Coloring agent composition, film, optical filter, and near infrared absorbing compound
US-2026022246-A1 · Jan 22, 2026 · US
of cationic dyes with organic acids {or with inorganic complex acids}
of cationic dyes with organic acids {or with inorganic complex acids} · 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 | C09B69/06 |
| Official title | of cationic dyes with organic acids {or with inorganic complex acids} |
| Display label | of cationic dyes with organic acids {or with inorganic complex acids} |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 9 |
| 2017 | 7 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 4 |
| 2021 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Color matched and bright fluorescent materials composed of small-molecule ionic lattices
US-12415927-B2 · Sep 16, 2025 · US
Dye-exchanged zeolite marker
US-2025257229-A1 · Aug 14, 2025 · US
Dye printing treatment liquid composition, composition set, printing method, and ink jet printing method
US-12134700-B2 · Nov 5, 2024 · US
Dye Printing Treatment Liquid Composition, Composition Set, Printing Method, And Ink Jet Printing Method
US-2023257589-A1 · Aug 17, 2023 · US
Mechanical-bond-protected stable bisradicals
US-2023144367-A1 · May 11, 2023 · US
Long wavelength voltage sensitive dyes
US-11169156-B2 · Nov 9, 2021 · US
Color matched and bright fluorescent materials composed of small-molecule ionic lattices
US-2020407628-A1 · Dec 31, 2020 · US
Compound including basic dye and amino acid, hair dyeing dye, and hair dyeing composition
US-10738019-B2 · Aug 11, 2020 · US
Compound, coloring composition for dyeing or textile printing, ink for ink jet textile printing, method of printing on fabric, and dyed or printed fabric
US-10662332-B2 · May 26, 2020 · US
Compound containing basic dye and amino acid, hair dying dye, and hair dying composition
US-2020071283-A1 · Mar 5, 2020 · US
Colored composition
US-10450462-B2 · Oct 22, 2019 · US
Coloring composition, cured film, color filter, method for producing color filter, solid-state imaging element, and image display device
US-10409158-B2 · Sep 10, 2019 · US
Quencher
US-10377713-B2 · Aug 13, 2019 · US
Enhanced fluorescence readout and reduced inhibition for nucleic acid amplification tests
US-2019119737-A1 · Apr 25, 2019 · US
Membrane transporter assay and methods of use
US-2019094204-A1 · Mar 28, 2019 · US
Xanthene dye
US-2019094688-A1 · Mar 28, 2019 · US
Colored composition, cured film, color filter, color-filter manufacturing method, solid-state imaging element, image display device, polymer, and xanthene dye
US-10191369-B2 · Jan 29, 2019 · US
Heat-sensitive lithographic printing plate precursor
US-2018236759-A1 · Aug 23, 2018 · US
Long wavelength voltage sensitive dyes
US-2018209987-A1 · Jul 26, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09B69/06?
- CPC C09B69/06 is the Cooperative Patent Classification code for “of cationic dyes with organic acids {or with inorganic complex acids}.”
- How many patents are filed under CPC C09B69/06 (of cationic dyes with organic acids {or with inorganic complex acids})?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC C09B69/06 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).