B01D 2325/025
Finger pores
B01D2325/025 (Finger pores) appears on 24 US grants and 46 published applications in this corpus.
Search patents in B01D- Granted patents
- 24
- Published applications
- 46
- Assignees
- 30
- Inventors
- 124
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 8 |
| 2022 | 2 | 4 |
| 2023 | 3 | 2 |
| 2024 | 6 | 6 |
| 2025 | 1 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hollow fiber membrane and method for producing same28 Jul 2026US 12,691,415 B2Kolon Industries, Inc.
- Combination of pyrrolidone based solvents for the production of porous membranes18 Feb 2025US 12,226,738 B2Sartorius Stedim Biotech GmbH
- Porous hollow fiber membrane24 Dec 2024US 12,172,135 B2DAICEN MEMBRANE-SYSTEMS Ltd.
- Porous polybenzimidazole membrane supports for composite membranes12 Nov 2024US 12,138,599 B2Battelle Memorial Institute
- Membrane for blood purification13 Aug 2024US 12,059,658 B2Gambro Lundia AB
- Hollow fiber membrane, hollow fiber membrane unit, hollow fiber membrane module, and humidity control machine30 Apr 2026US 2026/0115669 A1Toray Industries, Inc.
- Mixed-matrix membranes with asymmetric filler density26 Feb 2026US 2026/0054228 A1King Abdullah University of Science and Technology
- Phthalocyanine-based composite membranes for oil-water separation1 Jan 2026US 2026/0001044 A1Imam Abdulrahman Bin Faisal University
- Porous Polybenzimidazole Membrane Supports for Composite Membranes30 Jan 2025US 2025/0033002 A1Battelle Memorial Institute
- Porous materials, methods and uses thereof17 Oct 2024US 2024/0342663 A1National University of Singapore
Most cited
By later US patents
- High flux hollow fiber membrane31US 5,232,601 AW. R. Grace & Co.-Conn. · 1993
- Hollow/porous fibers and applications thereof13US 8,453,653 B2Philip Morris USA Inc. · 2013
- Inorganic mesoporous materials with chiral nematic structures and preparation method thereof6US 8,623,237 B2FPInnovations · 2014
- Polymer separation membrane and process for producing the same5US 9,259,690 B2Toray Industries, Inc. · 2016