B01D 2311/2523
To feed side
Official title: to feed side
B01D2311/2523 (To feed side) appears on 167 US grants and 270 published applications in this corpus.
Search patents in B01D- Granted patents
- 167
- Published applications
- 270
- Assignees
- 181
- Inventors
- 570
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 5 |
| 2012 | 0 | 2 |
| 2013 | 2 | 2 |
| 2014 | 2 | 7 |
| 2015 | 2 | 6 |
| 2016 | 6 | 14 |
| 2017 | 3 | 12 |
| 2018 | 8 | 28 |
| 2019 | 14 | 22 |
| 2020 | 14 | 41 |
| 2021 | 24 | 25 |
| 2022 | 19 | 29 |
| 2023 | 22 | 18 |
| 2024 | 21 | 24 |
| 2025 | 17 | 18 |
| 2026 | 12 | 16 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for liquid treatment by forward osmosis1 Sep 2026US 12,722,119 B2Waterwhelm Ltd
- Method for purifying liquid and system for the implementation thereof11 Aug 2026US 12,702,952 B2Electrophor, Inc.
- Systems and methods for compact, decentralized desalination of feedwater for point-of-use applications16 Jun 2026US 12,654,134 B2Massachusetts Institute of Technology
- Systems and methods for treatment of elevated organic content streams26 May 2026US 12,636,620 B2Spinovo LLC
- Methods and systems for concentrating acetic acid solutions with a multi-tier, ultrahigh pressure reverse osmosis26 May 2026US 12,637,404 B2Porifera, Inc.
- Method of regenerating organic solvent, organic solvent regenerator, and substrate processing system27 Aug 2026US 2026/0249246 A1SCREEN Holdings Co., Ltd.
- Organic solvent regenerator, substrate processing system, and method of regenerating organic solvent27 Aug 2026US 2026/0250222 A1SCREEN Holdings Co., Ltd.
- Energy Efficient Reverse Osmosis Filtration16 Jul 2026US 2026/0199837 A1Dd Filter Solutions, Inc.
- Circle-sequence reverse osmosis deionization apparatus18 Jun 2026US 2026/0167528 A1SK ecoplant Co., Ltd.
- Systems and methods for processing black liquor solutions18 Jun 2026US 2026/0168171 A1
Most cited
By later US patents
- Fluid purification system45US 8,501,009 B2Home Dialysis Plus, Ltd. · 2013
- Fluid purification system28US 8,524,086 B2Home Dialysis Plus, Ltd. · 2013
- Advancements in osmotically driven membrane systems including low pressure control18US 9,861,937 B2Porifera, Inc. · 2018
- Concentrating aqueous solutions via hybridizing electrodialysis and other desalination techniques16US 10,626,037 B2Massachusetts Institute of Technology · 2020
- Fluid purification system12US 9,138,687 B2Oregon State University · 2015