Hydrogen storage alloy for alkaline storage battery and alkaline storage battery using the same
US-12024757-B2 · Jul 2, 2024 · US
Alloys based on intermetallic compounds of the type rare earth - Co, Ni
Alloys based on intermetallic compounds of the type rare earth - Co, Ni · 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 | C22C1/0441 |
| Official title | {Alloys based on intermetallic compounds of the type rare earth - Co, Ni} |
| Display label | Alloys based on intermetallic compounds of the type rare earth - Co, Ni |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Manufacturing method of sintered magnet
US-12020835-B2 · Jun 25, 2024 · US
Permanent magnet and device
US-2024047104-A1 · Feb 8, 2024 · US
Permanent magnet and its manufacturing method, and device
US-2024021349-A1 · Jan 18, 2024 · US
Rare earth sintered magnet
US-11798716-B2 · Oct 24, 2023 · US
Alloy Material, Alloy Product Formed of Alloy Material, and Mechanical Device Including Alloy Product
US-2023332278-A1 · Oct 19, 2023 · US
Rare earth regenerator material particle, rare earth regenerator material particle group, and cold head, superconducting magnet, examination apparatus, and cryopump using the same
US-11692117-B2 · Jul 4, 2023 · US
Co-based alloy structure and method for manufacturing same
US-2022220583-A1 · Jul 14, 2022 · US
Manufacturing Method of Sintered Magnet
US-2021407712-A1 · Dec 30, 2021 · US
Rare earth regenerator material particle, rare earth regenerator material particle group, and cold head, superconducting magnet, examination apparatus, and cryopump using the same
US-2021246351-A1 · Aug 12, 2021 · US
Sputtering target
US-11072851-B2 · Jul 27, 2021 · US
Rare earth regenerator material particle, rare earth regenerator material particle group, and cold head, superconducting magnet, examination apparatus, and cryopump using the same
US-11015101-B2 · May 25, 2021 · US
Permanent magnet, motor, and generator
US-10770208-B2 · Sep 8, 2020 · US
Bulk nanocomposite magnets and methods of making bulk nanocomposite magnets
US-10726979-B2 · Jul 28, 2020 · US
Permanent magnet, motor, and generator
US-10650947-B2 · May 12, 2020 · US
Rare earth sintered magnet
US-2020111591-A1 · Apr 9, 2020 · US
Production method for R-T-B sintered magnet
US-10593472-B2 · Mar 17, 2020 · US
Method for modifying grain boundary of Nd—Fe—B base magnet, and body with modified grain boundary treated by the method
US-10589355-B2 · Mar 17, 2020 · US
Method of forming a sintered nickel-titanium-rare earth (Ni—Ti—Re) alloy
US-10563291-B2 · Feb 18, 2020 · US
Rare earth regenerator material particle, rare earth regenerator material particle group, and cold head, superconducting magnet, examination apparatus, and cryopump using the same
US-10513646-B2 · Dec 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22C1/0441?
- CPC C22C1/0441 is the Cooperative Patent Classification code for “Alloys based on intermetallic compounds of the type rare earth - Co, Ni.”
- How many patents are filed under CPC C22C1/0441 (Alloys based on intermetallic compounds of the type rare earth - Co, Ni)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC C22C1/0441 growing?
- Publication counts under this code: 3 in 2023 vs 4 in 2024 (latest complete years).