B01J 20/3293
Coatings on a core, the core being particle or fiber shaped
Official title: {Coatings on a core, the core being particle or fiber shaped, e.g. encapsulated particles, coated fibers}
B01J20/3293 (Coatings on a core, the core being particle or fiber shaped) appears on 623 US grants and 948 published applications in this corpus.
Search patents in B01J- Granted patents
- 623
- Published applications
- 948
- Assignees
- 556
- Inventors
- 2,273
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 7 | 20 |
| 2003 | 6 | 25 |
| 2004 | 14 | 25 |
| 2005 | 12 | 29 |
| 2006 | 9 | 21 |
| 2007 | 15 | 24 |
| 2008 | 7 | 21 |
| 2009 | 13 | 20 |
| 2010 | 12 | 28 |
| 2011 | 18 | 27 |
| 2012 | 19 | 25 |
| 2013 | 14 | 25 |
| 2014 | 16 | 40 |
| 2015 | 18 | 37 |
| 2016 | 26 | 42 |
| 2017 | 26 | 47 |
| 2018 | 29 | 50 |
| 2019 | 41 | 67 |
| 2020 | 38 | 49 |
| 2021 | 35 | 52 |
| 2022 | 33 | 46 |
| 2023 | 29 | 48 |
| 2024 | 39 | 75 |
| 2025 | 41 | 65 |
| 2026 | 22 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Resin for extracting lithium from lithium precipitation mother liquor, and preparation method and application thereof17 Sep 2026US 2026/0273509 A1Xi'an Lanshen New Material Technology Co., Ltd.
- Uniform multi-layer silica coated porous/mesoporus magnetic beads, methods of making and uses thereof17 Sep 2026US 2026/0275327 A1Magnostics Limited
- Lithium ion adsorbents27 Aug 2026US 2026/0249268 A1Empower Innovation & Technology LLC
- Porous body, adsorbent including the porous body, and method of removing metal and/or metal ion with the adsorbent20 Aug 2026US 2026/0241370 A1Mitsui Mining & Smelting Co., Ltd.
Most cited
By later US patents
- Magnetic iron-dextran microspheres466US 4,452,773 ACanadian Patents and Development Limited · 1984
- Magnetic particles for use in separations333US 4,554,088 AAdvanced Magnetics, Inc. · 1985
- Magnetic particles for use in separations245US 4,672,040 AAdvanced Magnetics, Inc. · 1987
- Modified siliceous chromatographic supports159US 4,724,207 ACuno Incorporated · 1988
- Binding assays employing magnetic particles152US 4,628,037 AAdvanced Magnetics, Inc. · 1986