Positioning Device For Bioprinting
US-2026021487-A1 · Jan 22, 2026 · US
Apparatus for withdrawing or distributing predetermined quantities of fluid
Apparatus for withdrawing or distributing predetermined quantities of fluid · 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 | B01L3/0289 |
| Official title | {Apparatus for withdrawing or distributing predetermined quantities of fluid} |
| Display label | Apparatus for withdrawing or distributing predetermined quantities of fluid |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 2 |
| 2017 | 9 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 8 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method for taking a sample from a fluid-conducting system
US-12220516-B2 · Feb 11, 2025 · US
Metering head and metering system for receiving and metering at least two media
US-2024302401-A1 · Sep 12, 2024 · US
Automatic analysis device
US-11971426-B2 · Apr 30, 2024 · US
Non-contact dispensers and related systems and methods
US-2024003929-A1 · Jan 4, 2024 · US
Rotary evaporator capable of accurately quantifying distillate
US-11801452-B2 · Oct 31, 2023 · US
Microparticle filling method and microparticle filling device
US-2023288301-A1 · Sep 14, 2023 · US
Liquid transfer device and method, biochemical substance reaction device, and biochemical substance analysis device and method
US-2022397585-A1 · Dec 15, 2022 · US
Systems and methods for multi-target deposition and assays
US-2022355289-A1 · Nov 10, 2022 · US
Sample Injection Probe Washing
US-2022349912-A1 · Nov 3, 2022 · US
Immunological test method and concentration jig
US-2022196643-A1 · Jun 23, 2022 · US
Reaction processor, reaction processing vessel, and reaction processing method
US-11351552-B2 · Jun 7, 2022 · US
Pipette tip for an automated pipetting device and production method thereof
US-11298695-B2 · Apr 12, 2022 · US
Pipette tip for an automated pipetting device
US-11291988-B2 · Apr 5, 2022 · US
Rotary evaporator capable of accurately quantifying distillate
US-2022040593-A1 · Feb 10, 2022 · US
Rotary evaporator capable of accurately quantifying concentrated liquid and/or distillate
US-11185791-B2 · Nov 30, 2021 · US
Compound dispensing
US-2021060542-A1 · Mar 4, 2021 · US
Fluid ejection devices with ionizers coupled to ejection head interfaces
US-2020353457-A1 · Nov 12, 2020 · US
Rotary evaporator capable of accurately quantifying concentrated liquid and/or distillate
US-2020346132-A1 · Nov 5, 2020 · US
Automatic Analysis Device
US-2020278366-A1 · Sep 3, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01L3/0289?
- CPC B01L3/0289 is the Cooperative Patent Classification code for “Apparatus for withdrawing or distributing predetermined quantities of fluid.”
- How many patents are filed under CPC B01L3/0289 (Apparatus for withdrawing or distributing predetermined quantities of fluid)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC B01L3/0289 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).