Intermediate temperature solid oxide fuel cell cathode material
US-11152625-B2 · Oct 19, 2021 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C01G55/00 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 114 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 8 |
| 2017 | 9 |
| 2018 | 9 |
| 2019 | 12 |
| 2020 | 6 |
| 2021 | 13 |
| 2022 | 9 |
| 2023 | 12 |
| 2024 | 7 |
| 2025 | 11 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Organic electroluminescent materials and devices
US-2021253446-A1 · Aug 19, 2021 · US
Oriented body, method for producing the same, device for producing the same, and magnetic recording medium
US-11087792-B2 · Aug 10, 2021 · US
Etching platinum-containing thin film using protective cap layer
US-11069530-B2 · Jul 20, 2021 · US
Organic electroluminescent materials and devices
US-2020335702-A1 · Oct 22, 2020 · US
Organic electroluminescent materials and devices
US-10749114-B2 · Aug 18, 2020 · US
Inorganic structure body, device, and method for manufacturing inorganic structure body
US-2020254395-A1 · Aug 13, 2020 · US
Ruthenium oxide having a negative thermal expansion coefficient, and useable as a thermal expansion inhibitor
US-10676371-B2 · Jun 9, 2020 · US
Etching platinum-containing thin film using protective cap layer
US-2020083050-A1 · Mar 12, 2020 · US
Electrical conductors, electrically conductive structures, and electronic devices including the same
US-10575370-B2 · Feb 25, 2020 · US
Etching platinum-containing thin film using protective cap layer
US-10504733-B2 · Dec 10, 2019 · US
Room temperature hydrogen gas sensor
US-2019339227-A1 · Nov 7, 2019 · US
Composite material
US-2019322838-A1 · Oct 24, 2019 · US
Method for the synthesis of nanoparticles of heterometallic nanocomposite materials
US-10450201-B2 · Oct 22, 2019 · US
Agent for adsorption of ruthenium from aqueous solution and method for adsorption of ruthenium from aqueous solution
US-10449510-B2 · Oct 22, 2019 · US
Highly porous cathode catalyst layer structures for flexible solid oxide fuel cell applications in vehicles
US-10411267-B2 · Sep 10, 2019 · US
Highly Porous Cathode Catalyst Layer Structures for Flexible Solid Oxide Fuel Cell Applications in Vehicles
US-2019165380-A1 · May 30, 2019 · US
Oxide semiconductor film and method for producing same
US-2019157400-A1 · May 23, 2019 · US
Method for the synthesis of nanoparticles of heterometallic nanocomposite materials
US-2019100440-A1 · Apr 4, 2019 · US
Electrocatalyst for acidic media and method of making an electrocatalyst for acidic media
US-10221492-B2 · Mar 5, 2019 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G55/00?
- CPC C01G55/00 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C01G55/00 (Chemistry & Metallurgy)?
- Our database includes 114 publications tagged with this CPC code.
- Is patent activity under CPC C01G55/00 growing?
- Publication counts under this code: 7 in 2024 vs 11 in 2025 (latest complete years).