Coating compositions and methods for blocking tannin migration
US-2025297133-A1 · Sep 25, 2025 · US
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Casein
Casein · 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 | C09D189/005 |
| Official title | {Casein} |
| Display label | Casein |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coating compositions
US-9656501-B2 · May 23, 2017 · US
Method for protecting the surface of an aircraft against contamination with insect residues and/or icing
US-9555901-B2 · Jan 31, 2017 · US