B01D 65/02
Membrane cleaning or sterilisation
Official title: Membrane cleaning or sterilisation {; Membrane regeneration}
B01D65/02 (Membrane cleaning or sterilisation) appears on 1,385 US grants and 1,686 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,385
- Published applications
- 1,686
- Assignees
- 879
- Inventors
- 3,548
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 9 | 0 |
| 1980 | 10 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 12 | 0 |
| 1988 | 16 | 0 |
| 1989 | 12 | 0 |
| 1990 | 13 | 0 |
| 1991 | 27 | 0 |
| 1992 | 14 | 0 |
| 1993 | 20 | 0 |
| 1994 | 13 | 0 |
| 1995 | 9 | 0 |
| 1996 | 17 | 0 |
| 1997 | 31 | 0 |
| 1998 | 19 | 0 |
| 1999 | 31 | 0 |
| 2000 | 33 | 0 |
| 2001 | 33 | 8 |
| 2002 | 25 | 36 |
| 2003 | 20 | 34 |
| 2004 | 19 | 57 |
| 2005 | 28 | 53 |
| 2006 | 30 | 44 |
| 2007 | 15 | 53 |
| 2008 | 18 | 54 |
| 2009 | 23 | 57 |
| 2010 | 14 | 62 |
| 2011 | 25 | 59 |
| 2012 | 26 | 53 |
| 2013 | 33 | 74 |
| 2014 | 45 | 79 |
| 2015 | 47 | 104 |
| 2016 | 52 | 80 |
| 2017 | 53 | 108 |
| 2018 | 64 | 88 |
| 2019 | 81 | 70 |
| 2020 | 58 | 111 |
| 2021 | 58 | 82 |
| 2022 | 69 | 74 |
| 2023 | 68 | 70 |
| 2024 | 58 | 75 |
| 2025 | 52 | 58 |
| 2026 | 42 | 43 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of preparing reverse osmosis membrane with charged hydrogel and polyamide double network8 Sep 2026US 12,728,388 B2
- Rain water collection, filtration, and life boat system25 Aug 2026US 12,715,792 B2Intergalactic Services 24/7, LLC
- Method for operating separation membrane module, computer-readable recording medium having program recorded thereon, and water production system18 Aug 2026US 12,708,878 B2Toray Industries, Inc.
- Method for purifying liquid and system for the implementation thereof11 Aug 2026US 12,702,952 B2Electrophor, Inc.
- System and methods for scalable melanin purification11 Aug 2026US 12,703,705 B1The United States of America as represented by the Secretary of the Army
- Modular multi-filter systems and methods of use1 Oct 2026US 2026/0295538 A1Pentair Water Pool and Spa, Inc.
- In line cleaning in place process for alternating tangential flow filter1 Oct 2026US 2026/0295539 A1Enzene Biosciences Limited
- Ultra-low power membrane-assisted lithium extraction system with passive foulant removal24 Sep 2026US 2026/0284598 A1Lyten, Inc.
- Cleaning method of membrane housing, membrane housing cleaned by the cleaning method, and ultrapure water manufacturing apparatus including the membrane housing17 Sep 2026US 2026/0273471 A1Organo Corporation
- Bioreactor with membrane filtration and methods for treating wastewater10 Sep 2026US 2026/0265098 A1Bl Technologies, Inc.
Most cited
By later US patents
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Hemodialysis machine with automatic priming by induced pressure pulses251US 5,863,421 AAksys, Ltd. · 1999
- Electrolyte and pH monitoring for fluid removal processes251US 9,192,707 B2Medtronic, Inc. · 2015
- Method of rinsing back blood to hemodialysis patient243US 5,690,831 AAksys, Ltd. · 1997
- Method and apparatus for separation of matter from suspension229US 5,194,145 A1993