B01J 20/28007
With size in the range 1-100 nanometers
Official title: {with size in the range 1-100 nanometers, e.g. nanosized particles, nanofibers, nanotubes, nanowires or the like (carbon nanostructures B01J20/205)}
B01J20/28007 (With size in the range 1-100 nanometers) appears on 510 US grants and 754 published applications in this corpus.
Search patents in B01J- Granted patents
- 510
- Published applications
- 754
- Assignees
- 466
- Inventors
- 2,003
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 18 |
| 2004 | 3 | 9 |
| 2005 | 6 | 14 |
| 2006 | 9 | 20 |
| 2007 | 13 | 23 |
| 2008 | 11 | 17 |
| 2009 | 11 | 36 |
| 2010 | 17 | 33 |
| 2011 | 15 | 26 |
| 2012 | 19 | 18 |
| 2013 | 21 | 37 |
| 2014 | 13 | 32 |
| 2015 | 19 | 26 |
| 2016 | 16 | 21 |
| 2017 | 17 | 41 |
| 2018 | 34 | 55 |
| 2019 | 29 | 50 |
| 2020 | 33 | 55 |
| 2021 | 47 | 35 |
| 2022 | 24 | 41 |
| 2023 | 35 | 38 |
| 2024 | 25 | 39 |
| 2025 | 48 | 40 |
| 2026 | 17 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- M-xylene adsorbent and preparation method therefor6 Oct 2026US 12,752,253 B2China Petroleum & Chemical Corporation
- Granulated hierarchical material structure29 Sep 2026US 12,746,527 B2Metalmark Innovations, PBC
- Process of forming a gas adsorbant macroporous material15 Sep 2026US 12,734,503 B2Spiritus Technologies, Pbc
- Layered ferric rust and iron hydroxide nanoparticles including the same8 Sep 2026US 12,728,401 B2Korea University Research and Business Foundation
- Preparation method for superabsorbent polymer8 Sep 2026US 12,728,402 B2LG Chem.Ltd.
- Uniform multi-layer silica coated porous/mesoporus magnetic beads, methods of making and uses thereof17 Sep 2026US 2026/0275327 A1Magnostics Limited
- Method for carbon dioxide sequestration with mof10 Sep 2026US 2026/0264045 A1King Fahd University of Petroleum and Minerals
- Zeolitic adsorbent for high productivity xylene separation30 Jul 2026US 2026/0216691 A1
- Carbonaceous materials for use in methods of manufacturing activated carbon30 Jul 2026US 2026/0216692 A1Arq IP Limited
- Nanocomposite material for adsorptive removal of organic pollutants16 Jul 2026US 2026/0199870 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Rigid porous carbon structures, methods of making, methods of using and products containing same143US 6,099,965 AHyperion Catalysis International, Inc. · 2000
- Microporous filter media, filtration systems containing same, and methods of making and using143US 6,835,311 B2Koslow Technologies Corporation · 2004
- Purification of fluids with nanomaterials104US 7,211,320 B1Seldon Technologies, LLC · 2007
- Adsorbent sheet material for parallel passage contactors94US 7,077,891 B2Air Products and Chemicals, Inc. · 2006
- Nanofiber packed beds having enhanced fluid flow characteristics88US 5,800,706 AHyperion Catalysis International, Inc. · 1998