Mixing and stirring apparatus, gypsum board manufacturing apparatus, and gypsum board manufacturing method
US-2025001373-A1 · Jan 2, 2025 · US
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with rotating parts, e.g. discs
with rotating parts, e.g. discs · 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 | B01F25/74 |
| Official title | with rotating parts, e.g. discs |
| Display label | with rotating parts, e.g. discs |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Exhaust additive dosing system comprising an exhaust additive distribution device and an exhaust additive metering device
US-11015508-B2 · May 25, 2021 · US
Exhaust additive dosing system comprising an exhaust additive distribution device and an exhaust additive metering device
US-2019316509-A1 · Oct 17, 2019 · US
Method and apparatus for centrifugal blending system
US-9375691-B2 · Jun 28, 2016 · US
Device and method for depositing a powder mixture for forming an object with composition gradients
US-9010272-B2 · Apr 21, 2015 · US
Multifunctional module
US-8961882-B2 · Feb 24, 2015 · US