B01D 2009/009
Separation of organic compounds by selective or extractive crystallisation with the aid
Official title: {Separation of organic compounds by selective or extractive crystallisation with the aid of auxiliary substances forming complex or molecular compounds, e.g. with ureum, thioureum or metal salts}
B01D2009/009 (Separation of organic compounds by selective or extractive crystallisation with the aid) appears on 16 US grants and 27 published applications in this corpus.
Search patents in B01D- Granted patents
- 16
- Published applications
- 27
- Assignees
- 27
- Inventors
- 75
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 1 | 3 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 7 |
| 2019 | 2 | 4 |
| 2020 | 5 | 5 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Recovery of aliphatic hydrocarbons24 Feb 2026US 12,559,686 B2Shell USA, Inc.
- Method of desulfurizing an oil composition17 Jun 2025US 12,331,252 B2Curve Energy Pte. Ltd.
- Integrated automated filtration for separation, washing and drying of peptide crystals18 Oct 2022US 11,472,835 B2Biocon Biologics India Limited
- Crystalline forms of posaconazole intermediate and process for the preparation of amorphous posaconazole23 Feb 2021US 10,927,102 B2Biocon Limited
- Precipitation method and synthesis method of 2,6-diamino-3,5-dinitropyrazine-1-oxide17 Nov 2020US 10,836,731 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Solvate and method of manufacturing solvate18 Dec 2025US 2025/0381500 A1FUJIFILM Corporation
- Methods for Separation of Enantiomers16 Jan 2025US 2025/0019367 A1Mirati Therapeutics, Inc.
- Method of Desulfurizing an Oil Composition14 Sep 2023US 2023/0287277 A1Curve Energy Pte. Ltd.
- Recovery of aliphatic hydrocarbons22 Dec 2022US 2022/0403264 A1Shell Oil Company
- Method for producing cellulose particles using porous membrane4 Feb 2021US 2021/0032415 A1Jnc Corporation
Most cited
By later US patents
- Regenerable draw solute for osmotically driven processes2US 10,549,237 B2Nanyang Technological University · 2020
- Crystal of reduced glutathione2US 10,640,532 B2Kyowa Hakko Bio Co., Ltd. · 2020
- Method for producing high-purity terephthalic acid1US 10,683,253 B2Mitsubishi Gas Chemical Company, Inc. · 2020
- Methods for enhancing production of aluminum hydroxide in an aluminum hydroxide production process1US 9,592,456 B2Ecolab USA Inc. · 2017
- Purification apparatus including continuous reactors and purification method using continuous reactors1US 9,937,480 B2Laminar, Inc. · 2018