Method for preparing colorant having target color and colorant
US-2022403174-A1 · Dec 22, 2022 · US
using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives
using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A23L5/43 |
| Official title | using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives |
| Display label | using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 10 |
| 2017 | 10 |
| 2018 | 10 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 10 |
| 2022 | 13 |
| 2023 | 19 |
| 2024 | 16 |
| 2025 | 9 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Enzymatic treatment of anthocyanins
US-2022340941-A1 · Oct 27, 2022 · US
Method for improving stability of anthocyanin
US-2022071242-A1 · Mar 10, 2022 · US
Anthocyanin-based colorant compositions and methods of use thereof
US-2021315240-A1 · Oct 14, 2021 · US
Titanium free opacifying compositions
US-2021259274-A1 · Aug 26, 2021 · US
Natural crystalline colorant and process for production
US-2021198451-A1 · Jul 1, 2021 · US
Natural crystalline colorant and process for production
US-10982070-B2 · Apr 20, 2021 · US
Processes for obtaining colors from algal biomasses
US-2021102228-A1 · Apr 8, 2021 · US
Pelletized Colorants Comprising A Pigment-Protein Complex And Food Products Including The Same
US-2021100269-A1 · Apr 8, 2021 · US
Aqueous colorant material solution, production method for aqueous colorant material, and blue-colored beverage
US-2021087402-A1 · Mar 25, 2021 · US
Pelletized colorants comprising a pigment-protein complex and food products including the same
US-10905142-B2 · Feb 2, 2021 · US
Packed beverages suppressed in the fading of dyes
US-2021015124-A1 · Jan 21, 2021 · US
Orange and red anthocyanin-containing colorants
US-10881119-B2 · Jan 5, 2021 · US
Improvement of red beet pigment composition
US-2020288757-A1 · Sep 17, 2020 · US
Insoluble and Dispersible Protein and Dye-Containing Particles for Use as Colorants
US-2020268645-A1 · Aug 27, 2020 · US
Colorant compositions and methods of use thereof
US-10750761-B2 · Aug 25, 2020 · US
Method for coloring gel-like food
US-2020196644-A1 · Jun 25, 2020 · US
Brown anthocyanin-containing colorant
US-10687550-B2 · Jun 23, 2020 · US
Natural crystalline colorant and process for production
US-10640628-B2 · May 5, 2020 · US
Modified plant gums for preparations of active ingredients
US-10463061-B2 · Nov 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A23L5/43?
- CPC A23L5/43 is the Cooperative Patent Classification code for “using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives.”
- How many patents are filed under CPC A23L5/43 (using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC A23L5/43 growing?
- Publication counts under this code: 16 in 2024 vs 9 in 2025 (latest complete years).