Methods for obtaining colored or chromic substrates
US-11920292-B2 · Mar 5, 2024 · US
reactive group not directly attached to heterocyclic group · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06P3/666 |
| Official title | {reactive group not directly attached to heterocyclic group} |
| Display label | reactive group not directly attached to heterocyclic group |
| Total patents | 9 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2022 | 2 |
| 2024 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11920292-B2 · Mar 5, 2024 · US
US-2022259799-A1 · Aug 18, 2022 · US
US-11293138-B2 · Apr 5, 2022 · US
US-10604891-B2 · Mar 31, 2020 · US
US-10550268-B2 · Feb 4, 2020 · US
US-2019048522-A1 · Feb 14, 2019 · US
US-2019032277-A1 · Jan 31, 2019 · US
US-9371611-B2 · Jun 21, 2016 · US
US-2015000051-A1 · Jan 1, 2015 · US