Fine bubble generator
US-2022387946-A1 · Dec 8, 2022 · US
Mixers with a converging-diverging cross-section
Mixers with a converging-diverging cross-section · 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 | B01F25/4335 |
| Official title | {Mixers with a converging-diverging cross-section} |
| Display label | Mixers with a converging-diverging cross-section |
| Total patents | 82 |
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 | 6 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 9 |
| 2019 | 8 |
| 2020 | 13 |
| 2021 | 9 |
| 2022 | 7 |
| 2023 | 8 |
| 2024 | 7 |
| 2025 | 2 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Chemical injection and mixing device
US-2022234009-A1 · Jul 28, 2022 · US
Apparatus for manufacturing cosmetic using instantaneous emulsification
US-11357306-B2 · Jun 14, 2022 · US
Fine bubble generating apparatus, fine bubble generating method, and fine bubble-containing liquid
US-11331910-B2 · May 17, 2022 · US
High Efficiency Exhaust Gas Return System
US-2022136465-A1 · May 5, 2022 · US
Apparatus for manufacturing cosmetic
US-11278852-B2 · Mar 22, 2022 · US
Methods and systems for detecting biological components
US-11203787-B2 · Dec 21, 2021 · US
Methods and Systems for Detecting Biological Components
US-2021388446-A1 · Dec 16, 2021 · US
Washer liquid supply system
US-11020714-B2 · Jun 1, 2021 · US
System and method to synthesize a target molecule within a droplet
US-11001896-B2 · May 11, 2021 · US
Microbubble generator and laundry treating device
US-2021071338-A1 · Mar 11, 2021 · US
Cavitator of microbubble generator, microbubble generator and washing device
US-2021062386-A1 · Mar 4, 2021 · US
Apparatus for dispersing particles in a liquid
US-2021046434-A1 · Feb 18, 2021 · US
Washing machine
US-10900163-B2 · Jan 26, 2021 · US
Microbubble generator and laundry treating device
US-2021010179-A1 · Jan 14, 2021 · US
Apparatus for dispersing particles in a liquid
US-10857507-B2 · Dec 8, 2020 · US
Fuel cell stack inlet flow control
US-10847823-B2 · Nov 24, 2020 · US
Tubular reactor polymerization initiator injector device, tubular reactor for continuous polymerization of olefins, and a process for production of polymers and copolymers of ethylene
US-10829568-B2 · Nov 10, 2020 · US
Mixing segment, static mixer, dispensing assembly and method of mixing multi-component material
US-2020324255-A1 · Oct 15, 2020 · US
Fine bubble generating apparatus, fine bubble generating method, and fine bubble-containing liquid
US-2020276803-A1 · Sep 3, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F25/4335?
- CPC B01F25/4335 is the Cooperative Patent Classification code for “Mixers with a converging-diverging cross-section.”
- How many patents are filed under CPC B01F25/4335 (Mixers with a converging-diverging cross-section)?
- Our database includes 82 publications tagged with this CPC code.
- Is patent activity under CPC B01F25/4335 growing?
- Publication counts under this code: 7 in 2024 vs 2 in 2025 (latest complete years).