Separation/purification apparatus
US-10732153-B2 · Aug 4, 2020 · US
Fraction collectors
Fraction collectors · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N30/80 |
| Official title | Fraction collectors |
| Display label | Fraction collectors |
| Total patents | 207 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 8 |
| 2017 | 10 |
| 2018 | 13 |
| 2019 | 15 |
| 2020 | 11 |
| 2021 | 26 |
| 2022 | 40 |
| 2023 | 29 |
| 2024 | 25 |
| 2025 | 15 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gas-liquid separator and super-critical fluid device
US-10585076-B2 · Mar 10, 2020 · US
Preparative liquid chromatograph
US-2019391117-A1 · Dec 26, 2019 · US
Preparative separation chromatograph
US-10473633-B2 · Nov 12, 2019 · US
Preparative liquid chromatograph
US-2019302065-A1 · Oct 3, 2019 · US
Adsorption pump
US-10408715-B2 · Sep 10, 2019 · US
Fraction collector
US-10391424-B2 · Aug 27, 2019 · US
Method and Apparatus for Chromatograph Nano-Flow Fractionator
US-2019227040-A1 · Jul 25, 2019 · US
Gas-Liquid Separator for Collecting Chromatographic Fractions
US-2019184327-A1 · Jun 20, 2019 · US
Self cleaning gas-liquid separator for serial or parallel collection of liquid fractions
US-10279294-B2 · May 7, 2019 · US
Method and valve in continuous chromatography system
US-10261056-B2 · Apr 16, 2019 · US
ESD protected tubing for removing charge from lumen
US-10254257-B2 · Apr 9, 2019 · US
Preparative separation liquid chromatograph system and preparative separation condition searching method
US-10254254-B2 · Apr 9, 2019 · US
Liquid Fraction Collector for Liquid Chromatography System
US-2019064128-A1 · Feb 28, 2019 · US
Preparative separation chromatograph system
US-10184925-B2 · Jan 22, 2019 · US
Gas-spouting liquid-sample injector and injection container for the same
US-10184918-B2 · Jan 22, 2019 · US
Liquid flow rate measurement device
US-10175209-B2 · Jan 8, 2019 · US
Preparative separation chromatograph system
US-2018321200-A1 · Nov 8, 2018 · US
Preparative separation and purification device and preparative separation and purification method
US-2018238841-A1 · Aug 23, 2018 · US
Separation/purification apparatus
US-2018231510-A1 · Aug 16, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N30/80?
- CPC G01N30/80 is the Cooperative Patent Classification code for “Fraction collectors.”
- How many patents are filed under CPC G01N30/80 (Fraction collectors)?
- Our database includes 207 publications tagged with this CPC code.
- Is patent activity under CPC G01N30/80 growing?
- Publication counts under this code: 25 in 2024 vs 15 in 2025 (latest complete years).