Method for improving alkali resistance and oxidation resistance of benzothiazole disperse dye
US-12187899-B2 · Jan 7, 2025 · US
substituted by alkyl, e.g. CF3 · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09B29/0844 |
| Official title | {substituted by alkyl, e.g. CF3} |
| Display label | substituted by alkyl, e.g. CF3 |
| Total patents | 4 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12187899-B2 · Jan 7, 2025 · US
US-12122919-B2 · Oct 22, 2024 · US
US-2022098412-A1 · Mar 31, 2022 · US
US-2021363354-A1 · Nov 25, 2021 · US