Article with thermal insulation properties
US-12441858-B2 · Oct 14, 2025 · US
the air layer being enclosed by one or more layers of insulation
the air layer being enclosed by one or more layers of insulation · 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 | F16L59/07 |
| Official title | the air layer being enclosed by one or more layers of insulation |
| Display label | the air layer being enclosed by one or more layers of insulation |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 6 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coupling for insulated piping
US-12359765-B2 · Jul 15, 2025 · US
Thermal Insulation System for Exhaust Gas Temperature Management
US-2025137571-A1 · May 1, 2025 · US
Method for recycling supercritical waste liquid generated during process of producing silica aerogel blanket
US-12157672-B2 · Dec 3, 2024 · US
Variable thermal insulation
US-2024280209-A1 · Aug 22, 2024 · US
Double cabinet vacuum insulated refrigerator with a structural foamed mullion
US-2024230211-A1 · Jul 11, 2024 · US
Heat insulator
US-12018790-B2 · Jun 25, 2024 · US
Double cabinet vacuum insulated refrigerator with a structural foamed mullion
US-11971208-B2 · Apr 30, 2024 · US
Aerosol-generation device
US-2024008539-A1 · Jan 11, 2024 · US
Electro-optical infrared window for hypersonic applications
US-11808623-B2 · Nov 7, 2023 · US
Aircraft air duct pipe comprising at least one pipe coupling and method of manufacturing said pipe
US-2023313915-A1 · Oct 5, 2023 · US
Article with thermal insulation properties
US-2023303794-A1 · Sep 28, 2023 · US
Coupling for insulated piping
US-2023228363-A1 · Jul 20, 2023 · US
Passive thermal diode for transportation pipelines using contact switch based on polymer thermal expansion (PTE-PTD)
US-11608940-B2 · Mar 21, 2023 · US
Electro-optical infrared window for hypersonic applications
US-2023070657-A1 · Mar 9, 2023 · US
Thermal enclosure
US-11549635-B2 · Jan 10, 2023 · US
Vacuum heat insulator, method of manufacturing the vacuum heat insulator, and refrigerator including the vacuum heat insulator
US-11512893-B2 · Nov 29, 2022 · US
Double cabinet vacuum insulated refrigerator with a structural foamed mullion
US-2022099359-A1 · Mar 31, 2022 · US
Insulation of pipe-in-pipe systems
US-11280442-B2 · Mar 22, 2022 · US
Passive thermal diode for transportation pipelines using contact switch based on polymer thermal expansion (pte-ptd)
US-2022065402-A1 · Mar 3, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L59/07?
- CPC F16L59/07 is the Cooperative Patent Classification code for “the air layer being enclosed by one or more layers of insulation.”
- How many patents are filed under CPC F16L59/07 (the air layer being enclosed by one or more layers of insulation)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC F16L59/07 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).