Variable-volume chemostat and applications thereof
US-2024182843-A1 · Jun 6, 2024 · US
of volume or liquid level
of volume or liquid level · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C12M41/44 |
| Official title | {of volume or liquid level} |
| Display label | of volume or liquid level |
| Total patents | 382 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 18 |
| 2017 | 28 |
| 2018 | 21 |
| 2019 | 31 |
| 2020 | 31 |
| 2021 | 42 |
| 2022 | 52 |
| 2023 | 48 |
| 2024 | 37 |
| 2025 | 43 |
| 2026 | 21 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Buffer management and identification in bioprocessing system
US-11899028-B2 · Feb 13, 2024 · US
Fluid circulation systems incorporating fluid leveling devices
US-10160944-B2 · Dec 25, 2018 · US
Liquid delivery device and cell culture device using the same
US-2018362915-A1 · Dec 20, 2018 · US
Method for treating at least one biological sample containing a target microorganism
US-2017370812-A1 · Dec 28, 2017 · US
Cell culture method and cell culture device
US-2017369830-A1 · Dec 28, 2017 · US
Cell processing system and method with post-separation cell count control
US-2017342366-A1 · Nov 30, 2017 · US
Configurable Methods and Systems of Growing and Harvesting Cells in a Hollow Fiber Bioreactor System
US-2017335270-A1 · Nov 23, 2017 · US
Method for treating at least one biological sample containing a target microorganism
US-9784654-B2 · Oct 10, 2017 · US
Customizable Methods and Systems of Growing and Harvesting Cells in a Hollow Fiber Bioreactor System
US-2017267966-A1 · Sep 21, 2017 · US
Temperature stabilized culture incubator
US-2017260492-A1 · Sep 14, 2017 · US
Liquid delivery method for cell culture system, and cell culture system
US-2017253847-A1 · Sep 7, 2017 · US
Device and Method for High Throughput Bacterial Isolation
US-2017247652-A1 · Aug 31, 2017 · US
Cell culture system and cell culture vessel
US-2017226465-A1 · Aug 10, 2017 · US
Configurable methods and systems of growing and harvesting cells in a hollow fiber bioreactor system
US-9725689-B2 · Aug 8, 2017 · US
Systems and methods for the separation of cells from microcarriers using a spinning membrane
US-2017218330-A1 · Aug 3, 2017 · US
Cell culture method
US-9714408-B2 · Jul 25, 2017 · US
Container, transport device, use and method
US-9695391-B2 · Jul 4, 2017 · US
Customizable methods and systems of growing and harvesting cells in a hollow fiber bioreactor system
US-9677042-B2 · Jun 13, 2017 · US
Methods and systems of growing and harvesting cells in a hollow fiber bioreactor system with control conditions
US-9670451-B2 · Jun 6, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C12M41/44?
- CPC C12M41/44 is the Cooperative Patent Classification code for “of volume or liquid level.”
- How many patents are filed under CPC C12M41/44 (of volume or liquid level)?
- Our database includes 382 publications tagged with this CPC code.
- Is patent activity under CPC C12M41/44 growing?
- Publication counts under this code: 37 in 2024 vs 43 in 2025 (latest complete years).