Dye compound, composition comprising dye compound, and display device using dye compound
US-10442931-B2 · Oct 15, 2019 · US
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from amines
from amines · 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 | C09B35/12 |
| Official title | from amines |
| Display label | from amines |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dye compound, composition comprising dye compound, and display device using dye compound
US-2018355179-A1 · Dec 13, 2018 · US
Dye compound, ink, and resist composition for color filter
US-9910196-B2 · Mar 6, 2018 · US
Dye compound, ink, and resist composition for color filter
US-2016238756-A1 · Aug 18, 2016 · US
Ink composition, inkjet recording ink, and inkjet recording method
US-9206326-B2 · Dec 8, 2015 · US
Ink composition, inkjet recording ink, and inkjet recording method
US-2015062265-A1 · Mar 5, 2015 · US