B01J 20/3475
In the liquid phase
Official title: {in the liquid phase}
B01J20/3475 (In the liquid phase) appears on 378 US grants and 513 published applications in this corpus.
Search patents in B01J- Granted patents
- 378
- Published applications
- 513
- Assignees
- 384
- Inventors
- 1,407
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 3 |
| 2002 | 4 | 3 |
| 2003 | 1 | 8 |
| 2004 | 3 | 7 |
| 2005 | 3 | 3 |
| 2006 | 1 | 9 |
| 2007 | 5 | 8 |
| 2008 | 4 | 12 |
| 2009 | 3 | 11 |
| 2010 | 4 | 18 |
| 2011 | 8 | 7 |
| 2012 | 10 | 13 |
| 2013 | 11 | 13 |
| 2014 | 5 | 18 |
| 2015 | 9 | 20 |
| 2016 | 13 | 18 |
| 2017 | 14 | 21 |
| 2018 | 29 | 26 |
| 2019 | 19 | 33 |
| 2020 | 20 | 29 |
| 2021 | 17 | 29 |
| 2022 | 21 | 39 |
| 2023 | 25 | 36 |
| 2024 | 22 | 47 |
| 2025 | 37 | 48 |
| 2026 | 14 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chelator based eluents for solid phase extraction of phosphorylated compounds8 Sep 2026US 12,730,040 B2Waters Technologies Corporation
- Process for controlled adsorption and desorption of phosphate from liquids using phosphate-selective proteins1 Sep 2026US 12,722,987 B2Marquette University
- Sorbent for lithium extraction from brines21 Jul 2026US 12,685,993 B2International Battery Metals, Ltd.
- Treatment method for indigo-containing wastewater by combined adsorption and regeneration process30 Jun 2026US 12,668,512 B2The Hong Kong Research Institute of Textiles and Apparel Limited
- Method for recycling water absorbent resin16 Jun 2026US 12,654,151 B2Nippon Shokubai Co., Ltd.
- Sorbent for lithium extraction from brines8 Oct 2026US 2026/0307042 A1International Battery Metals, Ltd.
- Process for using modified dtpa-associated organosilica media for producing individually separated high purity rare earth elements8 Oct 2026US 2026/0308717 A1Wayne State University
- 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.
- Method for preparing glucosyl stevioside using mother liquor sugar, separating and purifying glucosyl stevioside and recovering glucose10 Sep 2026US 2026/0265801 A1Dongtai Haorui Biotechnology Co., Ltd.
- Methods of cleaning chromatography matrices6 Aug 2026US 2026/0225074 A1Eli Lilly and Company
Most cited
By later US patents
- Method of covalently binding biologically active organic substances to polymeric substances90US 4,415,665 APharmacia Fine Chemicals AB · 1983
- Method of regenerating mercury adsorption means84US 5,460,643 ADegussa AG · 1995
- Granular media for removing contaminants from water and methods for making the same54US 5,369,072 AUniversity of Washington · 1994
- Re-use of surfactant-containing fluids49US 8,499,832 B2Baker Hughes Incorporated · 2013
- Reactive compositions for fluid treatment47US 6,861,002 B2Watervisions International, Inc. · 2005