Method for internal and external collaborative integrated protection of concrete
US-2026092018-A1 · Apr 2, 2026 · US
applied as a powdery material
applied as a powdery material · 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 | C04B41/4545 |
| Official title | {applied as a powdery material} |
| Display label | applied as a powdery material |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 9 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of fabricating a ceramic matrix composite including a dip coating process
US-12545625-B1 · Feb 10, 2026 · US
Treatment of particulate filters
US-12544700-B2 · Feb 10, 2026 · US
Method for manufacturing an abradable layer
US-12404588-B2 · Sep 2, 2025 · US
Particle filter with a plurality of coatings
US-12359595-B2 · Jul 15, 2025 · US
Dislocator chemistries for turbine abradable or machinable coating systems
US-12359586-B2 · Jul 15, 2025 · US
Repair of a silicon-based bondcoat
US-2025100945-A1 · Mar 27, 2025 · US
Treatment of particulate filters
US-2025041776-A1 · Feb 6, 2025 · US
Treatment of particulate filters
US-2025041769-A1 · Feb 6, 2025 · US
Honeycomb structure and manufacturing method of the same
US-12202776-B2 · Jan 21, 2025 · US
Repair of a silicon-based bondcoat
US-12195405-B2 · Jan 14, 2025 · US
Method for manufacturing an abradable layer
US-2025011937-A1 · Jan 9, 2025 · US
Method for manufacturing an abradable layer
US-12129553-B2 · Oct 29, 2024 · US
Repair of a silicon-based bondcoat
US-2024217889-A1 · Jul 4, 2024 · US
Hafnon and Zircon Environmental Barrier Coatings for Silicon-Based Components
US-2024182372-A1 · Jun 6, 2024 · US
Composite coating layer for ceramic matrix composite substrate
US-11976013-B2 · May 7, 2024 · US
Method for coating a ceramic matrix composite part with an environmental barrier
US-2024051884-A1 · Feb 15, 2024 · US
Hafnon and zircon environmental barrier coatings for silicon-based components
US-11866379-B2 · Jan 9, 2024 · US
Method for coating a ceramic matrix composite part with an environmental barrier
US-11814325-B2 · Nov 14, 2023 · US
Dislocator Chemistries for Turbine Abradable or Machinable Coating Systems
US-2023296029-A1 · Sep 21, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B41/4545?
- CPC C04B41/4545 is the Cooperative Patent Classification code for “applied as a powdery material.”
- How many patents are filed under CPC C04B41/4545 (applied as a powdery material)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC C04B41/4545 growing?
- Publication counts under this code: 6 in 2024 vs 9 in 2025 (latest complete years).