F16K 5/00
Plug valves
Official title: {Plug valves;} Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary (taps of the lift-valve type F16K1/00)
F16K5/00 (Plug valves) appears on 2,873 US grants and 2,347 published applications in this corpus.
Search patents in F16K- Granted patents
- 2,873
- Published applications
- 2,347
- Assignees
- 1,432
- Inventors
- 4,698
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 36 | 0 |
| 1978 | 54 | 0 |
| 1979 | 45 | 0 |
| 1980 | 36 | 0 |
| 1981 | 47 | 0 |
| 1982 | 26 | 0 |
| 1983 | 25 | 0 |
| 1984 | 44 | 0 |
| 1985 | 57 | 0 |
| 1986 | 47 | 0 |
| 1987 | 53 | 0 |
| 1988 | 36 | 0 |
| 1989 | 44 | 0 |
| 1990 | 44 | 0 |
| 1991 | 30 | 0 |
| 1992 | 36 | 0 |
| 1993 | 44 | 0 |
| 1994 | 47 | 0 |
| 1995 | 26 | 0 |
| 1996 | 30 | 0 |
| 1997 | 24 | 0 |
| 1998 | 25 | 0 |
| 1999 | 42 | 0 |
| 2000 | 39 | 0 |
| 2001 | 48 | 16 |
| 2002 | 39 | 28 |
| 2003 | 30 | 40 |
| 2004 | 30 | 41 |
| 2005 | 36 | 46 |
| 2006 | 31 | 49 |
| 2007 | 26 | 40 |
| 2008 | 25 | 48 |
| 2009 | 22 | 48 |
| 2010 | 32 | 76 |
| 2011 | 22 | 64 |
| 2012 | 46 | 69 |
| 2013 | 60 | 72 |
| 2014 | 56 | 104 |
| 2015 | 91 | 129 |
| 2016 | 98 | 131 |
| 2017 | 104 | 136 |
| 2018 | 108 | 145 |
| 2019 | 130 | 151 |
| 2020 | 118 | 181 |
| 2021 | 160 | 150 |
| 2022 | 143 | 146 |
| 2023 | 137 | 129 |
| 2024 | 120 | 124 |
| 2025 | 114 | 121 |
| 2026 | 74 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve6 Oct 2026US 12,753,845 B2Vexve A/S
- Ball valve with endurance enhancing features22 Sep 2026US 12,742,504 B2Precision Engine Controls Corporation
- Ball valve and vehicle thermal management device comprising same15 Sep 2026US 12,736,142 B2Hanon Systems
- Ball for a valve assembly8 Sep 2026US 12,729,769 B2Caterpillar Inc.
- Valve assembly and a heat pump system including the same8 Sep 2026US 12,729,892 B2Dong-Il Machinery Co., Ltd.
- Connection piece and substance exchange device with connection piece1 Oct 2026US 2026/0295133 A1enmodes GmbH
- Low refrigerant loss distribution manifold for liquid cooling of server rack1 Oct 2026US 2026/0298353 A1Carrier Corporation
- Ball valve assembly having adjustable handle positions24 Sep 2026US 2026/0287070 A1Caleffi S.p.A.
- Tight spring cavity with filler24 Sep 2026US 2026/0287071 A1FloWorks International LLC
- Tangential purge of ball valve10 Sep 2026US 2026/0266382 A1FloWorks International LLC
Most cited
By later US patents
- Cassette for intravenous-line flow-control system453US 6,165,154 ADEKA Products Limited Partnership · 2000
- System for delivering intravenous drugs358US 6,210,361 B1DEKA Products Limited Partnership · 2001
- Ventilator manifold with accessory access port and adaptors therefore261US 5,357,946 ASherwood Medical Company · 1994
- System for controlling flow through a line during intravenous drug delivery225US 6,726,656 B2DEKA Products Limited Partnership · 2004
- Cassette for intravenous-line flow-control system224US 6,364,857 B1DEKA Products Limited Partnership · 2002