Fluorescent sensors
US-2024019450-A1 · Jan 18, 2024 · US
Mixtures of two or more pigments or dyes of the same type
Mixtures of two or more pigments or dyes of the same type · 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 | C09B67/0034 |
| Official title | {Mixtures of two or more pigments or dyes of the same type} |
| Display label | Mixtures of two or more pigments or dyes of the same type |
| Total patents | 147 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 21 |
| 2018 | 15 |
| 2019 | 18 |
| 2020 | 20 |
| 2021 | 16 |
| 2022 | 18 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
1,6,7,12-tetra-(2-isopropylphenoxy)-substituted perylene tetracarboxylic acid diimides as color converters
US-2019359829-A1 · Nov 28, 2019 · US
Pigment dispersion liquid, curable composition, film, near infrared cut filter, solid-state imaging element, image display device, and infrared sensor
US-2019270904-A1 · Sep 5, 2019 · US
Pigment dispersion liquid containing organic color pigment and infrared absorbing dye, colored resin composition, and optical filter
US-10370464-B2 · Aug 6, 2019 · US
Polarizing plate and liquid crystal display device
US-2019235316-A1 · Aug 1, 2019 · US
Thermal transfer recording sheet
US-2019217648-A1 · Jul 18, 2019 · US
Photochromic lens and polymerizable composition
US-2019211258-A1 · Jul 11, 2019 · US
Optical filter
US-10324240-B2 · Jun 18, 2019 · US
Optical filter and imaging device
US-2019161629-A1 · May 30, 2019 · US
Leuco compounds
US-2019112488-A1 · Apr 18, 2019 · US
Triarylmethane leuco compounds and compositions comprising the same
US-2019112482-A1 · Apr 18, 2019 · US
Coloring composition, method for producing coloring composition, color filter, pattern forming method, method for manufacturing color filter, solid-state imaging device, and image display device
US-10241247-B2 · Mar 26, 2019 · US
Composition for near-infrared light-absorbing films, near-infrared light-absorbing layers, camera modules, and electronic devices
US-2019079227-A1 · Mar 14, 2019 · US
Novel Whitening Agents for Cellulosic Substrates
US-2019071572-A1 · Mar 7, 2019 · US
Whitening agents for cellulosic substrates
US-10155868-B2 · Dec 18, 2018 · US
Near-infrared cut filter
US-2018356576-A1 · Dec 13, 2018 · US
Curable composition, cured film, optical filter, laminate, solid image pickup element, image display device, and infrared sensor
US-2018355149-A1 · Dec 13, 2018 · US
Coloring composition, method for producing coloring composition, color filter, pattern forming method, solid-state imaging device, and image display device
US-2018306953-A1 · Oct 25, 2018 · US
Coloring composition, ink jet ink, and textile printing method
US-2018298196-A1 · Oct 18, 2018 · US
Preparation of aqueous green inkjet compositions
US-10093818-B2 · Oct 9, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09B67/0034?
- CPC C09B67/0034 is the Cooperative Patent Classification code for “Mixtures of two or more pigments or dyes of the same type.”
- How many patents are filed under CPC C09B67/0034 (Mixtures of two or more pigments or dyes of the same type)?
- Our database includes 147 publications tagged with this CPC code.
- Is patent activity under CPC C09B67/0034 growing?
- Publication counts under this code: 8 in 2024 vs 9 in 2025 (latest complete years).