F16L 9/04
Reinforced pipes
F16L9/04 (Reinforced pipes) appears on 81 US grants and 89 published applications in this corpus.
Search patents in F16L- Granted patents
- 81
- Published applications
- 89
- Assignees
- 80
- Inventors
- 202
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 4 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 4 |
| 2011 | 1 | 1 |
| 2012 | 1 | 4 |
| 2013 | 1 | 5 |
| 2014 | 2 | 7 |
| 2015 | 4 | 5 |
| 2016 | 7 | 6 |
| 2017 | 5 | 2 |
| 2018 | 3 | 9 |
| 2019 | 3 | 6 |
| 2020 | 8 | 11 |
| 2021 | 4 | 4 |
| 2022 | 5 | 6 |
| 2023 | 5 | 2 |
| 2024 | 6 | 7 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods for intelligent composite renewal system for standalone, storage, and renewed pipelines, including for reduced carbon emission and for conversion of in place pipelines for conveyance of hydrogen and other clean fuels16 Jun 2026US 12,654,418 B2Safegaurd, LLC
- Helically wound tubular structures22 Jul 2025US 12,366,310 B2Techreo LLC
- Multilayer composite pipe and pipe assemblies including reflective insulation20 May 2025US 12,305,792 B2Titeflex Corporation
- Composite pipe formed by combining a main portion and a short pipe portion, and connection structure of the same13 May 2025US 12,297,939 B2
- Extruded aliphatic polyketone permeation barrier for spoolable composite pipes17 Dec 2024US 12,169,043 B2Saudi Arabian Oil Company
- Reinforced pipe and method of installation20 Feb 2025US 2025/0060055 A1Construction Product Marketing, LLC, DBA CPM Pipelines
- Methods for intelligent composite renewal system for standalone, storage, and renewed pipelines, including for reduced carbon emission and for conversion of in place pipelines for conveyance of hydrogen and other clean fuels10 Oct 2024US 2024/0336027 A1Safegaurd, LLC
- Multilayer structure for transporting or storing hydrogen6 Jun 2024US 2024/0183494 A1Arkema France
- Exhaust pipe accessory and uses thereof22 Feb 2024US 2024/0060579 A1Jeremias Inc.
- Manufacture of Pipe-in-Pipe Assemblies8 Feb 2024US 2024/0044440 A1Acergy France SAS
Most cited
By later US patents
- Boiler tube coating and method for applying the same42US 4,075,376 AEutectic Corporation · 1978
- Method of treating a pipe and product produced thereby39US 4,676,276 A1987
- Small thick-walled composite metal tubing and process of producing the same26US 5,265,793 AUsui Kokusai Sangyo Kabushiki Kaisha · 1993
- High temperature valve21US 4,079,747 AConsolidated Controls Corporation · 1978
- Process of producing thick-walled composite metal tubing21US 4,784,311 AUsui Kokusai Sangyo Kabushiki Kaisha · 1988