F16L 9/085
Reinforced pipes
Official title: {Reinforced pipes}
F16L9/085 (Reinforced pipes) appears on 29 US grants and 47 published applications in this corpus.
Search patents in F16L- Granted patents
- 29
- Published applications
- 47
- Assignees
- 32
- Inventors
- 75
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 4 |
| 2016 | 1 | 2 |
| 2017 | 2 | 3 |
| 2018 | 2 | 3 |
| 2019 | 0 | 4 |
| 2020 | 4 | 6 |
| 2021 | 2 | 2 |
| 2022 | 3 | 4 |
| 2023 | 3 | 2 |
| 2024 | 3 | 3 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Support structure and method of forming a support structure19 May 2026US 12,631,013 B2HC Properties Inc.
- Method for refurbishing pre-stressed concrete cylinder pipe and refurbished pre-stressed concrete cylinder pipe6 May 2025US 12,292,157 B1Technical Construction Infrastructure Inc.
- Pipe with an outer wrap25 Mar 2025US 12,259,084 B2Advanced Drainage Systems, Inc.
- Pipe joint, pipe and method of joining pipe sections26 Mar 2024US 11,940,068 B2Construction Research & Technology GmbH
- Pipe with an outer wrap13 Feb 2024US 11,898,688 B2Advanced Drainage Systems, Inc.
- Novel pre-stressed concrete cylinder pipe with pre-embedded acoustic emission sensor and distributed optical fiber, and manufacturing and monitoring methods thereof15 Jan 2026US 2026/0016448 A1Beijing Hanjianheshan Pipeline Co., Ltd
- Method for Refurbishing Pre-Stressed Concrete Cylinder Pipe and Refurbished Pre-Stressed Concrete Cylinder Pipe1 Jan 2026US 2026/0002612 A1
- Fiber reinforced laminate pipe joint insert6 Nov 2025US 2025/0341268 A1Grant Prideco, L.P.
- Pipe with an outer wrap12 Jun 2025US 2025/0189061 A1Advanced Drainage Systems, Inc.
- Desert-sand engineered cementitious composite pipes28 Nov 2024US 2024/0392897 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Precast concrete slab system and method therefor32US 7,134,805 B2Kwik Slab, LLC · 2006
- Precast concrete slab system and method therefor13US 7,677,832 B2Kwik Slab, LLC · 2010
- Pressure cast concrete or mortar lined steel pipes and methods of making the same5US 8,069,880 B2Ameron International Corporation · 2011
- Pipe with an outer wrap5US 9,759,354 B2Advanced Drainage Systems, Inc. · 2017
- Method of reinforcing a cylindrical pipeline and prefabricated plate used in such method3US 7,347,227 B2Freyssinet International (STUP) · 2008