Stirring Method And Stirring Device
US-2025388847-A1 · Dec 25, 2025 · US
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Opacity, turbidity or light transmission measure; Nephelometry
Opacity, turbidity or light transmission measure; Nephelometry · 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 | C12M1/3453 |
| Official title | {Opacity, turbidity or light transmission measure; Nephelometry} |
| Display label | Opacity, turbidity or light transmission measure; Nephelometry |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cell culturing structure including growth medium and non-growth medium
US-12098415-B2 · Sep 24, 2024 · US
Buffer formulation method and system
US-11965152-B2 · Apr 23, 2024 · US
Cell culturing structure including growth medium and non-growth medium
US-2023392178-A1 · Dec 7, 2023 · US
Cell culturing structure including growth medium and non-growth medium
US-11781166-B2 · Oct 10, 2023 · US
Cell culturing structure including growth medium and non-growth medium
US-2022220528-A1 · Jul 14, 2022 · US
Cell culturing structure including growth medium and non-growth medium
US-11371071-B2 · Jun 28, 2022 · US
Cell culturing structure including growth medium and non-growth medium
US-11332772-B2 · May 17, 2022 · US
Optical density system and related method thereof
US-10907122-B2 · Feb 2, 2021 · US
Culture container and cell culturing method and cell observation method using culture container
US-10793818-B2 · Oct 6, 2020 · US
Buffer Formulation Method and System
US-2020255792-A1 · Aug 13, 2020 · US
Cell culturing structure including growth medium and non-growth medium
US-2020071739-A1 · Mar 5, 2020 · US
Cell culturing structure including growth medium and non-growth medium
US-2019048390-A1 · Feb 14, 2019 · US
Culture Container and Cell Culturing Method and Cell Observation Method Using Culture Container
US-2018201892-A1 · Jul 19, 2018 · US
Optical Density System and Related Method thereof
US-2018105779-A1 · Apr 19, 2018 · US