Gold-coated flat silver particles, gold-coated flat silver particle dispersion, method of manufacturing gold-coated flat silver particles, coating film, and antireflection optical member
US-2019375005-A1 · Dec 12, 2019 · US
Particle size above 100 nm up to 300 nm
Particle size above 100 nm up to 300 nm · 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 | B22F2304/056 |
| Official title | Particle size above 100 nm up to 300 nm |
| Display label | Particle size above 100 nm up to 300 nm |
| Total patents | 181 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 14 |
| 2017 | 9 |
| 2018 | 22 |
| 2019 | 21 |
| 2020 | 17 |
| 2021 | 23 |
| 2022 | 18 |
| 2023 | 18 |
| 2024 | 14 |
| 2025 | 18 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing silver particles, and silver particles produced by the method
US-10486235-B2 · Nov 26, 2019 · US
Aluminum alloy powder and method of producing the same, aluminum alloy extruded material and method of producing the same
US-2019299296-A1 · Oct 3, 2019 · US
Fine silver particle dispersion, fine silver particles, and method for producing same
US-10427251-B2 · Oct 1, 2019 · US
Powder material, method for manufacturing powder material, method for manufacturing solid model, and solid modeling apparatus
US-2019275587-A1 · Sep 12, 2019 · US
Silver particle dispersing solution, method for producing same, and method for producing conductive film using silver particle dispersing solution
US-2019259510-A1 · Aug 22, 2019 · US
Silicon compound-coated metal particles
US-2019217384-A1 · Jul 18, 2019 · US
Method of producing silicon compound coated oxide particles, silicon compound coated oxide particles, and silicon compound coated oxide composition containing the same
US-2019144681-A1 · May 16, 2019 · US
Oxide particles with controlled color characteristics, and coating composition or film-like composition containing said oxide particles
US-2019135654-A1 · May 9, 2019 · US
Nickel powder, method for manufacturing nickel powder, internal electrode paste using nickel powder, and electronic component
US-2019084040-A1 · Mar 21, 2019 · US
Method of producing metal powder
US-2019076931-A1 · Mar 14, 2019 · US
Process for producing nickel powder
US-2018304375-A1 · Oct 25, 2018 · US
Bonding composition
US-2018297112-A1 · Oct 18, 2018 · US
Method for producing copper nanoparticles and use of said particles
US-2018297121-A1 · Oct 18, 2018 · US
Bonding method using bonding material
US-10090275-B2 · Oct 2, 2018 · US
Dust core
US-2018261385-A1 · Sep 13, 2018 · US
Copper paste for joining, method for producing joined body, and method for producing semiconductor device
US-2018250751-A1 · Sep 6, 2018 · US
Nanoparticle-coated powder particles for binder jetting fabrication of metal objects
US-2018236543-A1 · Aug 23, 2018 · US
Jetting nanoparticle mixtures for fabrication of metal parts
US-2018236540-A1 · Aug 23, 2018 · US
Supramolecular assemblies for binder jetting fabrication of metal objects
US-2018237648-A1 · Aug 23, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22F2304/056?
- CPC B22F2304/056 is the Cooperative Patent Classification code for “Particle size above 100 nm up to 300 nm.”
- How many patents are filed under CPC B22F2304/056 (Particle size above 100 nm up to 300 nm)?
- Our database includes 181 publications tagged with this CPC code.
- Is patent activity under CPC B22F2304/056 growing?
- Publication counts under this code: 14 in 2024 vs 18 in 2025 (latest complete years).