Thermoplastic resin composition for refrigerant transporting piping, and method for producing same
US-12071541-B2 · Aug 27, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F16L2011/047 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 132 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 13 |
| 2017 | 12 |
| 2018 | 14 |
| 2019 | 6 |
| 2020 | 11 |
| 2021 | 8 |
| 2022 | 15 |
| 2023 | 12 |
| 2024 | 16 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel line, method for producing same, and uses thereof
US-2020406590-A1 · Dec 31, 2020 · US
Multilayer tubular structure having better resistance to extraction in biofuel and use thereof
US-2020116280-A1 · Apr 16, 2020 · US
Method of installing an unbonded flexible pipe
US-10513896-B2 · Dec 24, 2019 · US
Multilayer structure comprising continuous fibers for transporting heat transfer fluid
US-10471677-B2 · Nov 12, 2019 · US
An unbonded flexible pipe
US-2019338868-A1 · Nov 7, 2019 · US
Fuel tubings and methods for making and using same
US-2019093796-A1 · Mar 28, 2019 · US
Piping
US-2019024832-A1 · Jan 24, 2019 · US
Insulated Pipe
US-2019017646-A1 · Jan 17, 2019 · US
Multilayer structure comprising continuous fibers for transporting heat transfer fluid
US-2018361699-A1 · Dec 20, 2018 · US
Fuel hose with rubber cover layer
US-2018313474-A1 · Nov 1, 2018 · US
A method of installing an unbonded flexible pipe
US-2018298705-A1 · Oct 18, 2018 · US
Multi-layer structure
US-2018257354-A1 · Sep 13, 2018 · US
Piping connection structure
US-10066773-B2 · Sep 4, 2018 · US
Low-permeation flexible fuel hose
US-10036491-B2 · Jul 31, 2018 · US
Flexible pipe body and method of producing same
US-10030793-B2 · Jul 24, 2018 · US
Flexible pipe body and method of producing same
US-9975144-B2 · May 22, 2018 · US
Polyamide resin composition, method for producing the same and refrigerant transporting hose
US-9951892-B2 · Apr 24, 2018 · US
Methods for coating pipe
US-9937527-B2 · Apr 10, 2018 · US
Multilayer hollow body having high leaching resistance
US-2018080586-A1 · Mar 22, 2018 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L2011/047?
- CPC F16L2011/047 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F16L2011/047 (Mechanical Engineering)?
- Our database includes 132 publications tagged with this CPC code.
- Is patent activity under CPC F16L2011/047 growing?
- Publication counts under this code: 16 in 2024 vs 12 in 2025 (latest complete years).