B01D 15/08
Selective adsorption
Official title: Selective adsorption, e.g. chromatography
B01D15/08 (Selective adsorption) appears on 6,060 US grants and 7,523 published applications in this corpus.
Search patents in B01D- Granted patents
- 6,060
- Published applications
- 7,523
- Assignees
- 3,021
- Inventors
- 14,599
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 24 | 0 |
| 1978 | 35 | 0 |
| 1979 | 24 | 0 |
| 1980 | 39 | 0 |
| 1981 | 41 | 0 |
| 1982 | 50 | 0 |
| 1983 | 60 | 0 |
| 1984 | 60 | 0 |
| 1985 | 44 | 0 |
| 1986 | 36 | 0 |
| 1987 | 36 | 0 |
| 1988 | 39 | 0 |
| 1989 | 47 | 0 |
| 1990 | 44 | 0 |
| 1991 | 54 | 0 |
| 1992 | 65 | 0 |
| 1993 | 49 | 0 |
| 1994 | 43 | 0 |
| 1995 | 66 | 0 |
| 1996 | 45 | 0 |
| 1997 | 70 | 0 |
| 1998 | 60 | 0 |
| 1999 | 77 | 0 |
| 2000 | 76 | 0 |
| 2001 | 88 | 34 |
| 2002 | 114 | 109 |
| 2003 | 103 | 131 |
| 2004 | 81 | 180 |
| 2005 | 75 | 173 |
| 2006 | 98 | 170 |
| 2007 | 81 | 158 |
| 2008 | 89 | 188 |
| 2009 | 72 | 192 |
| 2010 | 114 | 244 |
| 2011 | 100 | 192 |
| 2012 | 148 | 222 |
| 2013 | 154 | 254 |
| 2014 | 168 | 321 |
| 2015 | 196 | 392 |
| 2016 | 229 | 395 |
| 2017 | 244 | 425 |
| 2018 | 278 | 436 |
| 2019 | 358 | 468 |
| 2020 | 360 | 421 |
| 2021 | 336 | 424 |
| 2022 | 297 | 458 |
| 2023 | 277 | 414 |
| 2024 | 288 | 435 |
| 2025 | 305 | 392 |
| 2026 | 203 | 295 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Analysis device and analysis method for quality index of natural gas product and application6 Oct 2026US 12,754,171 B2PetroChina Company Limited
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- Modular multiplatform system for mrna drug production8 Oct 2026US 2026/0306407 A1BioNTech SE
- 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.
- Method for isolating fetuin-a8 Oct 2026US 2026/0308213 A1PreviPharma GmbH
Most cited
By later US patents
- Multichain polypeptides or proteins and processes for their production1,110US 4,816,397 ACelltech Limited · 1989
- Magnetic iron-dextran microspheres466US 4,452,773 ACanadian Patents and Development Limited · 1984
- Affinity matrices of modified polysaccharide supports427US 5,059,654 ACuno Incorporated · 1991
- 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