Seed treatment method
US-2018352720-A1 · Dec 13, 2018 · US
with stirrers rotating about a substantially vertical axis
with stirrers rotating about a substantially vertical axis · 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 | B01F27/80 |
| Official title | with stirrers rotating about a substantially vertical axis |
| Display label | with stirrers rotating about a substantially vertical axis |
| Total patents | 132 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 14 |
| 2017 | 15 |
| 2018 | 19 |
| 2019 | 12 |
| 2020 | 16 |
| 2021 | 10 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 9 |
| 2025 | 3 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid mixing system with steady support
US-10118141-B2 · Nov 6, 2018 · US
Hydrofoil impeller
US-2018280901-A1 · Oct 4, 2018 · US
Conductive auxiliary agent, electrode material for battery, and method for manufacturing electrode material for battery
US-2018287159-A1 · Oct 4, 2018 · US
Vacuum mixing device with operating element, pressure pump, and vacuum pump for mixing polymethylmethacrylate bone cement
US-10065160-B2 · Sep 4, 2018 · US
Vacuum mixing device with operating element and pump for mixing polymethylmethacrylate bone cement
US-10022687-B2 · Jul 17, 2018 · US
Device for storing and mixing bone cement
US-10010362-B2 · Jul 3, 2018 · US
Device For Dispersing A Water-Soluble Polymer
US-2018078913-A1 · Mar 22, 2018 · US
Stirrer
US-2018056255-A1 · Mar 1, 2018 · US
Apparatus for Dewatering and Demineralization of Fine Particles
US-2018036651-A1 · Feb 8, 2018 · US
Mechanical agitator with seal housing assembly
US-9880067-B2 · Jan 30, 2018 · US
Hydrofoil impeller
US-9879697-B2 · Jan 30, 2018 · US
Device for producing wet granulated substance for electrode and method of producing the same
US-2018001232-A1 · Jan 4, 2018 · US
Impeller assemblies for fluid processing systems
US-9855537-B2 · Jan 2, 2018 · US
Device for producing lithium sulfide, and method for producing lithium sulfide
US-2017368515-A1 · Dec 28, 2017 · US
Method for enhancing uniformity of crystallized succinic acid and purified succinic acid produced by the same
US-2017362159-A1 · Dec 21, 2017 · US
Aggregate attrition systems, methods, and apparatus
US-2017333851-A1 · Nov 23, 2017 · US
Hydrofoil impeller
US-2017306983-A1 · Oct 26, 2017 · US
Fluid mixing system with drive shaft steady support
US-9700857-B1 · Jul 11, 2017 · US
Polymer dissolution system
US-9682347-B2 · Jun 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F27/80?
- CPC B01F27/80 is the Cooperative Patent Classification code for “with stirrers rotating about a substantially vertical axis.”
- How many patents are filed under CPC B01F27/80 (with stirrers rotating about a substantially vertical axis)?
- Our database includes 132 publications tagged with this CPC code.
- Is patent activity under CPC B01F27/80 growing?
- Publication counts under this code: 9 in 2024 vs 3 in 2025 (latest complete years).