Intramolecular pi-stacking structure directing agents and molecular sieves synthesized therefrom
US-2026035255-A1 · Feb 5, 2026 · US
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Zeolites wherein inorganic bases or salts occlude channels in the lattice framework, e.g. sodalite, cancrinite, nosean, hauynite {(ultramarine C09C1/32)}
Zeolites wherein inorganic bases or salts occlude channels in the lattice framework, e.g. sodalite, cancrinite, nosean, hauynite {(ultramarine C09C1/32)} · 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 | C01B39/50 |
| Official title | Zeolites wherein inorganic bases or salts occlude channels in the lattice framework, e.g. sodalite, cancrinite, nosean, hauynite {(ultramarine C09C1/32)} |
| Display label | Zeolites wherein inorganic bases or salts occlude channels in the lattice framework, e.g. sodalite, cancrinite, nosean, hauynite {(ultramarine C09C1/32)} |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 4 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Intramolecular pi-stacking structure directing agents and molecular sieves synthesized therefrom
US-12466738-B2 · Nov 11, 2025 · US
Method for manufacture of pure silica zeolites in the presence of ODSO
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Method for manufacture of pure silica zeolites in the presence of odso
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Asbestos waste destruction and valorization method
US-11577112-B2 · Feb 14, 2023 · US
Intramolecular Pi-Stacking Structure Directing Agents and Molecular Sieves Synthesized Therefrom
US-2022388853-A1 · Dec 8, 2022 · US
Asbestos waste destruction and valorization method
US-2021154514-A1 · May 27, 2021 · US
Methods of controlling polymorphism in organic-free synthesis of Na-zeolites and zeolite crystals formed therefrom
US-10421666-B2 · Sep 24, 2019 · US
PST-20 zeolite, preparation method for the same, and selective separation method for carbon dioxide using the same
US-10343138-B2 · Jul 9, 2019 · US
Composition for recovery of lithium from brines, and process of using said composition
US-10266915-B2 · Apr 23, 2019 · US
Synthesis and crystal structure of iron zeolitic frameworks
US-10207934-B2 · Feb 19, 2019 · US
Zeolite pst-20, preparation method thereof, and method for selectively separating carbon dioxide by using same
US-2018036710-A1 · Feb 8, 2018 · US
Methods of controlling polymorphism in organic-free synthesis of na-zeolites and zeolite crystals formed therefrom
US-2017369327-A1 · Dec 28, 2017 · US
Composition for recovery of lithium from brines, and process of using said composition
US-2017298475-A1 · Oct 19, 2017 · US
Methods of controlling polymorphism in organic-free synthesis of Na-zeolites and zeolite crystals formed therefrom
US-9714174-B2 · Jul 25, 2017 · US
Synthesis and crystal structure of iron zeolitic frameworks
US-2017022067-A1 · Jan 26, 2017 · US
Copper Containing Levyne Molecular Sieve For Selective Reduction Of NOx
US-2016129431-A1 · May 12, 2016 · US