B01J 47/026
Using columns or beds of different ion exchange materials in series
Official title: using columns or beds of different ion exchange materials in series
B01J47/026 (Using columns or beds of different ion exchange materials in series) appears on 127 US grants and 152 published applications in this corpus.
Search patents in B01J- Granted patents
- 127
- Published applications
- 152
- Assignees
- 119
- Inventors
- 375
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 5 |
| 2003 | 2 | 4 |
| 2004 | 0 | 5 |
| 2005 | 4 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 4 |
| 2008 | 5 | 2 |
| 2009 | 0 | 3 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 6 |
| 2013 | 2 | 4 |
| 2014 | 3 | 9 |
| 2015 | 7 | 9 |
| 2016 | 5 | 2 |
| 2017 | 7 | 3 |
| 2018 | 5 | 5 |
| 2019 | 5 | 10 |
| 2020 | 4 | 13 |
| 2021 | 5 | 13 |
| 2022 | 3 | 13 |
| 2023 | 8 | 8 |
| 2024 | 10 | 12 |
| 2025 | 7 | 7 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Continuous ion exchange processes for separating rare earth elements16 Jun 2026US 12,655,499 B2
- Systems and methods for generating radionuclides10 Mar 2026US 12,570,539 B2Perspective Therapeutics, Inc.
- Multi-sequence water softener system and method10 Mar 2026US 12,570,549 B2
- Stepwise chemical separation methods and systems using resin packed columns3 Mar 2026US 12,567,510 B2SHINE Technologies, LLC
- Therapeutic detoxification compositions and methods of making and using same10 Feb 2026US 12,544,401 B2Immutrix Therapeutics, Inc.
- Stepwise Chemical Separation Methods and Systems Using Resin Packed Columns20 Aug 2026US 2026/0245761 A1SHINE Technologies, LLC
- Continuous Ion Exchange Processes for Separating Rare Earth Elements12 Mar 2026US 2026/0071298 A1
- Water softener29 Jan 2026US 2026/0028252 A1Panasonic Intellectual Property Management Co., Ltd.
- Mobile system and method for pfas effluent treatment22 Jan 2026US 2026/0021467 A1The United States of America as represented by the Secretary of the Army
- Systems and methods for generating radionuclides8 Jan 2026US 2026/0008686 A1Perspective Therapeutics, Inc.
Most cited
By later US patents
- Device for continuous contacting of fluids and solids77US 4,764,276 AAdvanced Separation Technologies Incorporated · 1988
- Mobile fluid purification system75US 4,383,920 AEcolochem, Inc. · 1983
- Process of the operation of a simulated moving bed64US 4,182,633 AMitsubishi Chemical Industries Limited · 1980
- Mobile fluid purification unit58US 4,659,460 AEcolochem, Inc. · 1987
- Process for continuous contacting of fluids and solids53US 4,808,317 AAdvanced Separation Technologies Incorporated · 1989