B01J 2219/00909
Using filters
Official title: using filters
B01J2219/00909 (Using filters) appears on 55 US grants and 63 published applications in this corpus.
Search patents in B01J- Granted patents
- 55
- Published applications
- 63
- Assignees
- 41
- Inventors
- 144
- 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 8 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 3 | 1 |
| 2006 | 2 | 4 |
| 2007 | 3 | 6 |
| 2008 | 7 | 4 |
| 2009 | 1 | 5 |
| 2010 | 3 | 2 |
| 2011 | 4 | 3 |
| 2012 | 2 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 6 | 3 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 0 | 4 |
| 2022 | 1 | 1 |
| 2023 | 4 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for synthesizing chemical products, including active pharmaceutical ingredients2 Jun 2026US 12,643,083 B2Massachusetts Institute of Technology
- Automated method and system for recovering protein powder meal, omega 3 oil and purified distilled water from animal tissue7 Jan 2025US 12,185,739 B2Advance International Inc.
- Systems and methods for synthesizing chemical products, including active pharmaceutical ingredients31 Jan 2023US 11,565,230 B2Massachusetts Institute of Technology
- Micro-reaction system and method for preparing 2-methyl-4-amino-5-aminomethyl pyrimidine17 Jan 2023US 11,554,354 B2Fudan University
- Micro reaction system and method for preparing 2-methyl-4-amino-5-cyanopyrimidine using same17 Jan 2023US 11,554,355 B2Fudan University
- Fully-continuous flow synthesis method of glyphosate25 Jun 2026US 2026/0175189 A1Jiangxi Normal University
- Automated method and system for recovering protein powder meal, omega 3 oil and purified distilled water from animal tissue27 Mar 2025US 2025/0098701 A1Advance International Inc.
- Polymer-based microfluidic sample preparation chip21 Nov 2024US 2024/0382964 A1The Trustees of Columbia University in the City of New York
- Systems and methods for synthesizing chemical products, including active pharmaceutical ingredients29 Jun 2023US 2023/0201787 A1Massachusetts Institute of Technology
- Filter for chemical reactors24 Feb 2022US 2022/0057370 A1Pharmafluidics NV
Most cited
By later US patents
- Microfluidic matrix localization apparatus and methods381US 6,306,590 B1Caliper Technologies Corp. · 2001
- Microfabricated structures for facilitating fluid introduction into microfluidic devices199US 6,090,251 ACaliper Technologies Corp. · 2000
- Production of microstructures for use in assays174US 6,440,645 B1Cambridge Sensors Limited · 2002
- Chemico-mechanical microvalve and devices comprising the same163US 6,375,901 B1Agilent Technologies, Inc. · 2002
- Cross flow microfilter136US 4,797,211 AKernforschungszentrum Karlsruhe GmbH · 1989