G01N 1/4005
By transferring a selected component through a membrane
Official title: {by transferring a selected component through a membrane}
G01N1/4005 (By transferring a selected component through a membrane) appears on 469 US grants and 524 published applications in this corpus.
Search patents in G01N- Granted patents
- 469
- Published applications
- 524
- Assignees
- 357
- Inventors
- 1,289
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 14 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 14 | 5 |
| 2002 | 16 | 20 |
| 2003 | 8 | 14 |
| 2004 | 7 | 18 |
| 2005 | 6 | 22 |
| 2006 | 7 | 11 |
| 2007 | 12 | 18 |
| 2008 | 8 | 18 |
| 2009 | 13 | 14 |
| 2010 | 12 | 13 |
| 2011 | 13 | 14 |
| 2012 | 9 | 11 |
| 2013 | 12 | 21 |
| 2014 | 11 | 32 |
| 2015 | 16 | 12 |
| 2016 | 16 | 16 |
| 2017 | 13 | 26 |
| 2018 | 16 | 19 |
| 2019 | 23 | 39 |
| 2020 | 26 | 29 |
| 2021 | 22 | 31 |
| 2022 | 20 | 28 |
| 2023 | 22 | 34 |
| 2024 | 28 | 26 |
| 2025 | 21 | 18 |
| 2026 | 16 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Separation device and method of separation29 Sep 2026US 12,748,022 B2PhyNexus, Inc.
- Microwell microelectrode filtration sensor29 Sep 2026US 12,748,109 B2BioMEMS Diagnostics Inc.
- Method and device for analyzing ionic components in ultrapure water15 Sep 2026US 12,736,513 B2Kurita Water Industries Ltd.
- Concentration apparatus and concentration method1 Sep 2026US 12,722,120 B2Yokogawa Electric Corporation
- Passive diffusion bag samplers with improved performance18 Aug 2026US 12,710,340 B2Aeris Scientific, LLC
- Pneumatic nebulization-photochemical vapor generation dual mode sample introduction system1 Oct 2026US 2026/0298781 A1
- System for and method of monitoring a gas component17 Sep 2026US 2026/0276496 A1Post Harvest IP Pty Ltd
- Device Used for Real Time Field Sampling for DNA Extraction3 Sep 2026US 2026/0259117 A1
- Multi-polar electrodes for detection of per and polyfluoroalkyl substances using total organic fluoride30 Jul 2026US 2026/0219145 A1Hach Company
- Methods for determining the amount of encapsulated and free iron in a sample9 Jul 2026US 2026/0194531 A1Sloiron, Inc.
Most cited
By later US patents
- Microcomponent assembly for efficient contacting of fluid191US 6,126,723 ABattelle Memorial Institute · 2000
- Methods, compositions, and automated systems for separating rare cells from fluid samples163US 7,166,443 B2Aviva Biosciences Corporation · 2007
- Split focusing cytometer142US 6,674,525 B2Micronics, Inc. · 2004
- Method using an apparatus for separation of biological fluids126US 6,291,249 B1Qualigen, Inc. · 2001
- Device for concentrating and purifying macromolecules125US 6,837,995 B1Vivascience AG · 2005