Piezoelectric material, piezoelectric member, piezoelectric element, and pressure sensor
US-2022359812-A1 · Nov 10, 2022 · US
Magnesium silicates
Magnesium silicates · 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 | C01B33/22 |
| Official title | Magnesium silicates |
| Display label | Magnesium silicates |
| Total patents | 93 |
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 | 3 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 16 |
| 2022 | 12 |
| 2023 | 8 |
| 2024 | 11 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite negative electrode active material, method of manufacturing the same, and negative electrode including the same
US-2022325105-A1 · Oct 13, 2022 · US
Microorganism concentration process
US-11391732-B2 · Jul 19, 2022 · US
Silicon composite negative electrode material and preparation method therefor, and lithium ion battery
US-2022109140-A1 · Apr 7, 2022 · US
Process for making synthetic minerals
US-2022098047-A1 · Mar 31, 2022 · US
Production method for forsterite fine particles
US-11279624-B2 · Mar 22, 2022 · US
Negative electrode active material for lithium secondary battery and lithium secondary battery comprising the same
US-2022077467-A1 · Mar 10, 2022 · US
Charged composite materials, methods of synthesizing, and methods of use
US-11242478-B2 · Feb 8, 2022 · US
Synthetic Layered Magnesium Silicates and Their Derivatives for High Performance Oil-based Drilling Fluids
US-2021363400-A1 · Nov 25, 2021 · US
Synthetic mineral compound, composition including such a compound and method for manufacturing such a compound
US-11174168-B2 · Nov 16, 2021 · US
Dielectric ceramic composition and electronic component
US-2021300825-A1 · Sep 30, 2021 · US
Synthetic layered magnesium silicates and their derivatives for high performance oil-based drilling fluids
US-11118092-B2 · Sep 14, 2021 · US
Antiviral agent, coating composition, resin composition and antiviral product
US-2021235702-A1 · Aug 5, 2021 · US
Co-synthesis of phyllominerals with metallic particles and products obtained there-from
US-2021230009-A1 · Jul 29, 2021 · US
Polyanion active materials and method of forming the same
US-11066307-B2 · Jul 20, 2021 · US
Porous material and preparation methods thereof, and anodes and devices including the same
US-11059724-B2 · Jul 13, 2021 · US
Use of talc for pearlescence in liquid compositions
US-2021113440-A1 · Apr 22, 2021 · US
Negative electrode active material, negative electrode including the same and lithium secondary battery including the same
US-2021111395-A1 · Apr 15, 2021 · US
Ordered porous solid electrolyte structures, electrochemical devices with same, methods of making same
US-2021083320-A1 · Mar 18, 2021 · US
Layered-substance-containing solution and method of manufacturing same
US-10946360-B2 · Mar 16, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B33/22?
- CPC C01B33/22 is the Cooperative Patent Classification code for “Magnesium silicates.”
- How many patents are filed under CPC C01B33/22 (Magnesium silicates)?
- Our database includes 93 publications tagged with this CPC code.
- Is patent activity under CPC C01B33/22 growing?
- Publication counts under this code: 11 in 2024 vs 9 in 2025 (latest complete years).