Electrolytic Solution, Electrolytic Aqueous Solution, and Power Generating Device
US-2019372145-A1 · Dec 5, 2019 · US
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sulfonated
sulfonated · 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 | C09B1/24 |
| Official title | sulfonated |
| Display label | sulfonated |
| Total patents | 2 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polycarboxylic acid dye with low polymerization degree
US-9040634-B2 · May 26, 2015 · US