Laser-assisted reagent activation and property modification of self-passivating metals
US-2025297351-A1 · Sep 25, 2025 · US
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Carburising
Carburising · 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 | C23C8/44 |
| Official title | Carburising |
| Display label | Carburising |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization
US-2024102143-A1 · Mar 28, 2024 · US
Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization
US-11885027-B2 · Jan 30, 2024 · US
Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization
US-2021340659-A1 · Nov 4, 2021 · US
Thermoelectric alloy, method for producing the same and thermoelectric alloy composite
US-10975456-B2 · Apr 13, 2021 · US
Thermoelectric alloy, method for producing the same and thermoelectric alloy composite
US-2020123637-A1 · Apr 23, 2020 · US
Removable mask for coating a substrate
US-9790598-B2 · Oct 17, 2017 · US
Method and device of surface-treating a metallic part
US-2017044654-A1 · Feb 16, 2017 · US
Removable mask for coating a substrate
US-2015056427-A1 · Feb 26, 2015 · US
Carburized component and manufacturing method
US-8961710-B2 · Feb 24, 2015 · US