F16L 9/19
Multi-channel pipes or pipe assemblies
F16L9/19 (Multi-channel pipes or pipe assemblies) appears on 285 US grants and 349 published applications in this corpus.
Search patents in F16L- Granted patents
- 285
- Published applications
- 349
- Assignees
- 234
- Inventors
- 645
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 3 |
| 2002 | 9 | 14 |
| 2003 | 6 | 9 |
| 2004 | 6 | 10 |
| 2005 | 9 | 13 |
| 2006 | 7 | 10 |
| 2007 | 5 | 7 |
| 2008 | 4 | 9 |
| 2009 | 2 | 9 |
| 2010 | 8 | 14 |
| 2011 | 3 | 13 |
| 2012 | 7 | 8 |
| 2013 | 8 | 24 |
| 2014 | 16 | 20 |
| 2015 | 13 | 20 |
| 2016 | 15 | 17 |
| 2017 | 14 | 26 |
| 2018 | 13 | 16 |
| 2019 | 24 | 16 |
| 2020 | 16 | 17 |
| 2021 | 16 | 18 |
| 2022 | 11 | 16 |
| 2023 | 9 | 12 |
| 2024 | 11 | 14 |
| 2025 | 12 | 8 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cryogenic turbopump feed line14 Apr 2026US 12,601,426 B2Arianegroup SAS
- Umbilical10 Mar 2026US 12,571,286 B2Onesubsea, LLC
- Coated pipe section and method for coating a pipe24 Feb 2026US 12,560,271 B22543500 Alberta Ltd B.D.A. Shaw Pipe Protection.
- Coated pipe section and method for coating a pipe24 Feb 2026US 12,560,272 B22543500 Alberta Ltd B.D.A. Shaw Pipe Protection.
- Connector assembly and female connector thereof3 Feb 2026US 12,540,700 B2Illinois Tool Works Inc.
- Fluid transport pipe10 Sep 2026US 2026/0266401 A1LG Energy Solution, Ltd.
- Fluid transport pipe3 Sep 2026US 2026/0258885 A1LG Energy Solution, Ltd.
- Centralisers for pipeline assemblies3 Sep 2026US 2026/0258886 A1Acergy France SAS
- Fluid piping6 Aug 2026US 2026/0227020 A1Nissan Motor Co., Ltd.
- Biomimetic water storage and transport system adapted for low or zero gravity environments21 May 2026US 2026/0139767 A1
Most cited
By later US patents
- Arrangement in a pipe bundle581US 5,979,506 AAker Engineering AS · 1999
- Apparatus and method for preventing and treating cellulite216US 6,443,914 B1Lysonix, Inc. · 2002
- Composite spoolable tube179US 5,921,285 AFiberspar Spoolable Products, Inc. · 1999
- Composite spoolable tube113US 6,357,485 B2Fiberspar Corporation · 2002
- Composite spoolable tube94US 6,286,558 B1Fiberspar Corporation · 2001