Microfluidic active mixing nozzle for three-dimensional printing of viscoelastic inks
US-10071350-B2 · Sep 11, 2018 · US
Operations & Transport
Operations & Transport · 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 | B01F3/1221 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 169 |
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 | 13 |
| 2016 | 12 |
| 2017 | 33 |
| 2018 | 25 |
| 2019 | 23 |
| 2020 | 31 |
| 2021 | 26 |
| 2022 | 5 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing fiber reinforced cementitious slurry using a multi-stage continuous mixer
US-2018036693-A1 · Feb 8, 2018 · US
Storage and mixing device for producing a bone cement
US-2017354942-A1 · Dec 14, 2017 · US
Storage and mixing device for bone cement with a pressure pump
US-2017354939-A1 · Dec 14, 2017 · US
Continuous extruding kneader for producing mixture for electrode active material layer, and method for producing mixture for electrode active material layer, electrode laminate, and all-solid-state battery using it
US-2017348652-A1 · Dec 7, 2017 · US
Apparatus for mixing and pumping
US-9833756-B2 · Dec 5, 2017 · US
Dispersing device and a method for dispersing
US-2017333854-A1 · Nov 23, 2017 · US
Aggregate attrition systems, methods, and apparatus
US-2017333851-A1 · Nov 23, 2017 · US
Continuous ready mix joint treatment and texture product production
US-2017326510-A1 · Nov 16, 2017 · US
Method of producing paste for production of negative electrode, method of producing negative electrode for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery
US-2017331110-A1 · Nov 16, 2017 · US
Batch mixing process for ethylcellulose polymer dispersions
US-2017306105-A1 · Oct 26, 2017 · US
Systems and methods of continuously producing encapsulated liquid water
US-2017296991-A1 · Oct 19, 2017 · US
Device for mixing and storing polymethyl methacrylate bone cement with pressure pump and ampoule breaker
US-2017291153-A1 · Oct 12, 2017 · US
Apparatus for making battery slurry
US-2017282134-A1 · Oct 5, 2017 · US
Automatic flow control in mixing fracturing gel
US-9771512-B2 · Sep 26, 2017 · US
Double-cone pumping device
US-9744504-B2 · Aug 29, 2017 · US
Systems and methods of continuously producing encapsulated liquid water
US-9724663-B2 · Aug 8, 2017 · US
Methods of mixing impeller sensing
US-2017216798-A1 · Aug 3, 2017 · US
Mixing methods
US-2017216801-A1 · Aug 3, 2017 · US
Apparatus and method for preserving mucosa
US-2017202209-A9 · Jul 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F3/1221?
- CPC B01F3/1221 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F3/1221 (Operations & Transport)?
- Our database includes 169 publications tagged with this CPC code.
- Is patent activity under CPC B01F3/1221 growing?
- Publication counts under this code: 5 in 2022 vs 1 in 2023 (latest complete years).