Novel daytime passive radiative cooling ceramic with self-cleaning properties and its manufacturing process
US-2025334359-A1 · Oct 30, 2025 · US
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for obtaining at least two superposed coatings having different compositions
for obtaining at least two superposed coatings having different compositions · 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 | C04B41/70 |
| Official title | for obtaining at least two superposed coatings having different compositions |
| Display label | for obtaining at least two superposed coatings having different compositions |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2022 | 2 |
| 2023 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dual application of roofing granules to bituminous roofing material
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Concrete curing agent, curing coating layer and preparation method thereof
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Concrete curing agent, curing coating layer and preparation method thereof
US-2023202937-A1 · Jun 29, 2023 · US
Suspended Ceiling Tile System Including Panel With Silicate Coating For Improved Acoustical Performance
US-2022333380-A1 · Oct 20, 2022 · US
New systems for priming and adhesion of flooring
US-2022049135-A1 · Feb 17, 2022 · US
Hydrophobic finish compositions with extended flow time retention and building products made thereof
US-10815149-B2 · Oct 27, 2020 · US
Hydrophobic finish compositions with extended flow time retention and building products made thereof
US-10399898-B2 · Sep 3, 2019 · US
Hydrophobic finish compositions with extended flow time retention and building products made thereof
US-2019055161-A1 · Feb 21, 2019 · US
Hydrophobic finish compositions with extended flow time retention and building products made thereof
US-10155692-B2 · Dec 18, 2018 · US
Silicate coating for improved acoustical panel performance and methods of making same
US-2018079691-A1 · Mar 22, 2018 · US
Bio-based repair method for concrete
US-9676673-B2 · Jun 13, 2017 · US
Method for restoring a cementitious system
US-9670102-B2 · Jun 6, 2017 · US
Hydrophobic finish compositions with extended flow time retention and building products made thereof
US-2016264461-A1 · Sep 15, 2016 · US
Hydrophobic finish compositions with extended flow time retention and building products made thereof
US-2016264787-A1 · Sep 15, 2016 · US
Bio-based repair method for concrete
US-2016090328-A1 · Mar 31, 2016 · US
Method for restoring a cementitious system
US-2015354237-A1 · Dec 10, 2015 · US
Porous article and method of producing the same
US-2015210600-A1 · Jul 30, 2015 · US
Coated fiber cement article with crush resistant latex topcoat
US-2015132588-A1 · May 14, 2015 · US
Coated fiber cement article with crush resistant latex topcoat
US-8993110-B2 · Mar 31, 2015 · US