B01L 2400/0655
Pinch valves
Official title: pinch valves
B01L2400/0655 (Pinch valves) appears on 832 US grants and 1,192 published applications in this corpus.
Search patents in B01L- Granted patents
- 832
- Published applications
- 1,192
- Assignees
- 409
- Inventors
- 1,808
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 11 |
| 2002 | 7 | 33 |
| 2003 | 8 | 15 |
| 2004 | 11 | 22 |
| 2005 | 15 | 47 |
| 2006 | 13 | 40 |
| 2007 | 16 | 33 |
| 2008 | 21 | 49 |
| 2009 | 14 | 67 |
| 2010 | 33 | 58 |
| 2011 | 36 | 59 |
| 2012 | 41 | 53 |
| 2013 | 50 | 73 |
| 2014 | 55 | 65 |
| 2015 | 64 | 78 |
| 2016 | 49 | 51 |
| 2017 | 56 | 58 |
| 2018 | 50 | 53 |
| 2019 | 38 | 57 |
| 2020 | 41 | 45 |
| 2021 | 34 | 50 |
| 2022 | 40 | 44 |
| 2023 | 41 | 44 |
| 2024 | 34 | 44 |
| 2025 | 28 | 29 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Microfluidic liquid delivery device22 Sep 2026US 12,741,279 B2Astraveus
- Unitary biochip providing sample-in to results-out processing and methods of manufacture1 Sep 2026US 12,722,157 B2ANDE Corporation
- Agricultural sampling system and related methods2 Jun 2026US 12,644,877 B2Precision Planting LLC
- Microfluidic mixer26 May 2026US 12,636,626 B2Stratec Consumables GmbH
- Liquid handling device26 May 2026US 12,636,648 B2Osler Diagnostics Limited
- Liquid handling device10 Sep 2026US 2026/0264079 A1Osler Diagnostics Limited
- Cartridges and uses thereof20 Aug 2026US 2026/0243698 A1Instrumentation Laboratory Company
- Devices, systems, and methods for processing biological samples using isotachophoresis9 Jul 2026US 2026/0192296 A1Life Technologies Corporation
- Systems and Methods of Oral Cancer Assessment Using Cellular Phenotype Data2 Jul 2026US 2026/0185994 A1New York University
- System and method for semiconductor-based isolation of extracellular vesicles18 Jun 2026US 2026/0166549 A1
Most cited
By later US patents
- Microfabricated elastomeric valve and pump systems619US 6,408,878 B1California Institute of Technology · 2002
- Methods and apparatus for analyzing polynucleotide sequences612US 6,818,395 B1California Institute of Technology · 2004
- Parallel reaction cassette and associated devices590US 5,863,502 ASarnoff Corporation · 1999
- Methods and apparatus for analyzing polynucleotide sequences567US 6,911,345 B2California Institute of Technology · 2005
- Nucleic acid amplification utilizing microfluidic devices541US 6,960,437 B2California Institute of Technology · 2005