Method of forming porous metal oxide microspheres using polydisperse polymer nanospheres
US-11185835-B2 · Nov 30, 2021 · US
Drying and spraying
Drying and spraying · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J13/043 |
| Official title | {Drying and spraying} |
| Display label | Drying and spraying |
| Total patents | 122 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 16 |
| 2018 | 9 |
| 2019 | 12 |
| 2020 | 12 |
| 2021 | 19 |
| 2022 | 8 |
| 2023 | 17 |
| 2024 | 13 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Solubilization of poorly soluble cooling substances
US-2021267864-A1 · Sep 2, 2021 · US
Porous metal oxide microspheres with varying pore sizes
US-2021220792-A1 · Jul 22, 2021 · US
Porous metal oxide microspheres
US-2021197161-A1 · Jul 1, 2021 · US
Powdered composition comprising a fireproofing agent
US-2020392410-A1 · Dec 17, 2020 · US
Composite particles, compositions and foam compositions containing composite particles, articles, and methods of making and using same
US-2020347202-A1 · Nov 5, 2020 · US
Method for producing hollow carbon capsules
US-10821687-B2 · Nov 3, 2020 · US
Encapsulated agent, method of manufacturing encapsulated agent, and variable viscosity fluid
US-10774259-B2 · Sep 15, 2020 · US
Delayed release delivery systems and methods
US-10661244-B2 · May 26, 2020 · US
Microcapsules
US-2020108367-A1 · Apr 9, 2020 · US
Spray dry method for encapsulation of biological moieties and chemicals in polymers cross-linked by multivalent ions for controlled release applications
US-10610492-B2 · Apr 7, 2020 · US
Stable encapsulated fragrance compositions
US-10597604-B2 · Mar 24, 2020 · US
Methods and Systems for Forming Microcapsules
US-2020078759-A1 · Mar 12, 2020 · US
Methods and Systems for Forming Microcapsules
US-2020078758-A1 · Mar 12, 2020 · US
Methods and Systems for Forming Microcapsules
US-2020078757-A1 · Mar 12, 2020 · US
Fat-soluble nutrient microcapsule and preparation method thereof
US-2020029596-A1 · Jan 30, 2020 · US
System and method for industrial encapsulation of thermolabile substances
US-2019336931-A1 · Nov 7, 2019 · US
Hierarchical zeolite-based core/shell nano- or microcapsule
US-2019322538-A1 · Oct 24, 2019 · US
Fibrous support comprising particles containing a partially water-soluble active agent, particles, and methods for producing said particles
US-10449128-B2 · Oct 22, 2019 · US
Method for formulating large diameter synthetic membrane vesicles
US-10398648-B2 · Sep 3, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J13/043?
- CPC B01J13/043 is the Cooperative Patent Classification code for “Drying and spraying.”
- How many patents are filed under CPC B01J13/043 (Drying and spraying)?
- Our database includes 122 publications tagged with this CPC code.
- Is patent activity under CPC B01J13/043 growing?
- Publication counts under this code: 13 in 2024 vs 8 in 2025 (latest complete years).