Device and method for metering fluid
US-2026014535-A1 · Jan 15, 2026 · US
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using measuring chambers, e.g. volumetric pumps, for feeding the substances
using measuring chambers, e.g. volumetric pumps, for feeding the substances · 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 | B01F35/882 |
| Official title | {using measuring chambers, e.g. volumetric pumps, for feeding the substances} |
| Display label | using measuring chambers, e.g. volumetric pumps, for feeding the substances |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 4 |
| 2023 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Metering device for micro-tablets
US-12285390-B2 · Apr 29, 2025 · US
Liquid Mixer, Electrolyte Analysis Device, and Liquid Mixing Method
US-2023390716-A1 · Dec 7, 2023 · US
Metering device for micro-tablets
US-2023372204-A1 · Nov 23, 2023 · US
Dosing method and associated facility
US-11786875-B2 · Oct 17, 2023 · US
Process for preparing an oil-in-water mixture and apparatus for preparing an oil-in-water mixture
US-11097230-B2 · Aug 24, 2021 · US
System for automatic sampling, sample digestion, and joining a plurality of sample introduction systems
US-11062893-B2 · Jul 13, 2021 · US
Diluting, Mixing and/or Aliquoting Two Fluids in a Microfluidic System
US-2021170349-A1 · Jun 10, 2021 · US
Dosing method and associated facility
US-2021121841-A1 · Apr 29, 2021 · US
Process for preparing an oil-in-water mixture and apparatus for preparing an oil-in-water mixture
US-2020147562-A1 · May 14, 2020 · US
Accessory with sensors for determining an operating state, particularly measuring cup or cover part for a kitchen appliance
US-10591339-B2 · Mar 17, 2020 · US
System for automatic sampling, sample digestion, and joining a plurality of sample introduction systems
US-2019214242-A1 · Jul 11, 2019 · US
Accessory with sensors for determining an operating state, particularly measuring cup or cover part for a kitchen appliance
US-2019003869-A1 · Jan 3, 2019 · US
Liquid mixing system for semiconductor fabrication
US-10155208-B2 · Dec 18, 2018 · US
Liquid mixing system for semiconductor fabrication
US-2016089646-A1 · Mar 31, 2016 · US
Fluid Mixing System For Pumping Devices And Methods For Use With Medical Fluids
US-2015129064-A1 · May 14, 2015 · US
Pumping devices, systems including multiple pistons and methods for use with medical fluids
US-8944780-B2 · Feb 3, 2015 · US