G01N 33/54389
With bidirectional or multidirectional lateral flow
Official title: {with bidirectional or multidirectional lateral flow, e.g. wherein the sample flows from a single, common sample application point into multiple strips, lanes or zones}
G01N33/54389 (With bidirectional or multidirectional lateral flow) appears on 145 US grants and 183 published applications in this corpus.
Search patents in G01N- Granted patents
- 145
- Published applications
- 183
- Assignees
- 120
- Inventors
- 396
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 1 |
| 2002 | 1 | 4 |
| 2003 | 6 | 1 |
| 2004 | 4 | 2 |
| 2005 | 1 | 6 |
| 2006 | 4 | 6 |
| 2007 | 1 | 5 |
| 2008 | 1 | 6 |
| 2009 | 4 | 4 |
| 2010 | 9 | 10 |
| 2011 | 4 | 6 |
| 2012 | 4 | 6 |
| 2013 | 4 | 4 |
| 2014 | 1 | 7 |
| 2015 | 5 | 5 |
| 2016 | 4 | 12 |
| 2017 | 3 | 9 |
| 2018 | 4 | 14 |
| 2019 | 9 | 14 |
| 2020 | 2 | 4 |
| 2021 | 6 | 16 |
| 2022 | 5 | 8 |
| 2023 | 8 | 7 |
| 2024 | 9 | 9 |
| 2025 | 6 | 12 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Standardized assay tube and reagent cap19 May 2026US 12,631,633 B2Assaya LLC
- Diagnostic assay device having microreactor28 Apr 2026US 12,613,242 B2Access Bio, Inc.
- PoC test system and method21 Apr 2026US 12,607,629 B2Dst Diagnostische Systeme & Technologien GmbH
- Immunoassay test device with two fluid flow paths for detection and differentiation of two or more analytes31 Mar 2026US 12,590,960 B2Ortho-Clinical Diagnostics, Inc.
- Lateral flow immunoassay device with separation membrane6 Jan 2026US 12,517,122 B2Becton, Dickinson and Company
- Poc test system and method30 Jul 2026US 2026/0219266 A1Dst Diagnostces System & Technologies GmbH
- Immunoassay test device with two fluid flow paths for detection and differentiation of two or more analytes16 Jul 2026US 2026/0202405 A1Ortho-Clinical Diagnostics, Inc.
- Lateral flow immunoassay device with separation membrane21 May 2026US 2026/0140111 A1Becton, Dickinson and Company
- Test device and method for analyzing biological samples using bifurcated fluidic pathways2 Apr 2026US 2026/0092915 A1Inito Health Inc.
- Test device for testing multiple analytes in sample26 Mar 2026US 2026/0084146 A1Hangzhou Biotest Biotech Co., LTD.
Most cited
By later US patents
- Immunoassay devices and materials290US 5,559,041 APrinceton Biomeditech Corporation · 1996
- Quantitative analysis apparatus and method221US 5,073,484 ABio-Metric Systems, Inc. · 1991
- Assay device136US 6,017,767 ABeckman Coulter, Inc. · 2000
- Test device for detecting an analyte in a liquid sample133US 5,275,785 AUnilever Patent Holdings B.V. · 1994
- Chemical analysis apparatus and method132US 5,654,162 ABio-Metric Systems, Inc. · 1997