Stirrer
US-2022234015-A1 · Jul 28, 2022 · US
with helices or sections of helices
with helices or sections of helices · 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 | B01F27/72 |
| Official title | with helices or sections of helices |
| Display label | with helices or sections of helices |
| Total patents | 97 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 19 |
| 2021 | 10 |
| 2022 | 12 |
| 2023 | 5 |
| 2024 | 11 |
| 2025 | 10 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stirrer
US-2022193626-A1 · Jun 23, 2022 · US
Distribution and leveling system for an agricultural product storage compartment
US-11266064-B2 · Mar 8, 2022 · US
Agricultural agitating and leveling system
US-11240954-B2 · Feb 8, 2022 · US
Stirrer
US-11241661-B2 · Feb 8, 2022 · US
Operation of an agricultural agitating system
US-11166408-B2 · Nov 9, 2021 · US
System and method for manufacturing electrode for secondary battery
US-2021336241-A1 · Oct 28, 2021 · US
Mixing paddle for appliance for preparing animal feed, and method for preparing animal feed
US-11154826-B2 · Oct 26, 2021 · US
Stirrer
US-2021260540-A1 · Aug 26, 2021 · US
Apparatus for manufacturing carbon nanotube pellets
US-11059009-B2 · Jul 13, 2021 · US
Rotating member, kneading machine member, and kneading machine using same, bearing and bearing unit using same
US-2021187452-A1 · Jun 24, 2021 · US
Apparatus, system and method for heating fluids
US-2021162116-A1 · Jun 3, 2021 · US
Methods for treating tobacco material, apparatus for treating tobacco material, treated tobacco material and uses thereof
US-2021068443-A1 · Mar 11, 2021 · US
Operational control for agricultural agitator
US-2021059119-A1 · Mar 4, 2021 · US
Continuous twin-screw mixer and mixing method
US-10899040-B2 · Jan 26, 2021 · US
Agitation assemblies for a spreader
US-2020360878-A1 · Nov 19, 2020 · US
Mixing apparatus
US-2020330940-A1 · Oct 22, 2020 · US
Mixing paddle for appliance for preparing animal feed, and method for preparing animal feed
US-2020316537-A1 · Oct 8, 2020 · US
Mixing apparatus
US-2020276544-A1 · Sep 3, 2020 · US
Process and apparatus to make liquid silicone rubber compositions
US-2020255663-A1 · Aug 13, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F27/72?
- CPC B01F27/72 is the Cooperative Patent Classification code for “with helices or sections of helices.”
- How many patents are filed under CPC B01F27/72 (with helices or sections of helices)?
- Our database includes 97 publications tagged with this CPC code.
- Is patent activity under CPC B01F27/72 growing?
- Publication counts under this code: 11 in 2024 vs 10 in 2025 (latest complete years).