B01D 61/0021
Comprising multiple forward osmosis steps
Official title: {comprising multiple forward osmosis steps}
B01D61/0021 (Comprising multiple forward osmosis steps) appears on 75 US grants and 115 published applications in this corpus.
Search patents in B01D- Granted patents
- 75
- Published applications
- 115
- Assignees
- 67
- Inventors
- 250
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 5 | 5 |
| 2012 | 2 | 2 |
| 2013 | 0 | 4 |
| 2014 | 3 | 8 |
| 2015 | 1 | 4 |
| 2016 | 4 | 8 |
| 2017 | 2 | 8 |
| 2018 | 6 | 6 |
| 2019 | 7 | 5 |
| 2020 | 3 | 11 |
| 2021 | 8 | 15 |
| 2022 | 4 | 6 |
| 2023 | 8 | 3 |
| 2024 | 3 | 7 |
| 2025 | 8 | 6 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for converting osmotic energy into hydraulic energy and for desalination14 Jul 2026US 12,678,737 B2Centre National De La Recherche Scientifique
- Method of recovering lithium from a lithium source9 Dec 2025US 12,491,476 B2Schlumberger Technology Corporation
- Desalination brine concentration system and method2 Sep 2025US 12,404,197 B2Saudi Water Authority
- Stackable forward osmosis membrane vessel with side ports19 Aug 2025US 12,390,766 B2Trevi Systems Inc.
- Removing components of alcoholic solutions via forward osmosis and related systems19 Aug 2025US 12,390,767 B2Porifera, Inc.
- Energy-free and spontaneous reverse osmosis device6 Aug 2026US 2026/0225921 A1Xi'an Xishizun Electromechanical Technology Co., Ltd
- Removing components of alcoholic solutions via forward osmosis and related systems14 May 2026US 2026/0131285 A1Porifera, Inc.
- Method of recovering lithium from a lithium source2 Apr 2026US 2026/0091355 A1Schlumberger Technology Corporation
- Desalination brine concentration system and method22 Jan 2026US 2026/0022046 A1Saudi Water Authority
- Saline water treatment pre-treatment or treatment system4 Dec 2025US 2025/0367605 A1
Most cited
By later US patents
- Osmotic desalinization process79US 6,391,205 B12002
- Water purification pack79US 6,814,724 B2Prismedical Corporation · 2004
- Utility scale osmotic grid storage70US 8,795,525 B2Oasys Water, Inc. · 2014
- Water purification pack56US 6,719,745 B1Prismedical Corporation · 2004
- Combined membrane-distillation-forward-osmosis systems and methods of use53US 8,029,671 B2Board of Regents of the Nevada System of Higher Education, on behalf of the University of Nevada, Reno · 2011