Avoiding of emissions in the production of artificial pozzolans made of mineral material, in particular clays
US-2026097990-A1 · Apr 9, 2026 · US
Natural pozzuolanas; Natural pozzuolana cements; {Artificial pozzuolanas or artificial pozzuolana cements other than those obtained from waste or combustion residues, e.g. burned clay; Treating inorganic materials to improve their pozzuolanic characteristics (cements containing slag C04B7/14)}
Natural pozzuolanas; Natural pozzuolana cements; {Artificial pozzuolanas or artificial pozzuolana cements other than those obtained from waste or combustion residues, e.g. burned clay; Treating inorganic materials to improve their pozzuolanic characteristics (cements containing slag C04B7/14)} · 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 | C04B7/12 |
| Official title | Natural pozzuolanas; Natural pozzuolana cements; {Artificial pozzuolanas or artificial pozzuolana cements other than those obtained from waste or combustion residues, e.g. burned clay; Treating inorganic materials to improve their pozzuolanic characteristics (cements containing slag C04B7/14)} |
| Display label | Natural pozzuolanas; Natural pozzuolana cements; {Artificial pozzuolanas or artificial pozzuolana cements other than those obtained from waste or combustion residues, e.g. burned clay; Treating inorganic materials to improve their pozzuolanic characteristics (cements containing slag C04B7/14)} |
| Total patents | 49 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 9 |
| 2021 | 1 |
| 2022 | 7 |
| 2023 | 8 |
| 2024 | 5 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Preparation method of supplementary cementitious material based on electrostatic adsorption for high-efficiency co2 sequestration
US-2025223223-A1 · Jul 10, 2025 · US
Silicates and/or salts and methods of production and uses thereof
US-2025162942-A1 · May 22, 2025 · US
Cementitious Panels with Swellable Materials and Methods of Providing a Moisture or Water Barrier in Cementitious Panels Using Swellable Materials
US-2025052057-A1 · Feb 13, 2025 · US
Cementitious materials and methods of making and using same
US-2025042811-A1 · Feb 6, 2025 · US
Process for the production of a cement substitute
US-2024400447-A1 · Dec 5, 2024 · US
Cementitious panels with swellable materials and methods of providing a moisture or water barrier in cementitious panels using swellable materials
US-12152385-B2 · Nov 26, 2024 · US
Thixotropy and rheology modifying admixture for cement-based mortars and production of cement-based compositions including the admixture
US-2024368033-A1 · Nov 7, 2024 · US
Method of calcining a clay material
US-2024101477-A1 · Mar 28, 2024 · US
Hyaloclastite pozzolan, hyaloclastite based cement, hyaloclastite based concrete and method of making and using same
US-11858847-B2 · Jan 2, 2024 · US
Cementitious Panels with Swellable Materials and Methods of Providing a Moisture or Water Barrier in Cementitious Panels Using Swellable Materials
US-2023366197-A1 · Nov 16, 2023 · US
Synthetic pozzolans
US-2023339814-A1 · Oct 26, 2023 · US
Modifiable hardened pozzolanic material
US-2023322623-A1 · Oct 12, 2023 · US
Synthetic pozzolans
US-11731906-B2 · Aug 22, 2023 · US
Cementitious panels with swellable materials and methods of providing a moisture or water barrier in cementitious panels using swellable materials
US-11708692-B2 · Jul 25, 2023 · US
Hyaloclastite, sideromelane or tachylite pozzolan-based geopolymer cement and concrete and method of making and using same
US-11702361-B2 · Jul 18, 2023 · US
Color control and heat recuperation when producing activated clay
US-2023183132-A1 · Jun 15, 2023 · US
Work method to design extended life slurries
US-11577997-B2 · Feb 14, 2023 · US
Production process of artificial aggregate from tailings from mining, artificial aggregate, concrete composition and use
US-2022371956-A1 · Nov 24, 2022 · US
Thermal treatment of mineral materials in a reducing atmosphere using alternative fuels
US-2022316800-A1 · Oct 6, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B7/12?
- CPC C04B7/12 is the Cooperative Patent Classification code for “Natural pozzuolanas; Natural pozzuolana cements; {Artificial pozzuolanas or artificial pozzuolana cements other than those obtained from waste or combustion residues, e.g. burned clay; Treating inorganic materials to improve their pozzuolanic characteristics (cements containing slag C04B7/14)}.”
- How many patents are filed under CPC C04B7/12 (Natural pozzuolanas; Natural pozzuolana cements; {Artificial pozzuolanas or artificial pozzuolana cements other than those obtained from waste or combustion residues, e.g. burned clay; Treating inorganic materials to improve their pozzuolanic characteristics (cements containing slag C04B7/14)})?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC C04B7/12 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).