F16K 31/30
Actuating a gate valve or sliding valve
Official title: actuating a gate valve or sliding valve
F16K31/30 (Actuating a gate valve or sliding valve) appears on 30 US grants and 30 published applications in this corpus.
Search patents in F16K- Granted patents
- 30
- Published applications
- 30
- Assignees
- 23
- Inventors
- 64
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 3 | 2 |
| 2017 | 4 | 2 |
| 2018 | 2 | 3 |
| 2019 | 2 | 2 |
| 2020 | 1 | 4 |
| 2021 | 1 | 2 |
| 2022 | 3 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electro-hydraulic valve for proportional control of spring apply hydraulic release (SAHR) brakes4 Aug 2026US 12,697,955 B2Zf Off-Highway Solutions Minnesota Inc.
- Gravity actuated flow control apparatus and method8 Jul 2025US 12,352,360 B2
- Gravity actuated flow control apparatus and method23 Jan 2024US 11,879,552 B2
- Drain valve and valve arrangement7 Nov 2023US 11,806,643 B2Danfoss A/S
- Gravity actuated flow control apparatus and method22 Aug 2023US 11,732,815 B2
- Float-controlled gate for steady water flow13 Aug 2026US 2026/0235226 A1
- Gravity Actuated Flow Control Apparatus and Method30 Oct 2025US 2025/0334195 A1
- Electro-hydraulic valve for proportional control of spring apply hydraulic release (sahr) brakes20 Jun 2024US 2024/0198992 A1Zf Off-Highway Solutions Minnesota Inc.
- Gravity Actuated Flow Control Apparatus and Method2 May 2024US 2024/0142012 A1
- Gravity Actuated Flow Control Apparatus and Method2 Nov 2023US 2023/0349478 A1
Most cited
By later US patents
- Mobile delivery and storage system for cryogenic fluids65US 5,954,101 AMVE, Inc. · 1999
- Valve apparatus for selectively dispensing liquid from a plurality of sources18US 8,561,842 B2Keg Switch Technologies, LLC · 2013
- Drain valve and valve arrangement12US 10,488,088 B2Danfoss A/S · 2019
- Float-type shut off device for a cryogenic storage tank12US 5,787,942 AMVE, Inc. · 1998
- Refrigerator flow control apparatus8US 5,417,078 ACarrier Corporation · 1995