Polymer polyols comprising a natural oil base polyol, polyurethane foams comprising these polymer polyols and processes for their preparation
US-10239985-B2 · Mar 26, 2019 · US
on to macromolecules containing hydroxy radicals · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08F291/08 |
| Official title | on to macromolecules containing hydroxy radicals |
| Display label | on to macromolecules containing hydroxy radicals |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2019 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10239985-B2 · Mar 26, 2019 · US
US-9732249-B2 · Aug 15, 2017 · US
US-9422386-B2 · Aug 23, 2016 · US
US-2016194513-A1 · Jul 7, 2016 · US
US-2016102163-A1 · Apr 14, 2016 · US