B01D 2325/40
Fibre reinforced membranes
B01D2325/40 (Fibre reinforced membranes) appears on 77 US grants and 110 published applications in this corpus.
Search patents in B01D- Granted patents
- 77
- Published applications
- 110
- Assignees
- 81
- Inventors
- 266
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 5 |
| 2009 | 2 | 6 |
| 2010 | 0 | 6 |
| 2011 | 4 | 5 |
| 2012 | 3 | 9 |
| 2013 | 5 | 11 |
| 2014 | 3 | 7 |
| 2015 | 10 | 7 |
| 2016 | 2 | 9 |
| 2017 | 8 | 6 |
| 2018 | 4 | 5 |
| 2019 | 4 | 5 |
| 2020 | 6 | 3 |
| 2021 | 1 | 1 |
| 2022 | 3 | 2 |
| 2023 | 1 | 3 |
| 2024 | 0 | 3 |
| 2025 | 5 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of creating greater adhesion between asymmetric PVDF active layer and PEI fiber support to obtain multilayer janus membrane30 Jun 2026US 12,667,812 B1King Fahd University of Petroleum and Minerals
- Reinforced membrane systems7 Apr 2026US 12,594,510 B2Hamilton Sundstrand Corporation
- Sintered porous body with multiple layers9 Sep 2025US 12,409,421 B2Entegris, Inc.
- Membrane assembly for supporting a biofilm9 Sep 2025US 12,410,079 B2Bl Technologies, Inc.
- Methods for preparing ceramic fiber filter tubes with high air permeability26 Aug 2025US 12,397,265 B2Nanjing Tech University
- Polymer composite thin film, gas separation body provided with polymer composite thin film, gas separation device provided with polymer composite thin film, and manufacturing method for polymer composite thin film30 Jul 2026US 2026/0216663 A1NanoMembrane Technologies, Inc.
- Polyolefin filtration membrane and preparation method therefor30 Apr 2026US 2026/0115672 A1Hangzhou Cobetter Filtration Equipment Co., Ltd.
- Bituminous waterproofing membrane comprising a recycled bituminous binder, a reinforcement and a rejuvenator16 Apr 2026US 2026/0102743 A1S. A. Imperbel N.V.
- Lined hollow fiber membrane with sandwich structure, and preparation method and use thereof28 Aug 2025US 2025/0269333 A1
- Membrane assembly for supporting a biofilm21 Aug 2025US 2025/0263318 A1Bl Technologies, Inc.
Most cited
By later US patents
- Filtration membranes, and related nano and/or micro fibers, composites, methods and systems254US 10,532,330 B2California Institute of Technology · 2020
- Hollow fiber membrane and braided tubular support therefor135US 6,354,444 B1Zenon Environmental Inc. · 2002
- Nanomesh article and method of using the same for purifying fluids88US 7,419,601 B2Seldon Technologies, LLC · 2008
- Electrostatic air filter74US 7,311,752 B2Argonide Corporation · 2007
- Hollow fiber membrane module67US 5,922,201 AMitsubishi Rayon Co., Ltd. · 1999