B01J 49/08
Containing cationic and anionic exchangers in separate beds
Official title: containing cationic and anionic exchangers in separate beds
B01J49/08 (Containing cationic and anionic exchangers in separate beds) appears on 45 US grants and 38 published applications in this corpus.
Search patents in B01J- Granted patents
- 45
- Published applications
- 38
- Assignees
- 30
- Inventors
- 93
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 3 |
| 2007 | 0 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 3 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 5 |
| 2020 | 2 | 0 |
| 2021 | 3 | 2 |
| 2022 | 0 | 3 |
| 2023 | 2 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- JMZ-12, a disordered AEI/CHA family of zeolites, its synthesis and use26 Dec 2023US 11,851,339 B2
- Zirconium oxide module conditioning9 May 2023US 11,642,654 B2Medtronic, Inc.
- Multi-column continuous resin regeneration system15 Jun 2021US 11,033,893 B2
- Exchange based-water treatment18 May 2021US 11,008,230 B2
- Zirconium oxide module conditioning20 Apr 2021US 10,981,148 B2Medtronic, Inc.
- Water softener29 Jan 2026US 2026/0028252 A1Panasonic Intellectual Property Management Co., Ltd.
- Water softening device20 Mar 2025US 2025/0091923 A1Panasonic Intellectual Property Management Co., Ltd.
- Acidic and alkaline cleaning of ion exchange systems, such as water purifiers, by ion exchange resin29 Aug 2024US 2024/0286934 A1Gambro Lundia AB
- Water softening device, recycling method for water softening device, and method for cleaning water softening device4 Jan 2024US 2024/0002263 A1Panasonic Intellectual Property Management Co., Ltd.
- Method for purifying non-aqueous solvent and method for pretreating ion exchange resin for purification of non-aqueous solvent8 Dec 2022US 2022/0387987 A1Organo Corporation
Most cited
By later US patents
- Ion exchange treatment for removing toxic metals and cyanide values from waste waters73US 4,321,145 A1982
- Liquid deionizing twin bed apparatus37US 6,132,612 AEbbco, Inc. · 2000
- Deionization method and apparatus35US 4,427,549 AKinetico Incorporated · 1984
- Method for minimizing wastewater discharge24US 5,951,874 AHydromatix, Inc. · 1999
- Purification of ammonia22US 6,969,466 B1Puritan Products, Inc. · 2005