F16L 58/187
For flanged joints
Official title: {for flanged joints}
F16L58/187 (For flanged joints) appears on 75 US grants and 59 published applications in this corpus.
Search patents in F16L- Granted patents
- 75
- Published applications
- 59
- Assignees
- 55
- Inventors
- 123
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 4 |
| 2015 | 0 | 1 |
| 2016 | 1 | 8 |
| 2017 | 1 | 2 |
| 2018 | 8 | 4 |
| 2019 | 2 | 7 |
| 2020 | 5 | 3 |
| 2021 | 2 | 3 |
| 2022 | 4 | 6 |
| 2023 | 4 | 5 |
| 2024 | 8 | 3 |
| 2025 | 3 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Corrosion-free welding connection for reinforced thermoplastic pipes (RTP)18 Aug 2026US 12,710,118 B1Saudi Arabian Oil Company
- Connector system for use in ultra-high vacuum systems2 Jun 2026US 12,644,557 B2Atlas Bimetals Labs, Inc.
- End fittings for flexible pipe segments8 Jul 2025US 12,352,374 B2FMC Technologies, Inc.
- 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
- Flexible hose end fitting assembly4 Mar 2025US 12,241,571 B2SPM Oil & Gas Inc.
- Corrosion-free welding connection for reinforced thermoplastic pipes (rtp)20 Aug 2026US 2026/0243375 A1Saudi Arabian Oil Company
- Connection part structure, corrosion prevention system, device, and corrosion prevention method11 Jun 2026US 2026/0160377 A1Sumitomo Chemical Company, Limited
- End fittings for flexible pipe segments11 Sep 2025US 2025/0283564 A1FMC Technologies, Inc.
- Flexible hose end fitting assembly3 Apr 2025US 2025/0109811 A1SPM Oil & Gas Inc.
- End fittings for flexible pipe segments18 Apr 2024US 2024/0125415 A1FMC Technologies, Inc.
Most cited
By later US patents
- Corrosion-resistant, double-wall pipe structures44US 4,556,240 AKawasaki Jukogyo Kabushiki Kaisha · 1985
- Method and apparatus for forming plastic lined junction in lined pipe33US 3,968,552 A1976
- Pipe flange30US 4,336,958 A1982
- Joint for plastic lined metal piping with reduced diameter pipe lap24US 4,643,457 AUnidynamics Corporation · 1987
- Flange connection21US 4,432,572 AGeorg Fischer Aktiengesellschaft · 1984