F15B 15/202
Externally-operated valves mounted in or on the actuator
Official title: {Externally-operated valves mounted in or on the actuator}
F15B15/202 (Externally-operated valves mounted in or on the actuator) appears on 231 US grants and 240 published applications in this corpus.
Search patents in F15B- Granted patents
- 231
- Published applications
- 240
- Assignees
- 191
- Inventors
- 512
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 6 |
| 2003 | 7 | 4 |
| 2004 | 5 | 5 |
| 2005 | 4 | 7 |
| 2006 | 3 | 6 |
| 2007 | 5 | 3 |
| 2008 | 4 | 7 |
| 2009 | 6 | 4 |
| 2010 | 2 | 4 |
| 2011 | 2 | 0 |
| 2012 | 2 | 5 |
| 2013 | 1 | 7 |
| 2014 | 4 | 8 |
| 2015 | 4 | 12 |
| 2016 | 6 | 7 |
| 2017 | 12 | 12 |
| 2018 | 10 | 20 |
| 2019 | 13 | 25 |
| 2020 | 23 | 20 |
| 2021 | 24 | 24 |
| 2022 | 20 | 15 |
| 2023 | 14 | 11 |
| 2024 | 18 | 8 |
| 2025 | 10 | 13 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Jack with hydraulic lock6 Oct 2026US 12,753,053 B2Pacific Rim International, LLC
- Apparatus for control of multiple fluid powered actuators26 May 2026US 12,638,028 B2Universal City Studios LLC
- Hydraulic fluid release valve assemblies21 Apr 2026US 12,607,271 B2Roadtek Enterprises Inc.
- Lift device and method of controlling on a grade13 Jan 2026US 12,522,491 B2Terex South Dakota, Inc.
- Restraint systems and restraint system methods11 Nov 2025US 12,466,352 B2Advanced Concepts in Manufacturing LLC
- Dual-wall cylinder for fluid control device actuator13 Aug 2026US 2026/0235144 A1
- Hydraulic actuator6 Aug 2026US 2026/0226922 A1Svm Schultz Verwaltungs-GmbH & Co.KG
- Two-way quick cylinder and wood splitter9 Jul 2026US 2026/0194080 A1
- Restraint Systems and Restraint System Methods4 Jun 2026US 2026/0152140 A1Advanced Concepts in Manufacturing LLC
- Lift device and method of controlling on a grade23 Apr 2026US 2026/0109586 A1Terex South Dakota, Inc.
Most cited
By later US patents
- Hydraulic system, manifold and volumetric compensator73US 6,519,939 B1M-Mac Actuators, Inc. · 2003
- Integrated control device for a fluid circuit and applications thereof38US 4,240,255 ALes Applications Hydrauliques R. Sarrazin S.A. · 1980
- Electrohydraulic control module31US 4,150,686 ATextron Inc. · 1979
- Pneumatic fastener driving apparatus with piston holding detent24US 5,181,450 A1993
- Poppet valve system and method24US 9,995,321 B2Other Lab, LLC · 2018