F16L 58/1081
The coating being a preformed pipe
Official title: {the coating being a preformed pipe}
F16L58/1081 (The coating being a preformed pipe) appears on 14 US grants and 17 published applications in this corpus.
Search patents in F16L- Granted patents
- 14
- Published applications
- 17
- Assignees
- 12
- Inventors
- 30
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 3 |
| 2017 | 2 | 3 |
| 2018 | 1 | 0 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 2 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- HVACR pipe27 Jan 2026US 12,535,156 B2Ptubes, Inc.
- HVACR pipe31 Jan 2023US 11,566,729 B2Ptubes, Inc.
- Method of and system for coating a field joint of a pipe9 Nov 2021US 11,168,827 B2Subsea 7 Limited
- Apparatus for tank bottom soil side corrosion monitoring2 Nov 2021US 11,162,887 B2Saudi Arabian Oil Company
- Method and apparatus for producing a sewer pipe element31 Mar 2020US 10,603,818 B2Bfs Betonfertigteilsysteme GmbH
- Hvacr pipe11 Jun 2026US 2026/0160361 A1Ptubes, Inc.
- Hvacr pipe27 Apr 2023US 2023/0127097 A1Ptubes, Inc.
- Multi-layer coated steel pipe comprising an adnesive or epoxy layer25 Aug 2022US 2022/0268375 A1Shawcor Ltd.
- Hvacr pipe25 Nov 2021US 2021/0364106 A1Ptubes, Inc.
- Apparatus for Tank Bottom Soil Side Corrosion Monitoring28 Jan 2021US 2021/0025808 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Anodeless riser assembly15US 4,801,159 ACentral Plastics Company · 1989
- Thermoplastic element for protection against corrosion in the thermofusion coupling of a thermoplastic tube3US 8,034,211 B22011
- High temperature field joints3US 9,791,091 B2Agc Chemicals Americas, Inc. · 2017
- Improving the bending behaviour of mechanically-lined rigid pipe1US 10,406,577 B2Acergy France SAS · 2019
- Apparatus for tank bottom soil side corrosion monitoring1US 11,162,887 B2Saudi Arabian Oil Company · 2021