B01J 47/012
Ion-exchange processes in general: using portable ion-exchange apparatus
Official title: using portable ion-exchange apparatus
B01J47/012 (Ion-exchange processes in general: using portable ion-exchange apparatus) appears on 70 US grants and 45 published applications in this corpus.
Search patents in B01J- Granted patents
- 70
- Published applications
- 45
- Assignees
- 40
- Inventors
- 121
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 3 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 3 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 2 | 6 |
| 2016 | 1 | 3 |
| 2017 | 3 | 4 |
| 2018 | 7 | 3 |
| 2019 | 2 | 1 |
| 2020 | 4 | 5 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 3 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pure water systems25 Aug 2026US 12,715,790 B2Unger Marketing International, LLC
- JMZ-12, a disordered AEI/CHA family of zeolites, its synthesis and use26 Dec 2023US 11,851,339 B2
- Device for the purification of fluids, nozzle insert for ion exchange column, method of deionizing a fluid and use of such a device29 Aug 2023US 11,739,004 B2
- Method and apparatus for treating and producing non-wine alcoholic beverages with reduced noxious constituents25 Jul 2023US 11,708,550 B2Purewine Inc.
- Media purification devices having intergral flow controllers27 Dec 2022US 11,535,530 B2Unger Marketing International, LLC
- Pack for potentially harmful substances removal and method of use4 Dec 2025US 2025/0368929 A1Alkaa Industries, LLC
- Jmz-12, a disordered aei/cha family of zeolites, its synthesis and use8 Sep 2022US 2022/0281752 A1Johnson Matthey Public Limited Company
- Device for the purification of fluids, nozzle insert for ion exchange column, method of deionizing a fluid and use of such a device9 Dec 2021US 2021/0380434 A1
- Media purification devices having intergral flow controllers28 Jan 2021US 2021/0024380 A1Unger Marketing International, LLC
- Method and apparatus for treating and producing non-wine alcoholic beverages with reduced noxious constituents22 Oct 2020US 2020/0332236 A1Purewine Inc.
Most cited
By later US patents
- Water treatment apparatus88US 5,211,973 AInnova Pure Water Inc. · 1993
- Water filtration media, apparatus and processes76US 6,241,893 B12001
- Mobile fluid purification system75US 4,383,920 AEcolochem, Inc. · 1983
- Filter for the purification of tap water70US 5,064,534 A1991
- Closed circuit for treating drinking water with UV treatment and filtering64US 5,628,895 A1997