B01L 2300/089
Virtual walls for guiding liquids
B01L2300/089 (Virtual walls for guiding liquids) appears on 422 US grants and 580 published applications in this corpus.
Search patents in B01L- Granted patents
- 422
- Published applications
- 580
- Assignees
- 238
- Inventors
- 971
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 13 |
| 2003 | 5 | 16 |
| 2004 | 8 | 26 |
| 2005 | 11 | 19 |
| 2006 | 12 | 31 |
| 2007 | 10 | 37 |
| 2008 | 10 | 34 |
| 2009 | 13 | 22 |
| 2010 | 23 | 46 |
| 2011 | 17 | 32 |
| 2012 | 27 | 30 |
| 2013 | 33 | 36 |
| 2014 | 34 | 34 |
| 2015 | 32 | 37 |
| 2016 | 33 | 30 |
| 2017 | 19 | 16 |
| 2018 | 15 | 16 |
| 2019 | 17 | 21 |
| 2020 | 14 | 22 |
| 2021 | 17 | 12 |
| 2022 | 13 | 15 |
| 2023 | 13 | 15 |
| 2024 | 10 | 8 |
| 2025 | 13 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Microdroplet manipulation device15 Sep 2026US 12,734,519 B2Lightcast Discovery Ltd
- High throughput radiochemistry system3 Mar 2026US 12,564,840 B2The Regents of the University of California
- Modification of surface properties of microfluidic devices17 Feb 2026US 12,551,889 B2Bio-Rad Laboratories, Inc.
- Fluid delivery methods30 Dec 2025US 12,508,590 B210x Genomics, Inc.
- Herringbone-type fluid guiding unit and apparatus for concentrating fluid using same9 Dec 2025US 12,492,363 B2GIST(Gwangju Institute of Science and Technology)
- Microfluidic chip for analyzing cell migration and cell-cell interactions30 Jul 2026US 2026/0216726 A1Children's National Medical Center
- High throughput radiochemistry system18 Jun 2026US 2026/0166553 A1The Regents of the University of California
- Modification of surface properties of microfluidic devices4 Jun 2026US 2026/0151768 A1Bio-Rad Laboratories, Inc.
- Fluid delivery methods7 May 2026US 2026/0124615 A110x Genomics, Inc.
- Array for a Microfluidic Device, Microfluidic Device, and Method for the Operation Thereof26 Mar 2026US 2026/0084152 A1Robert Bosch GmbH
Most cited
By later US patents
- Actuators for microfluidics without moving parts497US 6,565,727 B1Nanolytics, Inc. · 2003
- Method and apparatus for programmable fluidic processing487US 6,294,063 B1Board of Regents, The University of Texas System · 2001
- Apparatus for manipulating droplets by electrowetting-based techniques444US 6,911,132 B2Duke University · 2005
- Electrostatic actuators for microfluidics and methods for using same369US 6,773,566 B2Nanolytics, Inc. · 2004
- Liquid transport device and method344US 4,233,029 AEastman Kodak Company · 1980