B01J 47/024
Where the ion-exchangers are in a removable cartridge
Official title: where the ion-exchangers are in a removable cartridge
B01J47/024 (Where the ion-exchangers are in a removable cartridge) appears on 88 US grants and 81 published applications in this corpus.
Search patents in B01J- Granted patents
- 88
- Published applications
- 81
- Assignees
- 69
- Inventors
- 239
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 4 |
| 2013 | 0 | 5 |
| 2014 | 0 | 4 |
| 2015 | 4 | 6 |
| 2016 | 1 | 3 |
| 2017 | 2 | 6 |
| 2018 | 6 | 4 |
| 2019 | 4 | 2 |
| 2020 | 3 | 10 |
| 2021 | 3 | 5 |
| 2022 | 7 | 4 |
| 2023 | 3 | 4 |
| 2024 | 2 | 2 |
| 2025 | 5 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ion exchanger filter device and ion exchanger cartridge8 Sep 2026US 12,728,411 B2Mann+Hummel GmbH
- Pure water systems25 Aug 2026US 12,715,790 B2Unger Marketing International, LLC
- Apparatus and process for the automated chemical synthesis of compounds30 Dec 2025US 12,508,566 B2ETH Zurich
- Dialysate regenerator and system comprising the same2 Dec 2025US 12,485,212 B2Temasek Polytechnic
- Sorbent for a dialysis device and dialysis system30 Sep 2025US 12,427,511 B2Awak Technologies Pte Ltd
- Split resin bed, low pressure drop, and replaceable cartridge deionization filter20 Aug 2026US 2026/0241312 A1Atmus Filtration Inc.
- Polymer impregnated amphoteric sorbent based adsorptive desalination and disinfection systems, components, and methods23 Jul 2026US 2026/0209086 A1The University of North Carolina at Greensboro
- Ion exchanger filter device and ion exchanger cartridge28 May 2026US 2026/0145098 A1Mann+Hummel GmbH
- Ion exchanger filter device and ion exchanger cartridge28 May 2026US 2026/0145167 A1Mann+Hummel GmbH
- Ion exchanger filter device and ion exchanger cartridge16 Oct 2025US 2025/0319462 A1Mann+Hummel GmbH
Most cited
By later US patents
- Water treatment apparatus88US 5,211,973 AInnova Pure Water Inc. · 1993
- Multi-function filter cartridge with flow distribution control71US 5,106,501 AAmetek, Inc. · 1992
- Filtration device for liquid purification58US 6,387,260 B1Electrophor, Inc. · 2002
- Canteen carried water purifier system56US 4,714,550 AWater Systems Development Corporation · 1987
- Water treatment apparatus46US 4,695,379 AInnova Pure Water Inc. · 1987