Dispersion liquid, conductive film and production method thereof, electrode, and solar cell
US-12162989-B2 · Dec 10, 2024 · US
This page is not indexed by search engines while we improve data quality.
with phenols substituted by carboxylic or sulfonic acid groups
with phenols substituted by carboxylic or sulfonic acid groups · 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 | C08G8/18 |
| Official title | with phenols substituted by carboxylic or sulfonic acid groups |
| Display label | with phenols substituted by carboxylic or sulfonic acid groups |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polycondensate based water-reducer
US-11485683-B2 · Nov 1, 2022 · US
Dispersion liquid, conductive film and production method thereof, electrode, and solar cell
US-2022098354-A1 · Mar 31, 2022 · US
Material for forming underlayer film for lithography, composition for forming underlayer film for lithography, underlayer film for lithography and production method thereof, pattern forming method, resin, and purification method
US-11143962-B2 · Oct 12, 2021 · US
Use of an esterified aromatic polyphenol derivative for the production of a phenol-aldehyde resin for reinforcement of a rubber composition
US-10711132-B2 · Jul 14, 2020 · US
Resist material, resist composition and method for forming resist pattern
US-10437148-B2 · Oct 8, 2019 · US
Material for forming film for lithography, composition for forming film for lithography, film for lithography, pattern forming method and purification method
US-10310377-B2 · Jun 4, 2019 · US
Use of an esterified aromatic polyphenol derivative for the production of a phenol-aldehyde resin for reinforcement of a rubber composition
US-2019077952-A1 · Mar 14, 2019 · US
Material for forming underlayer film for lithography, composition for forming underlayer film for lithography, underlayer film for lithography and production method thereof, pattern forming method, resin, and purification method
US-2019041750-A1 · Feb 7, 2019 · US
Polycondensate based water-reducer
US-2019010090-A1 · Jan 10, 2019 · US
Resist material, resist composition and method for forming resist pattern
US-2017145142-A1 · May 25, 2017 · US
Material for forming film for lithography, composition for forming film for lithography, film for lithography, pattern forming method and purification method
US-2017144954-A1 · May 25, 2017 · US