Methods for obtaining liquid from a solid phase
US-12582924-B2 · Mar 24, 2026 · US
Displacement mode
Displacement mode · 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 | B01D15/422 |
| Official title | {Displacement mode} |
| Display label | Displacement mode |
| Total patents | 33 |
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 | 2 |
| 2017 | 7 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of operating a liquid chromatography arrangement, a liquid chromatography arrangement, and a chromatography system
US-12582926-B2 · Mar 24, 2026 · US
Multi-dimensional ligand-assisted chromatography method for the purification of rare earth elements and other metal ions from waste magnets
US-12516400-B2 · Jan 6, 2026 · US
Process for preparing a copolymer polyol
US-12202938-B2 · Jan 21, 2025 · US
Integrated Continuous Manufacturing of Therapeutic Protein Drug Substances
US-2024417427-A1 · Dec 19, 2024 · US
Integrated continuous manufacturing of therapeutic protein drug substances
US-12110312-B2 · Oct 8, 2024 · US
Method of operating a liquid chromatography arrangement, a liquid chromatography arrangement, and a chromatography system
US-2023149833-A1 · May 18, 2023 · US
Multi-dimensional ligand-assisted chromatography method for the purification of rare earth elements and other metal ions from waste magnets
US-2023093246-A1 · Mar 23, 2023 · US
Multi-dimensional ligand-assisted chromatography method for the purification of complex ree and other metal ions form mixtures/minerals
US-2023062419-A1 · Mar 2, 2023 · US
Mass spectrometry analysis of mutant polypeptides in biological samples
US-11428696-B2 · Aug 30, 2022 · US
Process for preparing a copolymer polyol
US-2022089814-A1 · Mar 24, 2022 · US
Ligand assisted chromatography for metal ion separation
US-2021189519-A1 · Jun 24, 2021 · US
Mass spectrometry analysis of mutant polypeptides in biological samples
US-2021123924-A1 · Apr 29, 2021 · US
Methods for designing an efficient preparative chromatographic separation process
US-2020348274-A1 · Nov 5, 2020 · US
Integrated Continuous Manufacturing of Therapeutic Protein Drug Substances
US-2020317726-A1 · Oct 8, 2020 · US
Ligand Assisted Chromatography for Metal Ion Separation
US-2020308668-A1 · Oct 1, 2020 · US
Integrated continuous manufacturing of therapeutic protein drug substances
US-10711034-B2 · Jul 14, 2020 · US
Mass spectrometry analysis of mutant polypeptides in biological samples
US-10670606-B2 · Jun 2, 2020 · US
Ligand assisted chromatography for metal ion separation
US-10597751-B2 · Mar 24, 2020 · US
Mass Spectrometry Analysis of Mutant Polypeptides in Biological Samples
US-2019025322-A1 · Jan 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D15/422?
- CPC B01D15/422 is the Cooperative Patent Classification code for “Displacement mode.”
- How many patents are filed under CPC B01D15/422 (Displacement mode)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC B01D15/422 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).