Coating composition, coated article and method for forming multilayer coating film
US-2021371681-A1 · Dec 2, 2021 · US
Aluminium
Aluminium · 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 | C09C1/64 |
| Official title | Aluminium |
| Display label | Aluminium |
| Total patents | 104 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 12 |
| 2017 | 5 |
| 2018 | 10 |
| 2019 | 9 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 11 |
| 2023 | 13 |
| 2024 | 9 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for etching the surface of aluminum fragments, aluminum fragments with an etched surface and material composites containing such fragments
US-11085117-B2 · Aug 10, 2021 · US
Aluminum flake pigment and method of producing same
US-2021189142-A1 · Jun 24, 2021 · US
Effect pigments coated with organic binders for powders paints, and a method for producing said coated effect pigments and their use
US-2021108090-A1 · Apr 15, 2021 · US
Hybrid colored metallic pigment
US-2021032473-A1 · Feb 4, 2021 · US
Effect pigments coated with organic binders for powder paints, and a method for producing said coated effect pigments and their use
US-10899934-B2 · Jan 26, 2021 · US
Hybrid colored metallic pigment
US-10844227-B2 · Nov 24, 2020 · US
Metal offset printing ink with specular gloss, and printing method
US-10745575-B2 · Aug 18, 2020 · US
Inorganic paint pigment with plasmonic aluminum reflector layers and related methods
US-2020181421-A1 · Jun 11, 2020 · US
Effect pigments coated with organic binders for powder paints, and a method for producing said coated effect pigments and their use
US-2020181423-A1 · Jun 11, 2020 · US
Lamellar particles and methods of manufacture
US-2020142103-A1 · May 7, 2020 · US
Coated pigment
US-2020131374-A1 · Apr 30, 2020 · US
Lamellar particles having different properties in different areas and methods of manufacture
US-10557972-B2 · Feb 11, 2020 · US
Thin Aluminum Pigments Having A Narrow Thickness Distribution, Method For Producing Same, And Use Of Aluminum Pigments
US-2019390060-A1 · Dec 26, 2019 · US
Non-dusting effect pigment preparation
US-10513615-B2 · Dec 24, 2019 · US
Thin aluminum pigments having a narrow thickness distribution, method for producing same, and use of aluminum pigments
US-10407572-B2 · Sep 10, 2019 · US
Method for producing aluminum flake paste
US-10351723-B2 · Jul 16, 2019 · US
Non-dusting effect pigment preparation
US-2019177552-A1 · Jun 13, 2019 · US
Flaky metal pigment and method of manufacturing flaky metal pigment
US-10293406-B2 · May 21, 2019 · US
Aqueous, pigmented coating agent, method for the production thereof, and the use thereof for the production of multilayer coats of paint
US-10280316-B2 · May 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09C1/64?
- CPC C09C1/64 is the Cooperative Patent Classification code for “Aluminium.”
- How many patents are filed under CPC C09C1/64 (Aluminium)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC C09C1/64 growing?
- Publication counts under this code: 9 in 2024 vs 9 in 2025 (latest complete years).