B01D 2321/06
Use of osmotic pressure
Official title: Use of osmotic pressure, e.g. direct osmosis
B01D2321/06 (Use of osmotic pressure) appears on 20 US grants and 29 published applications in this corpus.
Search patents in B01D- Granted patents
- 20
- Published applications
- 29
- Assignees
- 18
- Inventors
- 55
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 5 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 4 |
| 2019 | 4 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Crystallization of salts from high pressure reverse osmosis concentrate16 Jun 2026US 12,655,040 B2Saltworks Technologies Inc.
- Systems and methods for treatment of elevated organic content streams26 May 2026US 12,636,620 B2Spinovo LLC
- Forward osmotic and water hammer method of membrane cleaning3 Dec 2024US 12,157,091 B2Membrane Recovery Ltd.
- Online cleaning system for micro-polluted nanofiltration membranes using forward osmosis and process of online cleaning system3 Oct 2023US 11,772,050 B2Shandong Jianzhu University
- Single-pass filtration systems and processes4 Apr 2023US 11,617,988 B2EMD Millipore Corporation
- A method for reducing accumulation of foulants on reverse osmosis membranes and a groundwater desalination system18 Jun 2026US 2026/0166487 A1C2 Water (Spv) Pty Ltd
- Forward osmotic and water hammer method of membrane cleaning30 Jan 2025US 2025/0032993 A1Membrane Recovery Ltd.
- Crystallization of salts from high pressure reverse osmosis concentrate2 Mar 2023US 2023/0065608 A1Saltworks Technologies Inc.
- Online cleaning system for micro-polluted nanofiltration membranes using forward osmosis and process of online cleaning system27 Oct 2022US 2022/0339584 A1Shandong Jianzhu University
- Systems and methods for treatment of elevated organic content streams13 Oct 2022US 2022/0323909 A1Spinovo LLC
Most cited
By later US patents
- Automatic flushing system for membrane separation machines such as reverse osmosis machines177US 3,992,301 ARaypak, Inc. · 1976
- Low energy reverse osmosis process27US 8,980,100 B2Aquatech International Corporation · 2015
- Direct osmosis cleaning14US 7,563,375 B2I. D.E. Technologies Ltd. · 2009
- Single-pass filtration systems and processes11US 10,207,225 B2EMD Millipore Corporation · 2019
- Single-pass filtration systems and processes5US 11,040,310 B2EMD Millipore Corporation · 2021