Method for analysing hydrocarbons
US-12163935-B2 · Dec 10, 2024 · US
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Acoustical detectors {(measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves G01H)}
Acoustical detectors {(measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves G01H)} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N30/76 |
| Official title | Acoustical detectors {(measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves G01H)} |
| Display label | Acoustical detectors {(measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves G01H)} |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and systems for opioid detection
US-2023349869-A1 · Nov 2, 2023 · US
Methods and systems for opioid detection
US-11733217-B1 · Aug 22, 2023 · US
Expanded bed affinity selection
US-11474085-B2 · Oct 18, 2022 · US
Preparative liquid chromatograph and analysis method
US-2022299485-A1 · Sep 22, 2022 · US
Techniques for monitoring chromatographic fluid flows
US-11085905-B2 · Aug 10, 2021 · US
Use of an acoustic wave in a chromatography system
US-10935527-B2 · Mar 2, 2021 · US
Method for analysing hydrocarbons
US-2020400626-A1 · Dec 24, 2020 · US
Techniques for monitoring chromatographic fluid flows
US-2019376937-A1 · Dec 12, 2019 · US
Separation devices and sensors including two dimensional materials that change properties when exposed to components separated from a sample
US-10481135-B1 · Nov 19, 2019 · US
Use of an acoustic wave in a chromatography system
US-2019271671-A1 · Sep 5, 2019 · US
Expanded Bed Affinity Selection
US-2019011407-A9 · Jan 10, 2019 · US
Analytical system and method for detecting volatile organic compounds in water
US-10161920-B2 · Dec 25, 2018 · US
Expanded Bed Affinity Selection
US-2018275106-A1 · Sep 27, 2018 · US
Apparatus and method for microparticle separation based on microfluidic chromatography using surface acoustic wave
US-10082455-B2 · Sep 25, 2018 · US
Gravimetric gas sensor having a lowered detection limit
US-9927401-B2 · Mar 27, 2018 · US
Analytical system and method for detecting volatile organic compounds in water
US-2018003682-A1 · Jan 4, 2018 · US
Analytical system and method for detecting volatile organic compounds in water
US-9766215-B2 · Sep 19, 2017 · US
Gravimetric gas sensor having a lowered detection limit
US-2016327518-A1 · Nov 10, 2016 · US
Apparatus and method for microparticle separation based on microfluidic chromatography using surface acoustic wave
US-2015330887-A1 · Nov 19, 2015 · US