Technologies for reducing the viscosity of crude oil
US-12516257-B2 · Jan 6, 2026 · US
Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations
Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations · 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 | B01F31/80 |
| Official title | Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations |
| Display label | Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations |
| Total patents | 59 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 8 |
| 2024 | 3 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compositions and methods for parallel processing of electrode film mixtures
US-2025336974-A1 · Oct 30, 2025 · US
Compositions and methods for parallel processing of electrode film mixtures
US-12374692-B2 · Jul 29, 2025 · US
Acoustic microfluidics enabled portable pcr
US-2025229269-A1 · Jul 17, 2025 · US
Method and device for sonicating a biological sample
US-12350633-B2 · Jul 8, 2025 · US
Masterbatch production system and method
US-2025101189-A1 · Mar 27, 2025 · US
Platinum-carbon catalyst and preparation process and use thereof and hydrogen fuel cell
US-2025015312-A1 · Jan 9, 2025 · US
Emulsion-type dehumidifying composition for removing moisture and method for producing the same
US-2024335789-A1 · Oct 10, 2024 · US
Method of producing polymerizable composition and method of producing photochromic article
US-2024124633-A1 · Apr 18, 2024 · US
Systems and methods for preventing and removing chemical deposits in a fluid heating device
US-2024110725-A1 · Apr 4, 2024 · US
Technologies for reducing the viscosity of crude oil
US-2023348802-A1 · Nov 2, 2023 · US
Systems and methods for preventing and removing chemical deposits in a fluid heating device
US-11732927-B2 · Aug 22, 2023 · US
Method and device for sonicating a biological sample
US-2023249144-A1 · Aug 10, 2023 · US
Compositions and methods for parallel processing of electrode film mixtures
US-2023216057-A1 · Jul 6, 2023 · US
Method and device for sonicating a biological sample
US-11666873-B2 · Jun 6, 2023 · US
Technologies for reducing the viscosity of crude oil
US-2023125497-A1 · Apr 27, 2023 · US
Compositions and methods for parallel processing of electrode film mixtures
US-11637289-B2 · Apr 25, 2023 · US
Disaggregation, stabilization and surface engineering of nanodiamonds for surface attachments
US-2023001364-A1 · Jan 5, 2023 · US
Acoustic wave driven mixing for suppression of dendrite formation and ion depletion in batteries
US-2022278378-A1 · Sep 1, 2022 · US
Metal organic frameworks and methods of preparation thereof
US-2022033425-A1 · Feb 3, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F31/80?
- CPC B01F31/80 is the Cooperative Patent Classification code for “Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations.”
- How many patents are filed under CPC B01F31/80 (Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC B01F31/80 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).