Colored polypropylene resin composition and method of producing the composition
US-2026043195-A1 · Feb 12, 2026 · US
using dyes dissolved in solvents which are in the supercritical state
using dyes dissolved in solvents which are in the supercritical state · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06P1/94 |
| Official title | using dyes dissolved in solvents which are in the supercritical state |
| Display label | using dyes dissolved in solvents which are in the supercritical state |
| Total patents | 59 |
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 | 6 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Structural color system based on supercritical microemulsion phase separation, preparation method therefor and use thereof
US-2026015790-A1 · Jan 15, 2026 · US
Method of processing a reconstructed mycelium object and a reconstructed mycelium object
US-2025361650-A1 · Nov 27, 2025 · US
Method and Integrated System for Non-aqueous Solvent Medium (NASM) Dyeing of Multiple Forms of Synthetic, Natural and Blended Textiles
US-2025354330-A1 · Nov 20, 2025 · US
Apparatus for processing of leather
US-12416054-B2 · Sep 16, 2025 · US
Method and integrated system for non-aqueous solvent medium (NASM) dyeing of multiple forms of synthetic, natural and blended textiles
US-12385183-B2 · Aug 12, 2025 · US
Method for the dyeing of leather and dyed leather having a high rubbing fastness
US-12291817-B2 · May 6, 2025 · US
Waterproof, breathable nonwoven textiles for articles and methods of making the same
US-2025010597-A1 · Jan 9, 2025 · US
Method for dyeing of leather
US-2024360524-A1 · Oct 31, 2024 · US
Supercritical fluid rolled or spooled material finishing
US-12084809-B2 · Sep 10, 2024 · US
Method for dyeing and/or retanning of leather
US-12049676-B2 · Jul 30, 2024 · US
Method for decolorizing textiles
US-11802370-B2 · Oct 31, 2023 · US
Supercritical Fluid Rolled Or Spooled Material Finishing
US-2023265608-A1 · Aug 24, 2023 · US
Supercritical fluid rolled or spooled material finishing
US-11674262-B2 · Jun 13, 2023 · US
Method for the dyeing of leather and dyed leather having a high rubbing fastness
US-2023141950-A1 · May 11, 2023 · US
Fiber dyeing method using supercritical carbon dioxide fluid as medium
US-11608592-B2 · Mar 21, 2023 · US
Fiber dyeing method using mixed fluid medium
US-11560669-B2 · Jan 24, 2023 · US
Colored polypropylene resin composition and method of producing the composition
US-2022389651-A1 · Dec 8, 2022 · US
Method for Decolorizing Textiles
US-2022267949-A1 · Aug 25, 2022 · US
Apparatus for processing of leather
US-2022220570-A1 · Jul 14, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06P1/94?
- CPC D06P1/94 is the Cooperative Patent Classification code for “using dyes dissolved in solvents which are in the supercritical state.”
- How many patents are filed under CPC D06P1/94 (using dyes dissolved in solvents which are in the supercritical state)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC D06P1/94 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).