F16L 1/123
Devices for the protection of pipes under water
Official title: {Devices for the protection of pipes under water}
F16L1/123 (Devices for the protection of pipes under water) appears on 256 US grants and 248 published applications in this corpus.
Search patents in F16L- Granted patents
- 256
- Published applications
- 248
- Assignees
- 148
- Inventors
- 502
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 5 |
| 2003 | 6 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 4 |
| 2006 | 5 | 5 |
| 2007 | 1 | 9 |
| 2008 | 6 | 12 |
| 2009 | 3 | 12 |
| 2010 | 4 | 9 |
| 2011 | 6 | 6 |
| 2012 | 4 | 8 |
| 2013 | 11 | 8 |
| 2014 | 9 | 14 |
| 2015 | 15 | 16 |
| 2016 | 13 | 15 |
| 2017 | 11 | 9 |
| 2018 | 11 | 21 |
| 2019 | 22 | 13 |
| 2020 | 16 | 11 |
| 2021 | 7 | 12 |
| 2022 | 14 | 6 |
| 2023 | 6 | 12 |
| 2024 | 9 | 11 |
| 2025 | 7 | 12 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Subsea flowline blockage remediation using external heating device25 Aug 2026US 12,716,539 B2Oceaneering International, Inc.
- Hydraulic actuation system for diverless bell mouth18 Aug 2026US 12,710,113 B2Petroleo Brasileiro S.A. - Petrobras
- Vortex-induced vibration strake arrangements28 Jul 2026US 12,692,958 B2Advanced Innergy Ltd.
- Offshore system comprising a dynamic submarine power cable26 May 2026US 12,640,543 B2NKT HV Cables AB
- Protective devices for submarine pipelines3 Mar 2026US 12,565,943 B2Changzhou University
- Vortex-induced vibration strake arrangements8 Oct 2026US 2026/0309253 A1Advanced Innergy Ltd.
- Connector assemblies and processes for using same27 Aug 2026US 2026/0251236 A1Koil Energy Solutions, Inc.
- Gear type cable protection system including embedded fasteners6 Aug 2026US 2026/0227006 A1Panduit Corp.
- Cable Stabilizing Device for Use in a Subsea System4 Jun 2026US 2026/0153166 A1
- Segmented bend restrictor system with full disassembly capability28 May 2026US 2026/0149255 A1Panduit Corp.
Most cited
By later US patents
- Riser pipe fairing84US 4,474,129 AW. R. Grace & Co. · 1984
- Fairing for elongated elements75US 4,398,487 AExxon Production Research Company · 1983
- Subsea clamp for hoses and control lines63US 7,861,982 B1International Clamps, Inc. · 2011
- Marine riser57US 6,401,825 B1Petroleum Equipment Supply Engineering Company Limited · 2002
- Vortex shedding strake wraps for submerged pilings and pipes53US 6,347,911 B1Slickbar Products Corp. · 2002