B01L 2400/0403
Specific forces
Official title: specific forces
B01L2400/0403 (Specific forces) appears on 7,447 US grants and 11,104 published applications in this corpus.
Search patents in B01L- Granted patents
- 7,447
- Published applications
- 11,104
- Assignees
- 2,995
- Inventors
- 15,982
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 11 | 0 |
| 1989 | 9 | 0 |
| 1990 | 16 | 0 |
| 1991 | 15 | 0 |
| 1992 | 26 | 0 |
| 1993 | 35 | 0 |
| 1994 | 24 | 0 |
| 1995 | 20 | 0 |
| 1996 | 19 | 0 |
| 1997 | 41 | 0 |
| 1998 | 41 | 0 |
| 1999 | 78 | 0 |
| 2000 | 104 | 0 |
| 2001 | 96 | 52 |
| 2002 | 120 | 274 |
| 2003 | 145 | 280 |
| 2004 | 135 | 304 |
| 2005 | 111 | 349 |
| 2006 | 141 | 349 |
| 2007 | 153 | 330 |
| 2008 | 156 | 332 |
| 2009 | 139 | 331 |
| 2010 | 209 | 395 |
| 2011 | 223 | 729 |
| 2012 | 265 | 366 |
| 2013 | 277 | 396 |
| 2014 | 298 | 424 |
| 2015 | 339 | 498 |
| 2016 | 337 | 478 |
| 2017 | 360 | 495 |
| 2018 | 377 | 545 |
| 2019 | 402 | 596 |
| 2020 | 468 | 588 |
| 2021 | 415 | 664 |
| 2022 | 437 | 602 |
| 2023 | 374 | 578 |
| 2024 | 382 | 516 |
| 2025 | 380 | 402 |
| 2026 | 240 | 231 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01L 2400/0415Electrical forcesIndexing code2,615
- B01L 2400/0406Capillary forcesIndexing code2,316
- B01L 2400/0409Centrifugal forcesIndexing code1,296
- B01L 2400/043Magnetic forcesIndexing code1,004
- B01L 2400/0433Vibrational forcesIndexing code858
- B01L 2400/0442Thermal energyIndexing code463
- B01L 2400/0457Passive flow or gravitationIndexing code439
- B01L 2400/0454Radiation pressure, optical tweezersIndexing code228
All 13 subgroupsShow fewer
Recent patents
- Monolithic carrier structure including fluid routing for digital dispensing6 Oct 2026US 12,752,267 B2Hewlett-Packard Development Company, L. P.
- Vertical flow assay device and method for determination of hemoglobin concentration6 Oct 2026US 12,754,179 B2Google Inc.
- Microfluidic detection strip chip and preparation and method thereof29 Sep 2026US 12,746,543 B2Xiamen Brana Design Co., Ltd.
- Pedestal card and methods for liquid sample control and assay29 Sep 2026US 12,746,544 B2Essenlix Corporation
- Pattern electrode structure for electrowetting apparatus29 Sep 2026US 12,746,545 B2Hyundai Motor Company
- Devices and systems for isolating particles in solution by particle permitivity8 Oct 2026US 2026/0307073 A1Sigil Biosciences, Inc.
- Integrated device for nucleic acid extraction, amplification and detection8 Oct 2026US 2026/0307079 A1Hefei Dahui Gene Technology Co., Ltd
- Automated extraction of nucleic acid samples from a plurality of samples8 Oct 2026US 2026/0308566 A1Untap Ltd
- Centrifuge syringe1 Oct 2026US 2026/0295575 A1Hubertus Goller Gesellschaft M.B.H.
- Microfluidic Chip With Retainer For Valve Closing Body1 Oct 2026US 2026/0295587 A1National Research Council of Canada
Most cited
By later US patents
- Mesoscale polynucleotide amplification devices1,091US 5,587,128 AThe Trustees of the University of Pennsylvania · 1996
- Mesoscale polynucleotide amplification device and method1,042US 5,498,392 AThe Trustees of the University of Pennsylvania · 1996
- Melt-blown fibrous web1,019US 5,582,907 APall Corporation · 1996
- Active programmable electronic devices for molecular biological analysis and diagnostics1,006US 5,605,662 ANanogen, Inc. · 1997
- Methods and apparatus for the detection of an analyte utilizing mesoscale flow systems1,006US 5,637,469 AThe Trustees of the University of Pennsylvania · 1997