B01D 2311/2521
To permeate side
Official title: to permeate side
B01D2311/2521 (To permeate side) appears on 27 US grants and 35 published applications in this corpus.
Search patents in B01D- Granted patents
- 27
- Published applications
- 35
- Assignees
- 24
- Inventors
- 54
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 0 | 2 |
| 2017 | 2 | 3 |
| 2018 | 1 | 2 |
| 2019 | 5 | 3 |
| 2020 | 1 | 4 |
| 2021 | 1 | 0 |
| 2022 | 2 | 7 |
| 2023 | 3 | 3 |
| 2024 | 5 | 2 |
| 2025 | 4 | 1 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Apparatus and methods for solution processing9 Dec 2025US 12,491,473 B2Solution Dynamics, LLC
- Removing components of alcoholic solutions via forward osmosis and related systems19 Aug 2025US 12,390,767 B2Porifera, Inc.
- Variable, self-regulating permeate recycling in organophilic nanofiltration13 May 2025US 12,296,301 B2Evonik Oxeno GmbH
- Membrane gas separator with a built-in valve and the method of its opening and closing22 Apr 2025US 12,280,336 B2Ekom Spol. S R.O
- Cross current staged reverse osmosis20 Aug 2024US 12,065,370 B2Battelle Memorial Institute
- Removing components of alcoholic solutions via forward osmosis and related systems14 May 2026US 2026/0131285 A1Porifera, Inc.
- Apparatus and methods for solution processing20 Feb 2025US 2025/0058276 A1Solution Dynamics, LLC
- Reverse Osmosis Systems and Methods31 Oct 2024US 2024/0359138 A1B. G. Negev Technologies and Applications Ltd.
- Forward osmosis process to increase the concentration of a dilute metal salt solution and related processes13 Jun 2024US 2024/0194918 A1University of Kansas
- A membrane gas separator with a built-in valve and the method of its opening and closing7 Sep 2023US 2023/0277983 A1Ekom Spol. S R.O
Most cited
By later US patents
- Apparatus and methods for solution processing using reverse osmosis31US 8,216,473 B2Solution Dynamics, LLC · 2012
- Method for purifying liquids26US 9,206,060 B12015
- Apparatus and methods for solution processing using reverse osmosis24US 8,840,792 B2Solution Dynamics, LLC · 2014
- Advancements in osmotically driven membrane systems including low pressure control18US 9,861,937 B2Porifera, Inc. · 2018
- Apparatus and methods for solution processing12US 11,298,658 B2Solution Dyanmics, LLC · 2022