Tungsten wire, saw wire, and tungsten wire for screen printing
US-12398447-B2 · Aug 26, 2025 · US
of refractory metals
of refractory metals · 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 | C25F3/26 |
| Official title | of refractory metals |
| Display label | of refractory metals |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 9 |
| 2024 | 6 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Metal wire
US-12359288-B2 · Jul 15, 2025 · US
Electrolyte for electropolishing titanium alloys
US-12338541-B2 · Jun 24, 2025 · US
Surface-smoothened metal member and method for manufacturing same
US-2025146161-A1 · May 8, 2025 · US
Metal-resin composite, surface treatment method, and substrate of circuit board for high-frequency and high-speed signal transmission
US-12251862-B2 · Mar 18, 2025 · US
Supporter of lithium metal and methods thereof
US-12230792-B2 · Feb 18, 2025 · US
Rhenium-tungsten alloy wire, method of manufacturing same, and medical needle
US-2025019805-A1 · Jan 16, 2025 · US
Methods for electropolishing and coating aluminum on air and/or moisture sensitive substrates
US-12129551-B2 · Oct 29, 2024 · US
Metal-resin composite, surface treatment method, and substrate of circuit board for high-frequency and high-speed signal transmission
US-2024342968-A1 · Oct 17, 2024 · US
Hybrid electrochemical and abrasive fluid polishing
US-2024307988-A1 · Sep 19, 2024 · US
Tungsten wire, and tungsten wire processing method and electrolytic wire using the same
US-2024170177-A1 · May 23, 2024 · US
Method of electropolishing
US-11982012-B2 · May 14, 2024 · US
Electrolyte for electropolishing titanium alloys
US-2024102198-A1 · Mar 28, 2024 · US
Stent device for spinal fusion
US-2023390454-A1 · Dec 7, 2023 · US
Tungsten wire, tungsten wire processing method using the same, and electrolyzed wire
US-2023366069-A1 · Nov 16, 2023 · US
Post-processing of an object obtained by direct metal laser sintering
US-2023321727-A1 · Oct 12, 2023 · US
Stent device for spinal fusion
US-11766506-B2 · Sep 26, 2023 · US
In-situ electrochemical polishing of additively manufactured parts
US-2023264265-A1 · Aug 24, 2023 · US
Copper catalysts for electrochemical CO2 reduction to C2+ products
US-11708641-B2 · Jul 25, 2023 · US
Tungsten wire, saw wire, and tungsten wire for screen printing
US-2023227951-A1 · Jul 20, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25F3/26?
- CPC C25F3/26 is the Cooperative Patent Classification code for “of refractory metals.”
- How many patents are filed under CPC C25F3/26 (of refractory metals)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC C25F3/26 growing?
- Publication counts under this code: 6 in 2024 vs 7 in 2025 (latest complete years).