B01L 3/0293
For liquids
Official title: {for liquids}
B01L3/0293 (For liquids) appears on 569 US grants and 677 published applications in this corpus.
Search patents in B01L- Granted patents
- 569
- Published applications
- 677
- Assignees
- 402
- Inventors
- 1,446
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 13 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 1 |
| 2002 | 6 | 18 |
| 2003 | 5 | 14 |
| 2004 | 9 | 20 |
| 2005 | 12 | 34 |
| 2006 | 5 | 46 |
| 2007 | 11 | 32 |
| 2008 | 13 | 18 |
| 2009 | 16 | 16 |
| 2010 | 15 | 31 |
| 2011 | 20 | 28 |
| 2012 | 18 | 13 |
| 2013 | 14 | 21 |
| 2014 | 17 | 25 |
| 2015 | 26 | 22 |
| 2016 | 16 | 29 |
| 2017 | 25 | 29 |
| 2018 | 18 | 29 |
| 2019 | 26 | 44 |
| 2020 | 25 | 37 |
| 2021 | 25 | 37 |
| 2022 | 30 | 51 |
| 2023 | 31 | 29 |
| 2024 | 27 | 23 |
| 2025 | 38 | 20 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Microfluidic liquid delivery device22 Sep 2026US 12,741,279 B2Astraveus
- Liquid droplet forming apparatus28 Jul 2026US 12,691,463 B2Ricoh Company, Ltd.
- Mobile phase supply device with fluidically normally closed port and cap devices5 May 2026US 12,616,968 B2Agilent Technologies, Inc.
- Reagent container and methods of use21 Apr 2026US 12,605,713 B2Life Technologies Corporation
- Methods, devices, and apparatus for washing samples on array plates31 Mar 2026US 12,590,281 B2Curiox Biosystems Pte Ltd.
- Density gradient formation with sample particles20 Aug 2026US 2026/0241380 A1Beckman Coulter, Inc.
- Cultureware with Pipette Resting Ledges13 Aug 2026US 2026/0233215 A1XDemics Corporation
- Cultureware Slope Features for Seed Cell Concentration13 Aug 2026US 2026/0234522 A1XDemics Corporation
- Methods for Purging Bubbles from Cultureware Microfeatures13 Aug 2026US 2026/0234525 A1XDemics Corporation
- Fluidic channels including conductivity sensor and methods of use thereof23 Jul 2026US 2026/0208182 A1
Most cited
By later US patents
- Dispensing assembly with interchangeable cartridge pumps312US 5,316,452 AGilbert Corporation · 1994
- Method and apparatus for making miniaturized diagnostic arrays302US 5,658,802 AMicroFab Technologies, Inc. · 1997
- Electrohydrodynamic receptor288US 5,980,719 ASarnoff Corporation · 1999
- Integrated chip carriers with thermocycler interfaces and methods of using the same187US 7,704,735 B2Fluidigm Corporation · 2010
- Method for transferring micro quantities of liquid samples to discrete locations185US 5,849,598 AWashington University · 1998