Hose assembly
US-12540696-B2 · Feb 3, 2026 · US
specially adapted for hoses made of metal
specially adapted for hoses made of metal · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16L33/26 |
| Official title | specially adapted for hoses made of metal |
| Display label | specially adapted for hoses made of metal |
| Total patents | 56 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 11 |
| 2021 | 5 |
| 2022 | 6 |
| 2023 | 9 |
| 2024 | 6 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hose assembly
US-2025354633-A1 · Nov 20, 2025 · US
Systems and methods for forming a joint between a pipe and a hose
US-12392432-B2 · Aug 19, 2025 · US
Joint member, method for producing joint member, and method for connecting flexible tube to joint member
US-12098791-B2 · Sep 24, 2024 · US
Systems and methods for forming a joint between a pipe and a hose
US-2024288106-A1 · Aug 29, 2024 · US
Flange for a hose
US-12049970-B2 · Jul 30, 2024 · US
Hybrid hose assembly
US-2024142024-A1 · May 2, 2024 · US
Joint member, method for producing joint member, and method for connecting flexible tube to joint member
US-2024102591-A1 · Mar 28, 2024 · US
Wear Ring
US-2024011595-A1 · Jan 11, 2024 · US
Conduits for transporting fluids and methods of fabricating the same
US-11835156-B2 · Dec 5, 2023 · US
Corrugated hose weld end
US-11808383-B2 · Nov 7, 2023 · US
Garden hose with metal sheath and fabric cover
US-11732826-B2 · Aug 22, 2023 · US
Metal hose with crimped collar weld end
US-11708921-B2 · Jul 25, 2023 · US
Garden hose with metal sheath and fabric cover
US-2023145449-A1 · May 11, 2023 · US
Corrugated hose weld end
US-2023086112-A1 · Mar 23, 2023 · US
Dual layer hose with venting port
US-11598470-B2 · Mar 7, 2023 · US
Pipe joint
US-11585474-B2 · Feb 21, 2023 · US
Corrugated hose weld end
US-11549619-B2 · Jan 10, 2023 · US
Conduits for transporting fluids and methods of fabricating the same
US-11415244-B2 · Aug 16, 2022 · US
Plate-type refrigerant pipe and refrigeration apparatus
US-2022243847-A1 · Aug 4, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L33/26?
- CPC F16L33/26 is the Cooperative Patent Classification code for “specially adapted for hoses made of metal.”
- How many patents are filed under CPC F16L33/26 (specially adapted for hoses made of metal)?
- Our database includes 56 publications tagged with this CPC code.
- Is patent activity under CPC F16L33/26 growing?
- Publication counts under this code: 6 in 2024 vs 2 in 2025 (latest complete years).