B01D 2323/21838
Imides
B01D2323/21838 (Imides) appears on 4 US grants and 6 published applications in this corpus.
Search patents in B01D- Granted patents
- 4
- Published applications
- 6
- Assignees
- 7
- Inventors
- 18
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Lithium extraction composite for recovery of lithium from brines, and process of using said composition20 Jan 2026US 12,528,056 B2All American Lithium LLC
- Method for creating a porous film through aqueous phase separation12 Nov 2024US 12,139,587 B2NX Filtration B.V.
- Lithium extraction composite for recovery of lithium from brines, and process of using said composition22 Feb 2022US 11,253,820 B2All American Lithium LLC
- High permeate flux reverse osmosis membrane including carbodiimide compound and method of manufacturing the same8 Dec 2015US 9,205,384 B2LG Chem.Ltd.
- Filtration apparatus comprising polymer modified graphene oxide membranes18 Jun 2026US 2026/0166496 A1
- Bipolar Membranes8 May 2025US 2025/0144569 A1FUJIFILM Corporation
- Lithium extraction composite for recovery of lithium from brines, and process of using said composition5 May 2022US 2022/0134291 A1All American Lithium LLC
- Method for creating a porous film through aqueous phase separation6 Jan 2022US 2022/0002508 A1Universiteit Twente
- Lithium extraction composite for recovery of lithium from brines, and process of using said composition12 Sep 2019US 2019/0275473 A1All American Lithium LLC
Most cited
By later US patents