F16L 9/165
Of metal
Official title: {of metal}
F16L9/165 (Of metal) appears on 61 US grants and 67 published applications in this corpus.
Search patents in F16L- Granted patents
- 61
- Published applications
- 67
- Assignees
- 42
- Inventors
- 135
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 3 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 0 | 4 |
| 2015 | 4 | 3 |
| 2016 | 1 | 3 |
| 2017 | 3 | 4 |
| 2018 | 5 | 5 |
| 2019 | 1 | 5 |
| 2020 | 7 | 9 |
| 2021 | 2 | 3 |
| 2022 | 2 | 4 |
| 2023 | 4 | 2 |
| 2024 | 2 | 2 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Additive manufacturing of multilayered structures16 Jun 2026US 12,654,417 B2FMC Technologies, Inc.
- Helically wound tubular structures22 Jul 2025US 12,366,310 B2Techreo LLC
- Air conduit spirally wound and provided with a plurality of holes, related manufacturing machine and method and related strip3 Jun 2025US 12,318,829 B2
- Multilayer structure for transporting or storing gas or for exploiting offshore oil deposits under the sea14 Jan 2025US 12,194,709 B2Arkema France
- Seamless pipe and method for manufacturing same12 Nov 2024US 12,140,265 B2Jfe Steel Corporation
- Reinforced and damped tubular structures20 Aug 2026US 2026/0243373 A1Techreo LLC
- Method of manufacture of a reinforced pipe15 Jan 2026US 2026/0014611 A1Odfjell Oceanwind AS
- Additive manufacturing of multilayered structures23 Oct 2025US 2025/0326197 A1FMC Technologies, Inc.
- Multilayer structure for transporting or storing gas or for exploiting offshore oil deposits under the sea20 Mar 2025US 2025/0091323 A1Arkema France
- Tubular structures16 Jan 2025US 2025/0020246 A1Techreo LLC
Most cited
By later US patents
- Dual bias weld for continuous coiled tubing30US 5,662,145 AQuality Tubing, Inc. · 1997
- Double-walled structure in a ventilation duct system29US 6,062,270 ALindab AB · 2000
- Double wall helical pipe and strip configuration for forming same27US 4,129,152 APacific Roller Die Co., Inc. · 1978
- Steel pipe with integrally formed liner and method of fabricating the same25US 6,009,912 A2000
- Dual bias weld for continuous coiled tubing24US 5,456,405 AQuality Tubing, Inc. · 1995