Cathode material, interconnector material and solid oxide fuel cell
US-9520597-B2 · Dec 13, 2016 · US
based on ferrites
based on ferrites · 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 | C04B35/26 |
| Official title | based on ferrites |
| Display label | based on ferrites |
| Total patents | 347 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 41 |
| 2016 | 54 |
| 2017 | 40 |
| 2018 | 35 |
| 2019 | 33 |
| 2020 | 28 |
| 2021 | 26 |
| 2022 | 19 |
| 2023 | 27 |
| 2024 | 23 |
| 2025 | 19 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ceramic composition
US-9487445-B2 · Nov 8, 2016 · US
Ferrite composition and electronic component
US-2016300651-A1 · Oct 13, 2016 · US
Ferrite composition and electronic component
US-2016293302-A1 · Oct 6, 2016 · US
Reversible Color Changeable Coating Composition and Preparation Method Thereof
US-2016264790-A1 · Sep 15, 2016 · US
Magnetic material for antennas, antenna, and wireless communication device
US-9424968-B2 · Aug 23, 2016 · US
Method for producing ferrite ceramic
US-9403727-B2 · Aug 2, 2016 · US
Ferrite particles for bonded magnets, resin composition for bonded magnets, and molded product using the same
US-2016217892-A1 · Jul 28, 2016 · US
Molded ferrite sheet, sintered ferrite substrate and antenna module
US-9394204-B2 · Jul 19, 2016 · US
Ferrite and coil electronic component including the same
US-2016155560-A1 · Jun 2, 2016 · US
Oxide ceramic and ceramic electronic component
US-2016155562-A1 · Jun 2, 2016 · US
Ferrite magnetic material
US-9336933-B2 · May 10, 2016 · US
Incorporation of oxides into ferrite material for improved radio radiofrequency properties
US-2016118168-A1 · Apr 28, 2016 · US
Piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generating apparatus
US-9312791-B2 · Apr 12, 2016 · US
Honeycomb structural body and method for manufacturing the same
US-2016096777-A1 · Apr 7, 2016 · US
Joined body and method for manufacturing the same
US-2016096342-A1 · Apr 7, 2016 · US
Joined body and method for producing the same
US-2016046531-A1 · Feb 18, 2016 · US
Sintered cobalt ferrites composite material with high magnetostriction
US-9263174-B2 · Feb 16, 2016 · US
Ferrite particles and electrophotographic development carrier using same, electrophotographic developer and method of manufacturing ferrite particles
US-2016041487-A1 · Feb 11, 2016 · US
Ceramic composition
US-2015353430-A1 · Dec 10, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B35/26?
- CPC C04B35/26 is the Cooperative Patent Classification code for “based on ferrites.”
- How many patents are filed under CPC C04B35/26 (based on ferrites)?
- Our database includes 347 publications tagged with this CPC code.
- Is patent activity under CPC C04B35/26 growing?
- Publication counts under this code: 23 in 2024 vs 19 in 2025 (latest complete years).