B01D 15/10
Characterised by constructional or operational features
Official title: characterised by constructional or operational features
B01D15/10 (Characterised by constructional or operational features) appears on 3,255 US grants and 3,986 published applications in this corpus.
Search patents in B01D- Granted patents
- 3,255
- Published applications
- 3,986
- Assignees
- 1,603
- Inventors
- 7,502
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 14 | 0 |
| 1978 | 16 | 0 |
| 1979 | 13 | 0 |
| 1980 | 22 | 0 |
| 1981 | 22 | 0 |
| 1982 | 23 | 0 |
| 1983 | 26 | 0 |
| 1984 | 32 | 0 |
| 1985 | 21 | 0 |
| 1986 | 18 | 0 |
| 1987 | 20 | 0 |
| 1988 | 19 | 0 |
| 1989 | 17 | 0 |
| 1990 | 19 | 0 |
| 1991 | 25 | 0 |
| 1992 | 34 | 0 |
| 1993 | 24 | 0 |
| 1994 | 14 | 0 |
| 1995 | 31 | 0 |
| 1996 | 25 | 0 |
| 1997 | 27 | 0 |
| 1998 | 33 | 0 |
| 1999 | 43 | 0 |
| 2000 | 53 | 0 |
| 2001 | 53 | 14 |
| 2002 | 78 | 55 |
| 2003 | 53 | 64 |
| 2004 | 52 | 95 |
| 2005 | 41 | 96 |
| 2006 | 62 | 92 |
| 2007 | 46 | 84 |
| 2008 | 51 | 108 |
| 2009 | 34 | 91 |
| 2010 | 67 | 134 |
| 2011 | 49 | 113 |
| 2012 | 82 | 118 |
| 2013 | 86 | 154 |
| 2014 | 93 | 156 |
| 2015 | 96 | 186 |
| 2016 | 112 | 206 |
| 2017 | 132 | 205 |
| 2018 | 141 | 220 |
| 2019 | 180 | 228 |
| 2020 | 193 | 242 |
| 2021 | 183 | 229 |
| 2022 | 173 | 243 |
| 2023 | 149 | 247 |
| 2024 | 162 | 239 |
| 2025 | 171 | 209 |
| 2026 | 117 | 158 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 15/18Relating to flow patterns1,468
- B01D 15/20Relating to the conditioning of the sorbent material649
- B01D 15/22Relating to the construction of the column626
- B01D 15/16Relating to the conditioning of the fluid carrier460
- B01D 15/12Relating to the preparation of the feed319
- B01D 15/14Relating to the introduction of the feed to the apparatus286
- B01D 15/102Process control231
- B01D 15/24Relating to the treatment of the fractions to be distributed143
Recent patents
- Column comprising particles6 Oct 2026US 12,752,220 B2Agilent Technologies, Inc.
- Methods for identifying sulfur-treated food products22 Sep 2026US 12,742,755 B2Hong Kong Baptist University
- Copper-64 compositions and purification processes for the preparation of novel copper-64 compositions15 Sep 2026US 12,735,327 B2Curium US LLC
- Method for purifying Fomes officinalis polysaccharide by sequential simulated moving chromatography15 Sep 2026US 12,735,510 B2Heilongjiang Bayi Agricultural University
- Preparation method of milk oligosaccharides and oligosaccharide powder and food prepared thereby15 Sep 2026US 12,735,512 B2Beijing Sanyuan Foods Co., Ltd.
- Devices, systems, and methods for the analysis of membrane-mediated processes8 Oct 2026US 2026/0306966 A1The Administrators of the Tulane Educational Fund
- Two-in-one chromatography systems for use with small volume samples and with automated liquid handlers8 Oct 2026US 2026/0306967 A1Integrated Micro-Chromatography Systems, Inc.
- Method for the separation of phosphorus stereoisomers of remdesivir using liquid-liquid chromatography8 Oct 2026US 2026/0306968 A1Rotachrom TechnolóGiai Zrt.
- Process for using modified dtpa-associated organosilica media for producing individually separated high purity rare earth elements8 Oct 2026US 2026/0308717 A1Wayne State University
- High pressure fluid handling device for liquid chromatography8 Oct 2026US 2026/0309684 A1IDEX Health & Science LLC
Most cited
By later US patents
- Magnetic particles for use in separations333US 4,554,088 AAdvanced Magnetics, Inc. · 1985
- Flow-injection analysis and variable-flow light-scattering methods and apparatus for characterizing polymers317US 6,175,409 B1Symyx Technologies, Inc. · 2001
- Magnetic particles for use in separations245US 4,672,040 AAdvanced Magnetics, Inc. · 1987
- Use of retentate chromatography to generate difference maps229US 6,225,047 B1Ciphergen Biosystems, Inc. · 2001
- Support for high performance affinity chromatography and other uses216US 6,277,489 B1The Regents of the University of California · 2001