B01D 2321/2083
By reversing the flow
B01D2321/2083 (By reversing the flow) appears on 120 US grants and 91 published applications in this corpus.
Search patents in B01D- Granted patents
- 120
- Published applications
- 91
- Assignees
- 76
- Inventors
- 210
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 6 |
| 2003 | 4 | 3 |
| 2004 | 4 | 7 |
| 2005 | 5 | 4 |
| 2006 | 3 | 6 |
| 2007 | 4 | 4 |
| 2008 | 3 | 4 |
| 2009 | 1 | 5 |
| 2010 | 2 | 2 |
| 2011 | 2 | 4 |
| 2012 | 2 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 2 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 5 | 9 |
| 2019 | 2 | 2 |
| 2020 | 0 | 3 |
| 2021 | 2 | 2 |
| 2022 | 6 | 7 |
| 2023 | 1 | 3 |
| 2024 | 3 | 4 |
| 2025 | 7 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reverse osmosis methods14 Jul 2026US 12,678,739 B1Ozono Polaris, S.A. de C.V.
- Reverse osmosis systems18 Nov 2025US 12,472,467 B1Ozono Polaris, S.A. de C.V.
- Optimising dialyser performance7 Oct 2025US 12,433,980 B2Quanta Dialysis Technologies Limited
- Filter structure having function of selectively collecting water through opposite ends thereof and filtering method using same23 Sep 2025US 12,420,237 B2Toray Advanced Materials Korea Inc.
- Filtration system for cell removal systems and methods of using the same29 Jul 2025US 12,370,497 B2EMD Millipore Corporation
- Method for purifying a composition comprising hydrogen peroxide20 Nov 2025US 2025/0352950 A1Arkema France
- System for reverse osmosis6 Nov 2025US 2025/0339820 A1
- Forward osmotic and water hammer method of membrane cleaning30 Jan 2025US 2025/0032993 A1Membrane Recovery Ltd.
- System and method to efficiently clean a dialysis filter24 Oct 2024US 2024/0350714 A1Baxter International Inc.
- Flow reversal of internal circulation membrane separation systems29 Aug 2024US 2024/0286084 A1
Most cited
By later US patents
- Hemofiltration and plasmafiltration devices and methods214US 5,536,412 AHemocleanse, Inc. · 1996
- Device and method for extracorporeal blood treatment185US 5,277,820 AHemocleanse, Inc. · 1994
- System and method for processing biological fluid150US 5,217,627 APall Corporation · 1993
- Method and apparatus for directly sampling a fluid for microfiltration146US 6,398,956 B1Bio/Data Corporation · 2002
- Fluid filtration system133US 6,544,424 B1Refined Technology Company · 2003