B01D 2325/50
Membrane in gel form
B01D2325/50 (Membrane in gel form) appears on 30 US grants and 44 published applications in this corpus.
Search patents in B01D- Granted patents
- 30
- Published applications
- 44
- Assignees
- 30
- Inventors
- 119
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 3 | 5 |
| 2018 | 1 | 3 |
| 2019 | 3 | 5 |
| 2020 | 6 | 8 |
| 2021 | 1 | 4 |
| 2022 | 4 | 3 |
| 2023 | 5 | 6 |
| 2024 | 1 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method of preparing reverse osmosis membrane with charged hydrogel and polyamide double network8 Sep 2026US 12,728,388 B2
- Gas separation method and apparatus8 Jul 2025US 12,350,624 B2Renaissance Energy Research Corporation
- Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite29 Oct 2024US 12,128,366 B2Jccl, Inc.
- Energy self-sufficient high-efficiency photo-thermal evaporative nano-particle porous membrane, preparation method and application thereof21 Nov 2023US 11,820,679 B1Institute of Eco-environmental and Soil Sciences, Guangdong Academy of Sciences
- Gel containing condensation product of reactive silicon compound26 Sep 2023US 11,767,401 B2Sumitomo Chemical Company, Limited
- Method of Preparing Reverse Osmosis Membrane with Charged Hydrogel and Polyamide Double Network11 Sep 2025US 2025/0281880 A1Harbin Institute of Technology
- Lithium recovery device and lithium recovery method3 Jul 2025US 2025/0214041 A1Hirosaki University
- Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite9 Jan 2025US 2025/0010248 A1Jccl, Inc.
- Separation membrane19 Dec 2024US 2024/0416289 A1Evove Ltd
- Separation membrane19 Dec 2024US 2024/0416290 A1Evove Ltd
Most cited
By later US patents
- Shutdown separators with improved properties28US 6,949,315 B12005
- Shutdown separators with improved properties8US 7,323,274 B12008
- Molten hydroxide membrane for separation of acid gases from emissions7US 10,464,015 B2Lawrence Livermore National Security, LLC · 2019
- Devices and methods for removing perfluorinated compounds from contaminated water7US 11,660,574 B2University of Kentucky Research Foundation · 2023
- Stimuli-responsive polymer membrane and method of making the same5US 8,829,062 B1Clarkson University · 2014