B01J 2219/00905
Separation
B01J2219/00905 (Separation) appears on 287 US grants and 351 published applications in this corpus.
Search patents in B01J- Granted patents
- 287
- Published applications
- 351
- Assignees
- 217
- Inventors
- 845
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 6 | 1 |
| 2002 | 15 | 19 |
| 2003 | 8 | 24 |
| 2004 | 8 | 21 |
| 2005 | 10 | 26 |
| 2006 | 14 | 25 |
| 2007 | 10 | 21 |
| 2008 | 20 | 24 |
| 2009 | 17 | 27 |
| 2010 | 15 | 7 |
| 2011 | 16 | 14 |
| 2012 | 10 | 10 |
| 2013 | 8 | 6 |
| 2014 | 4 | 9 |
| 2015 | 11 | 20 |
| 2016 | 10 | 11 |
| 2017 | 6 | 5 |
| 2018 | 13 | 15 |
| 2019 | 7 | 7 |
| 2020 | 9 | 8 |
| 2021 | 7 | 13 |
| 2022 | 5 | 11 |
| 2023 | 9 | 6 |
| 2024 | 9 | 8 |
| 2025 | 8 | 7 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2219/00907Using membranesIndexing code97
- B01J 2219/00909Using filtersIndexing code55
- B01J 2219/00912By electrophoresisIndexing code37
- B01J 2219/00916By chromatographyIndexing code36
- B01J 2219/00918By adsorptionIndexing code22
- B01J 2219/00921By absorptionIndexing code10
- B01J 2219/00923By surface tensionIndexing code4
Recent patents
- Systems and methods for synthesizing chemical products, including active pharmaceutical ingredients2 Jun 2026US 12,643,083 B2Massachusetts Institute of Technology
- Gas micro reactor utilizing membrane packaging21 Apr 2026US 12,605,689 B2Selective Micro Technologies, LLC
- Devices and methods for radiopharmaceutical synthesis31 Mar 2026US 12,589,170 B2Vanderbilt University
- Production of chemical reactors24 Mar 2026US 12,582,989 B2Pharmafluidics NV
- Microfluidic apparatus and methods of use thereof9 Dec 2025US 12,492,394 B2Nutcracker Therapeutics, Inc.
- Gas micro reactor utilizing membrane packaging13 Aug 2026US 2026/0233188 A1Selective Micro Technologies, LLC
- Solid substrate to immobilize reactive liquid9 Jul 2026US 2026/0192278 A1ExxonMobil Technology and Engineering Company
- Fully-continuous flow synthesis method of glyphosate25 Jun 2026US 2026/0175189 A1Jiangxi Normal University
- Microfluidic apparatus and methods of use thereof28 May 2026US 2026/0146245 A1Nutcracker Therapeutics, Inc.
- Particle two-dimensional acoustic focusing device, and acoustic concentration device using the same19 Feb 2026US 2026/0049911 A1Shinshu University
Most cited
By later US patents
- Chip-based isothermal amplification devices and methods651US 6,379,929 B1The Regents of the University of Michigan · 2002
- Method and device for moving molecules by the application of a plurality of electrical fields518US 5,750,015 ASoane Biosciences, Inc. · 1998
- Silicon-based sleeve devices for chemical reactions516US 5,589,136 AThe Regents of the University of California · 1996
- Methods and apparatus for in situ concentration and/or dilution of materials in microfluidic systems431US 5,869,004 ACaliper Technologies Corp. · 1999
- Microfabricated differential extraction device and method417US 5,932,100 AUniversity of Washington · 1999