Silicone-based hydrophilic copolymer and hydrogel compositions comprising the same
US-10795058-B2 · Oct 6, 2020 · US
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on to polymers of unsaturated alcohols
on to polymers of unsaturated alcohols · 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 | C08F261/02 |
| Official title | on to polymers of unsaturated alcohols |
| Display label | on to polymers of unsaturated alcohols |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 1 |
| 2020 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Silicone-based hydrophilic copolymer and hydrogel compositions comprising the same
US-2018120480-A1 · May 3, 2018 · US
Silicone-based hydrophilic copolymer and hydrogel compositions comprising the same
US-9851472-B2 · Dec 26, 2017 · US
Actinic ray-sensitive or radiation-sensitive resin composition, and, actinic ray-sensitive or radiation-sensitive film and pattern forming method, each using the composition
US-9563121-B2 · Feb 7, 2017 · US