B01D 15/247
Fraction collectors
Official title: {Fraction collectors}
B01D15/247 (Fraction collectors) appears on 72 US grants and 94 published applications in this corpus.
Search patents in B01D- Granted patents
- 72
- Published applications
- 94
- Assignees
- 53
- Inventors
- 184
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 9 |
| 2003 | 6 | 4 |
| 2004 | 5 | 6 |
| 2005 | 2 | 3 |
| 2006 | 0 | 3 |
| 2007 | 2 | 2 |
| 2008 | 4 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 3 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 4 |
| 2015 | 2 | 4 |
| 2016 | 1 | 4 |
| 2017 | 2 | 3 |
| 2018 | 3 | 6 |
| 2019 | 7 | 4 |
| 2020 | 2 | 3 |
| 2021 | 5 | 5 |
| 2022 | 4 | 6 |
| 2023 | 0 | 5 |
| 2024 | 3 | 3 |
| 2025 | 4 | 5 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Preparative system15 Sep 2026US 12,736,507 B2Shimadzu Corporation
- Mixing disk assembly for use on centrifugal platform4 Aug 2026US 12,697,565 B2Feng Chia University
- System for membrane chromatography31 Mar 2026US 12,589,331 B2Sartorius Stedim Biotech GmbH
- Preparative separation and purification device and preparative separation and purification method31 Mar 2026US 12,590,933 B2Shimadzu Corporation
- Fraction collector, cooling arangement, and rack for use therewith17 Feb 2026US 12,551,824 B2Cytiva Sweden AB
- Preparative chromatography system and method for chromatography separations9 Jul 2026US 2026/0192216 A1Cytiva BioProcess R&D AB
- Fraction collector and a method for operating the same28 May 2026US 2026/0145099 A1Cytiva Sweden AB
- Devices, chromatography columns, methods for automated chromatography in parallel and methods for purification of extracellular vesicles9 Apr 2026US 2026/0098244 A1President and Fellows of Harvard College
- Method for producing lithium-containing solution9 Apr 2026US 2026/0098321 A1Sumitomo Metal Mining Co., Ltd.
- Continuous gradient elution chromatographic fractionation26 Mar 2026US 2026/0085089 A1
Most cited
By later US patents
- Automatic sample collector59US 7,461,671 B2Humboldt-Universitaet zu Berlin · 2008
- Chromatography column51US 4,743,373 ACuno Incorporated · 1988
- Methods and devices for open-bed atmospheric collection for supercritical fluid chromatography31US 9,731,219 B2Waters Technologies Corporation · 2017
- Automatic installation for liquid chromatography30US 4,478,713 APharmuka Laboratoires · 1984
- Process and apparatus for separation by liquid chromatography28US 4,724,081 ASoken Kagaku Kabushiki Kaisha · 1988