B01J 20/28038
Membranes or mats made from fibers or filaments
Official title: {Membranes or mats made from fibers or filaments}
B01J20/28038 (Membranes or mats made from fibers or filaments) appears on 188 US grants and 304 published applications in this corpus.
Search patents in B01J- Granted patents
- 188
- Published applications
- 304
- Assignees
- 222
- Inventors
- 821
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 2 | 2 |
| 2004 | 0 | 6 |
| 2005 | 3 | 5 |
| 2006 | 0 | 6 |
| 2007 | 7 | 8 |
| 2008 | 4 | 7 |
| 2009 | 1 | 1 |
| 2010 | 1 | 4 |
| 2011 | 3 | 5 |
| 2012 | 2 | 5 |
| 2013 | 2 | 6 |
| 2014 | 5 | 15 |
| 2015 | 6 | 18 |
| 2016 | 7 | 15 |
| 2017 | 15 | 14 |
| 2018 | 13 | 17 |
| 2019 | 16 | 18 |
| 2020 | 14 | 23 |
| 2021 | 10 | 22 |
| 2022 | 12 | 21 |
| 2023 | 14 | 34 |
| 2024 | 12 | 23 |
| 2025 | 16 | 14 |
| 2026 | 11 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Humidity controlling material22 Sep 2026US 12,741,264 B2Sharp Kabushiki Kaisha
- Oil and fuel collector25 Aug 2026US 12,714,951 B2Manvers Engineering Limited
- NaA zeolite membrane for recovery of ammonia28 Jul 2026US 12,691,423 B2Rensselaer Polytechnic Institute
- Elastomeric laminate26 May 2026US 12,636,635 B2Kimberly-Clark Worldwide, Inc.
- Lithium ion adsorbents19 May 2026US 12,629,657 B2Empower Innovation & Technology LLC
- Polysiloxane, method for its production and deodorant comprising it8 Oct 2026US 2026/0306689 A1Sagami Chemical Research Institute
- Lithium ion adsorbents27 Aug 2026US 2026/0249268 A1Empower Innovation & Technology LLC
- Sorbent polymer composite for improved so2 removal20 Aug 2026US 2026/0241365 A1W. L. Gore & Associates, Inc.
- Membrane capture of co2 from refinery emissions13 Aug 2026US 2026/0233156 A1Chevron U.S.A.Inc.
- Amine-functionalized cellulose material, method for producing same, and use thereof as co2 adsorber13 Aug 2026US 2026/0234849 A1
Most cited
By later US patents
- Modified siliceous chromatographic supports159US 4,724,207 ACuno Incorporated · 1988
- Multicomponent depth odor control filter and method of manufacture49US 5,951,744 AAlliedSignal Inc. · 1999
- High-flux semipermeable membrane containing immobilized affinity ligands34US 5,766,908 AAkzo Nobel N. V. · 1998
- Multi-functional protective materials and methods for use34US 7,211,707 B2Gentex Corporation · 2007
- Method of controlling density of ligand coupled onto supports and products produced therefrom29US 5,561,097 AMinnesota Mining and Manufacturing Company · 1996