F16L 9/20
Pipe assemblies
Official title: {Pipe assemblies}
F16L9/20 (Pipe assemblies) appears on 83 US grants and 101 published applications in this corpus.
Search patents in F16L- Granted patents
- 83
- Published applications
- 101
- Assignees
- 68
- Inventors
- 200
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 5 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 10 |
| 2014 | 5 | 3 |
| 2015 | 3 | 4 |
| 2016 | 3 | 5 |
| 2017 | 2 | 8 |
| 2018 | 3 | 6 |
| 2019 | 9 | 4 |
| 2020 | 7 | 11 |
| 2021 | 9 | 10 |
| 2022 | 5 | 7 |
| 2023 | 5 | 5 |
| 2024 | 6 | 4 |
| 2025 | 7 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Forming duct structure with overbraided woven fiber sleeve21 Oct 2025US 12,447,697 B2Rohr, Inc.
- Pipe-in-pipe pipelines7 Oct 2025US 12,435,825 B2TechnipFMC Subsea France
- Piping structure and processing apparatus26 Aug 2025US 12,398,830 B2Tokyo Electron Limited
- Multilayer composite pipe and pipe assemblies including reflective insulation3 Jun 2025US 12,320,449 B2Titeflex Corporation
- Multilayer composite pipe and pipe assemblies including reflective insulation20 May 2025US 12,305,792 B2Titeflex Corporation
- Fluid transport pipe10 Sep 2026US 2026/0266401 A1LG Energy Solution, Ltd.
- Centralisers for pipeline assemblies3 Sep 2026US 2026/0258886 A1Acergy France SAS
- Tube unit, degassing module, and method of manufacturing tube unit5 Feb 2026US 2026/0034479 A1DIC Corporation
- Dual piping system for the distribution of water and other fluids10 Jul 2025US 2025/0224051 A1
- Multilayer composite pipe and pipe assemblies including reflective insulation17 Apr 2025US 2025/0122959 A1Titeflex Corporation
Most cited
By later US patents
- Buoyancy control systems for tubes49US 6,663,453 B2Fiberspar Corporation · 2003
- Y-pipe for thin boom tube exhaust pipes providing increased ground clearance on race cars25US 6,478,340 B12002
- Buoyancy control systems for tubes25US 6,764,365 B2Fiberspar Corporation · 2004
- Tube mat heat exchanger20US 4,270,596 ABio-Energy Systems, Inc. · 1981
- Buoyancy control systems for tubes20US 7,234,410 B2Fiberspar Corporation · 2007