B01D 61/485
Specific features relating to the ion-exchange material
Official title: {Specific features relating to the ion-exchange material}
B01D61/485 (Specific features relating to the ion-exchange material) appears on 50 US grants and 72 published applications in this corpus.
Search patents in B01D- Granted patents
- 50
- Published applications
- 72
- Assignees
- 46
- Inventors
- 161
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 5 |
| 2011 | 0 | 3 |
| 2012 | 1 | 2 |
| 2013 | 4 | 6 |
| 2014 | 7 | 6 |
| 2015 | 7 | 4 |
| 2016 | 2 | 7 |
| 2017 | 4 | 5 |
| 2018 | 4 | 3 |
| 2019 | 4 | 2 |
| 2020 | 2 | 2 |
| 2021 | 3 | 5 |
| 2022 | 0 | 2 |
| 2023 | 2 | 6 |
| 2024 | 4 | 4 |
| 2025 | 1 | 2 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Electrochemical deionization63US 5,584,981 AUnited Kingdom Atomic Energy Authority · 1996
- Method and apparatus for desalination and purification43US 8,801,910 B2Massachusetts Institute of Technology · 2014
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