B01D 2325/48
Antimicrobial properties
B01D2325/48 (Antimicrobial properties) appears on 188 US grants and 289 published applications in this corpus.
Search patents in B01D- Granted patents
- 188
- Published applications
- 289
- Assignees
- 196
- Inventors
- 718
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 4 |
| 2003 | 6 | 6 |
| 2004 | 0 | 2 |
| 2005 | 3 | 1 |
| 2006 | 0 | 4 |
| 2007 | 3 | 1 |
| 2008 | 0 | 7 |
| 2009 | 3 | 9 |
| 2010 | 3 | 17 |
| 2011 | 11 | 20 |
| 2012 | 4 | 17 |
| 2013 | 9 | 23 |
| 2014 | 11 | 17 |
| 2015 | 10 | 10 |
| 2016 | 10 | 13 |
| 2017 | 5 | 10 |
| 2018 | 6 | 8 |
| 2019 | 10 | 18 |
| 2020 | 12 | 16 |
| 2021 | 7 | 22 |
| 2022 | 16 | 16 |
| 2023 | 4 | 15 |
| 2024 | 13 | 16 |
| 2025 | 11 | 11 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of preparing reverse osmosis membrane with charged hydrogel and polyamide double network8 Sep 2026US 12,728,388 B2
- Passivated silver nanoparticle coatings and methods of making the same21 Jul 2026US 12,686,050 B2Arizona Board of Regents on behalf of Arizona State University
- Filtration devices and methods thereof28 Oct 2025US 12,453,934 B2Ojai Energetics PBC
- Thin wall polyether block amide membrane tubing and module22 Jul 2025US 12,364,951 B2Ffi Ionix IP, Inc.
- Semipermeable membrane for water treatment, preparing method for the same, and polluted water treatment system including the same24 Jun 2025US 12,337,285 B2Research & Business Foundation Sungkyunkwan University
- Process of manufacturing a device and device for the treatment of fluids23 Jul 2026US 2026/0208125 A1Medica Corporation
- Method for producing air filter medium, air filter medium, filter pack, and air filter unit2 Jul 2026US 2026/0183689 A1Daikin Industries, Ltd.
- Anion Exchange Separation Article, Methods of Making, and Methods of Using14 May 2026US 2026/0131289 A1Solventum Intellectual Properties Company
- Filtration devices and methods thereof29 Jan 2026US 2026/0027499 A1Ojai Energetics PBC
- Water treatment method15 Jan 2026US 2026/0014526 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Personal water filter bottle system161US 6,569,329 B1Innova Pure Water Inc. · 2003
- Implant device having biocompatiable membrane coating137US 5,840,083 AF.B. Rice & Co. · 1998
- Continuous open-cell polymeric foams containing living cells101US 5,677,355 ASmith & Nephew, Inc. · 1997
- Crosslinked polymer electrolyte membranes for heat and moisture exchange devices86US 6,841,601 B2Dais Analytic Corporation · 2005
- Reverse osmosis membranes78US 8,177,978 B2Nanoh20 Inc. · 2012