F15B 21/003
Systems with different interchangeable components
Official title: {Systems with different interchangeable components, e.g. using preassembled kits}
F15B21/003 (Systems with different interchangeable components) appears on 43 US grants and 49 published applications in this corpus.
Search patents in F15B- Granted patents
- 43
- Published applications
- 49
- Assignees
- 34
- Inventors
- 105
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 4 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 6 | 4 |
| 2019 | 2 | 4 |
| 2020 | 7 | 9 |
| 2021 | 3 | 4 |
| 2022 | 5 | 6 |
| 2023 | 6 | 1 |
| 2024 | 3 | 3 |
| 2025 | 3 | 5 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Valve control device18 Aug 2026US 12,710,110 B2Alfa Laval Corporate AB
- Piston-cylinder unit, set comprising a piston-cylinder unit and a group of piston-cylinder units27 Jan 2026US 12,535,090 B2Pacoma GmbH
- Seal assembly for a rod of a pitch actuator of a wind turbine, and pitch actuator of a wind turbine7 Oct 2025US 12,435,698 B2Dellner Hydratech Group
- Low-friction wear surfaces for sediment filtration system hydraulic damper23 Sep 2025US 12,422,014 B1LiquiTech, Inc.
- Hydraulic arrangement with load-holding function and hydraulic arrangement control method27 May 2025US 12,313,104 B2Robert Bosch GmbH
- Hydraulic cylinder12 Mar 2026US 2026/0071637 A1SMC Corporation
- Actuator assembly and method of use4 Sep 2025US 2025/0277542 A1SPEO Products AS
- Piston-cylinder unit, set comprising a piston-cylinder unit and a group of piston-cylinder units24 Jul 2025US 2025/0237241 A1
- Piston-cylinder unit, set comprising a piston-cylinder unit and a group of piston-cylinder units26 Jun 2025US 2025/0207615 A1Pacoma GmbH
- Piston-cylinder unit26 Jun 2025US 2025/0207616 A1
Most cited
By later US patents
- Combination diaphragm piston actuator16US 9,568,117 B2GE Oil & Gas Pressure Control LP · 2017
- Method of selecting pneumatic devices9US 6,282,463 B1SMC Corporation · 2001
- Cylindrical liner for piston actuator6US 9,353,775 B2Safoco, Inc. · 2016
- Pipe joint4US 9,689,520 B2SMC Corporation · 2017
- Adaptor for attaching a prime mover to an actuator4US 9,926,961 B12018