Preparative liquid chromatograph and method for controlling the same
US-2025362280-A1 · Nov 27, 2025 · US
Process control, e.g. determination or optimization of process parameters; Programmable logic control [PLC] · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D15/102 |
| Official title | {Process control, e.g. determination or optimization of process parameters; Programmable logic control [PLC]} |
| Display label | Process control, e.g. determination or optimization of process parameters; Programmable logic control [PLC] |
| Total patents | 14 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 6 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025362280-A1 · Nov 27, 2025 · US
US-2025325921-A1 · Oct 23, 2025 · US
US-2025290904-A1 · Sep 18, 2025 · US
US-2025277180-A1 · Sep 4, 2025 · US
US-2025235800-A1 · Jul 24, 2025 · US
US-2025205616-A1 · Jun 26, 2025 · US
US-12019058-B2 · Jun 25, 2024 · US
US-2024198253-A1 · Jun 20, 2024 · US
US-2023083539-A1 · Mar 16, 2023 · US
US-2023028051-A1 · Jan 26, 2023 · US
US-11493489-B2 · Nov 8, 2022 · US
US-2021322895-A1 · Oct 21, 2021 · US
US-2021269672-A1 · Sep 2, 2021 · US
US-2021239662-A1 · Aug 5, 2021 · US