B01L 2400/0677
Phase change valves
Official title: phase change valves; Meltable, freezing, dissolvable plugs; Destructible barriers
B01L2400/0677 (Phase change valves) appears on 1,179 US grants and 2,132 published applications in this corpus.
Search patents in B01L- Granted patents
- 1,179
- Published applications
- 2,132
- Assignees
- 693
- Inventors
- 3,172
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 2 |
| 2002 | 7 | 25 |
| 2003 | 17 | 21 |
| 2004 | 13 | 44 |
| 2005 | 14 | 55 |
| 2006 | 11 | 47 |
| 2007 | 11 | 46 |
| 2008 | 17 | 74 |
| 2009 | 20 | 69 |
| 2010 | 45 | 72 |
| 2011 | 49 | 424 |
| 2012 | 55 | 70 |
| 2013 | 63 | 69 |
| 2014 | 52 | 88 |
| 2015 | 62 | 103 |
| 2016 | 61 | 77 |
| 2017 | 83 | 84 |
| 2018 | 67 | 94 |
| 2019 | 61 | 77 |
| 2020 | 72 | 80 |
| 2021 | 58 | 85 |
| 2022 | 78 | 118 |
| 2023 | 50 | 104 |
| 2024 | 62 | 92 |
| 2025 | 63 | 73 |
| 2026 | 33 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vented safety cabinet with thermally-actuated damper29 Sep 2026US 12,746,418 B2Justrite Manufacturing Company
- Sample preparation cartridge module8 Sep 2026US 12,728,418 B2HP Health Solutions Inc.
- Unitary biochip providing sample-in to results-out processing and methods of manufacture1 Sep 2026US 12,722,157 B2ANDE Corporation
- Assay devices and methods of manufacture21 Jul 2026US 12,686,006 B2Biomerieux
- Fluidic detection and control algorithm for PCR analysis14 Jul 2026US 12,678,786 B2Formulatrix International Holding Ltd.
- Separation basket8 Oct 2026US 2026/0307071 A1Gentueri Inc.
- Cartridge and analyzer for fluid analysis1 Oct 2026US 2026/0298920 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Lateral flow device27 Aug 2026US 2026/0249286 A1Secretary of State for Health and Social Care
- Elution kit, analytical kit and method of eluting and analyzing a biological sample27 Aug 2026US 2026/0249297 A1
- Material separation disc and material separation device comprising the same27 Aug 2026US 2026/0249310 A1Ctcells, Inc.
Most cited
By later US patents
- Disposable sensing device for real time fluid analysis835US 5,096,669 AI-Stat Corporation · 1992
- Chip-based isothermal amplification devices and methods651US 6,379,929 B1The Regents of the University of Michigan · 2002
- Devices and methods for using centripetal acceleration to drive fluid movement on a microfluidics system313US 6,063,589 AGamera Bioscience Corporation · 2000
- Capillary stop-flow junction having improved stability against accidental fluid flow311US 5,230,866 ABiotrack, Inc. · 1993
- Methods for droplet-based sample preparation271US 9,689,024 B210x Genomics, Inc. · 2017