High-pressure and multi-atmosphere assisted SLM gradient material preparation method and aluminum-lithium alloy coating
US-12435428-B2 · Oct 7, 2025 · US
CO or CO2
CO or CO2 · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B22F2201/04 |
| Official title | CO or CO2 |
| Display label | CO or CO2 |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 9 |
| 2024 | 1 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High-pressure and multi-atmosphere assisted slm gradient material preparation method and aluminum-lithium alloy coating
US-2025257467-A1 · Aug 14, 2025 · US
Systems and methods for nanofunctionalization of powders
US-12239967-B2 · Mar 4, 2025 · US
Three-dimensional (3D) printing
US-12214421-B2 · Feb 4, 2025 · US
Three-dimensional printing
US-12186805-B2 · Jan 7, 2025 · US
Copper powder and method for producing same
US-12049684-B2 · Jul 30, 2024 · US
Systems and methods for nanofunctionalization of powders
US-2023415112-A1 · Dec 28, 2023 · US
Systems and methods for nanofunctionalization of powders
US-11779894-B2 · Oct 10, 2023 · US
Copper powder and method for producing same
US-2023279523-A1 · Sep 7, 2023 · US
Systems and methods for high reactant conversion through multiple reactant flow ratio staging
US-2023241679-A1 · Aug 3, 2023 · US
Fine copper particles, method for producing fine copper particles and method for producing sintered body
US-11701706-B2 · Jul 18, 2023 · US
Copper powder and method for producing same
US-11692241-B2 · Jul 4, 2023 · US
Three-dimensional printing
US-2023173756-A1 · Jun 8, 2023 · US
Three-dimensional printing
US-11583920-B2 · Feb 21, 2023 · US
Three-dimensional printing
US-11577316-B2 · Feb 14, 2023 · US
Three-dimensional printing
US-11511338-B2 · Nov 29, 2022 · US
Three-dimensional (3d) printing
US-2022297182-A1 · Sep 22, 2022 · US
Three-dimensional (3D) printing
US-11389867-B2 · Jul 19, 2022 · US
Fine copper particles, method for producing fine copper particles and method for producing sintered body
US-2022126362-A1 · Apr 28, 2022 · US
Method for manufacturing needle-shaped or rod-shaped porous iron powder and needle-shaped or rod-shaped porous iron powder manufactured thereby
US-2022008992-A1 · Jan 13, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22F2201/04?
- CPC B22F2201/04 is the Cooperative Patent Classification code for “CO or CO2.”
- How many patents are filed under CPC B22F2201/04 (CO or CO2)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC B22F2201/04 growing?
- Publication counts under this code: 1 in 2024 vs 5 in 2025 (latest complete years).