Photosensitive composition, transfer film, laminate and manufacturing method thereof, and micro led display
US-2025123558-A1 · Apr 17, 2025 · US
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Other indole-indigos
Other indole-indigos · 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 | C09B7/08 |
| Official title | Other indole-indigos |
| Display label | Other indole-indigos |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compound, composition, film, method for producing coloring composition, and method for manufacturing laminate for display element
US-2025115763-A1 · Apr 10, 2025 · US
Method of producing photochromic resin body and method of producing function-adding base body
US-11623419-B2 · Apr 11, 2023 · US
pH sensitive dyes for textile materials, a process for their preparation and uses thereof
US-11566136-B2 · Jan 31, 2023 · US
pH SENSITIVE DYES FOR TEXTILE MATERIALS, A PROCESS FOR THEIR PREPARATION AND USES THEREOF
US-2021040325-A1 · Feb 11, 2021 · US
Method of producing photochromic resin body and method of producing function-adding base body
US-2020307131-A1 · Oct 1, 2020 · US
Black pigment, method for producing same, pigment dispersion liquid, photosensitive composition and cured product of said photosensitive composition
US-10723884-B2 · Jul 28, 2020 · US
Organic el display device
US-2020091265-A1 · Mar 19, 2020 · US
Optical article comprising a dye resistant to photo-degradation
US-2019375949-A1 · Dec 12, 2019 · US
Negative photosensitive resin composition, cured film, element provided with cured film, display device provided with element, and organic el display
US-2019302617-A1 · Oct 3, 2019 · US
Black pigment, method for producing same, pigment dispersion liquid, photosensitive composition and cured product of said photosensitive composition
US-2019218396-A1 · Jul 18, 2019 · US
Black colorant mixture
US-9217070-B2 · Dec 22, 2015 · US
Black colorant mixture
US-2015183955-A1 · Jul 2, 2015 · US