Gas diffusion electrode base, laminate and fuel cell
US-10804542-B2 · Oct 13, 2020 · US
Metal
Metal · 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 | B32B2266/045 |
| Official title | Metal |
| Display label | Metal |
| Total patents | 176 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 6 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 14 |
| 2020 | 18 |
| 2021 | 25 |
| 2022 | 13 |
| 2023 | 17 |
| 2024 | 24 |
| 2025 | 17 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite material
US-2020270501-A1 · Aug 27, 2020 · US
Preparation method for composite material
US-2020172764-A1 · Jun 4, 2020 · US
Method of manufacturing a lightweight laminate
US-10603886-B2 · Mar 31, 2020 · US
Sound-absorbing material
US-2020055288-A1 · Feb 20, 2020 · US
Bifilar layer-insulated magnetic core and method for the production of a wound nanocrystalline magnetic core
US-2019355514-A1 · Nov 21, 2019 · US
Cellular structures with twelve-cornered cells
US-2019331295-A1 · Oct 31, 2019 · US
Cellular structures with twelve-cornered cells
US-10429006-B2 · Oct 1, 2019 · US
Method for manufacturing fuel cell stack
US-2019288298-A1 · Sep 19, 2019 · US
Joining film, tape for wafer processing, method for producing joined body, and joined body
US-2019264072-A1 · Aug 29, 2019 · US
Cellular structures with twelve-cornered cells
US-10393315-B2 · Aug 27, 2019 · US
Gas turbine hot part and gas turbine
US-2019249567-A1 · Aug 15, 2019 · US
Light weight housing for internal component and method of making
US-10323325-B2 · Jun 18, 2019 · US
Light weight component with acoustic attenuation and method of making
US-10302017-B2 · May 28, 2019 · US
Composite fan case with nanoparticles
US-2019136871-A1 · May 9, 2019 · US
Cellular structures with fourteen-cornered cells
US-10220881-B2 · Mar 5, 2019 · US
Gas diffusion electrode base, laminate and fuel cell
US-2019058199-A1 · Feb 21, 2019 · US
Flange plate
US-10202885-B2 · Feb 12, 2019 · US
Porous refractory armor substrate
US-10197363-B1 · Feb 5, 2019 · US
Composite structure with porous metal
US-2018354228-A1 · Dec 13, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B32B2266/045?
- CPC B32B2266/045 is the Cooperative Patent Classification code for “Metal.”
- How many patents are filed under CPC B32B2266/045 (Metal)?
- Our database includes 176 publications tagged with this CPC code.
- Is patent activity under CPC B32B2266/045 growing?
- Publication counts under this code: 24 in 2024 vs 17 in 2025 (latest complete years).