2005 | 68 | 106 |
| 2006 | 82 | 105 |
| 2007 | 69 | 80 |
| 2008 | 50 | 107 |
| 2009 | 48 | 90 |
| 2010 | 49 | 119 |
| 2011 | 62 | 120 |
| 2012 | 81 | 125 |
| 2013 | 87 | 161 |
| 2014 | 122 | 195 |
| 2015 | 169 | 214 |
| 2016 | 204 | 208 |
| 2017 | 179 | 262 |
| 2018 | 170 | 234 |
| 2019 | 246 | 265 |
| 2020 | 254 | 278 |
| 2021 | 234 | 207 |
| 2022 | 205 | 196 |
| 2023 | 207 | 237 |
| 2024 | 198 | 193 |
| 2025 | 171 | 169 |
| 2026 | 116 | 107 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16K 17/02Opening on surplus pressure on one side3,075
- F16K 17/36Actuated in consequence of extraneous circumstances1,022
- F16K 17/20Excess-flow valves788
- F16K 17/18Opening on surplus pressure on either side437
- F16K 17/40Safety valves: with a fracturing member326
- F16K 17/003Reacting to pressure and temperature108
- F16K 17/006Safety valves: specially adapted for shelters7
- F16K 17/42Valves preventing penetration of air in the outlet of containers for liquids7
Recent patents
- Smart shut-off valve for high pressure hose6 Oct 2026US 12,753,848 B2Saudi Arabian Oil Company
- Thermostatic valve having a sleeve6 Oct 2026US 12,754,573 B2Vernet
- Vented safety cabinet with thermally-actuated damper29 Sep 2026US 12,746,418 B2Justrite Manufacturing Company
- Battery pack including valve structure having valve member biased toward inner surface of pack case by biasing member29 Sep 2026US 12,749,762 B2Prime Planet Energy & Solutions, Inc.
- Valve seat assemblies for relief valves22 Sep 2026US 12,742,507 B2Emerson Automation Solutions Final Control US LP
- Dump valve arrangement8 Oct 2026US 2026/0308872 A1Weir Minerals Netherlands B.V.
- Protective enclosure for securing valves8 Oct 2026US 2026/0309245 A1Black Gold Vault Co.
- Overpressure safety valve8 Oct 2026US 2026/0309246 A1LESER GmbH & Co. KG
- Valve for an Electronic Component in Particular1 Oct 2026US 2026/0302511 A1Illinois Tool Works Inc.
- Pressure relief valve with redundant pressure sensing24 Sep 2026US 2026/0287087 A1SRI Energy, Inc.
Most cited
By later US patents
- Apparatus and method for manipulating and anchoring tissue822US 5,417,691 A1995
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Hemodialysis machine with automatic priming by induced pressure pulses251US 5,863,421 AAksys, Ltd. · 1999
- Method of rinsing back blood to hemodialysis patient243US 5,690,831 AAksys, Ltd. · 1997
- Method and system for including robots into social networks220US 8,321,364 B1Google Inc. · 2012