B01D 61/0023
Accessories
Official title: {Accessories; Auxiliary operations}
B01D61/0023 (Accessories) appears on 41 US grants and 71 published applications in this corpus.
Search patents in B01D- Granted patents
- 41
- Published applications
- 71
- Assignees
- 51
- Inventors
- 158
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 4 |
| 2015 | 1 | 3 |
| 2016 | 2 | 5 |
| 2017 | 0 | 8 |
| 2018 | 2 | 5 |
| 2019 | 7 | 3 |
| 2020 | 2 | 5 |
| 2021 | 4 | 8 |
| 2022 | 4 | 6 |
| 2023 | 3 | 6 |
| 2024 | 2 | 7 |
| 2025 | 5 | 2 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for reverse osmosis and for pressure retarded osmosis8 Sep 2026US 12,728,391 B2Danfoss A/S
- Apparatus and method for liquid treatment by forward osmosis1 Sep 2026US 12,722,119 B2Waterwhelm Ltd
- Evaluating the integrity of a forward osmosis membrane using transmembrane pressure2 Jun 2026US 12,643,073 B2Gambro Lundia AB
- Forward osmosis filtration cell, and methods of filtering water with a forward osmosis filtration cell7 Apr 2026US 12,594,526 B2University of Vermont and State Agricultural College
- Raw material liquid concentration system23 Sep 2025US 12,420,233 B2Asahi Kasei Kabushiki Kaisha
- Energy-free and spontaneous reverse osmosis device6 Aug 2026US 2026/0225921 A1Xi'an Xishizun Electromechanical Technology Co., Ltd
- Hybrid process and system for recovering water9 Jul 2026US 2026/0192255 A1Sunvapor, Inc.
- Minimal liquid discharge desalination systems using integrated membrane processes25 Jun 2026US 2026/0175175 A1
- Integration of membrane distillation (md) and pressure retarded osmosis (pro) to treat produced water11 Dec 2025US 2025/0376397 A1Saudi Arabian Oil Company
- Method and Apparatus for Processing Breast Milk22 May 2025US 2025/0160354 A1Mother's Milk is Best, Inc.
Most cited
By later US patents
- Membrane pouch15US 4,920,105 ARensselaer Polytechnic Insitute · 1990
- Method for combining desalination and osmotic power with carbon dioxide capture12US 8,551,221 B22013
- Hybrid desalination system11US 10,207,935 B2Qatar Foundation for Education, Science and Community Development · 2019
- Cooling apparatus10US 7,823,396 B2Surrey Aquatechnology Limited · 2010
- High water recovery hybrid membrane system for desalination and brine concentration8US 10,940,439 B1Kuwait Institute for Scientific Research · 2021