Polyol premixes, thermally insulating rigid polyurethane foams and methods for their production
US-2024018292-A1 · Jan 18, 2024 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08G18/482 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 264 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 22 |
| 2017 | 19 |
| 2018 | 24 |
| 2019 | 29 |
| 2020 | 25 |
| 2021 | 29 |
| 2022 | 31 |
| 2023 | 17 |
| 2024 | 27 |
| 2025 | 18 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyurethane foams co-blown with a mixture of a hydrocarbon and a halogenated olefin
US-2018134861-A1 · May 17, 2018 · US
Blowing Agent Composition of Hydrochlorofluoroolefin
US-2017369668-A1 · Dec 28, 2017 · US
Foam formulations
US-2017342190-A1 · Nov 30, 2017 · US
Two component polyurethane composition
US-9822289-B2 · Nov 21, 2017 · US
Composition which forms an insulating layer and use of said composition
US-2017327700-A1 · Nov 16, 2017 · US
Viscoelastic sound-absorbing polyurethane foam and preparation method thereof
US-9790314-B2 · Oct 17, 2017 · US
Aging-resistant polyurethane seal
US-2017260320-A1 · Sep 14, 2017 · US
Filament winding processes using polyurethane resins and systems for making composites
US-9757905-B2 · Sep 12, 2017 · US
Composite elements composed from thermoplastic polymers and polyurethanes, and process for production thereof
US-9751279-B2 · Sep 5, 2017 · US
Flame retardant polyol
US-2017247496-A1 · Aug 31, 2017 · US
Polyurea composition
US-2017240686-A1 · Aug 24, 2017 · US
Blowing agent composition of hydrochlorofluoroolefin
US-9738768-B2 · Aug 22, 2017 · US
Insulation moulding and method for its manufacture
US-9713886-B2 · Jul 25, 2017 · US
Composite material composed of outer layer and polyurethane foam layer
US-2017190080-A1 · Jul 6, 2017 · US
Polyurethane based gel composition
US-2017166681-A1 · Jun 15, 2017 · US
Structural polyurethane adhesive having a low glass transition temperature
US-9637668-B2 · May 2, 2017 · US
Rigid polyurethane foam and system and method for making the same
US-9587080-B2 · Mar 7, 2017 · US
Foam insulation unit
US-9580539-B2 · Feb 28, 2017 · US
Polyurethane composites produced by a vacuum infusion process
US-9580598-B2 · Feb 28, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G18/482?
- CPC C08G18/482 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C08G18/482 (Chemistry & Metallurgy)?
- Our database includes 264 publications tagged with this CPC code.
- Is patent activity under CPC C08G18/482 growing?
- Publication counts under this code: 27 in 2024 vs 18 in 2025 (latest complete years).