Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device
US-11169308-B2 · Nov 9, 2021 · US
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from two coupling compounds of different types
from two coupling compounds of different types · 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 | C09B35/20 |
| Official title | from two coupling compounds of different types |
| Display label | from two coupling compounds of different types |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2021 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device
US-2019227209-A1 · Jul 25, 2019 · US
Electrophoretic fluids
US-10353265-B2 · Jul 16, 2019 · US
Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device
US-10317592-B2 · Jun 11, 2019 · US
Electrophoretic fluid
US-9977309-B2 · May 22, 2018 · US
Electrophoretic fluid
US-2016313624-A1 · Oct 27, 2016 · US
Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device
US-2016282530-A1 · Sep 29, 2016 · US
Electrophoretic fluids
US-2015219977-A1 · Aug 6, 2015 · US