B01L 3/567
Valves, taps or stop-cocks
Official title: {Valves, taps or stop-cocks}
B01L3/567 (Valves, taps or stop-cocks) appears on 185 US grants and 237 published applications in this corpus.
Search patents in B01L- Granted patents
- 185
- Published applications
- 237
- Assignees
- 150
- Inventors
- 543
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 3 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 6 |
| 2011 | 0 | 3 |
| 2012 | 1 | 6 |
| 2013 | 6 | 12 |
| 2014 | 5 | 11 |
| 2015 | 9 | 15 |
| 2016 | 16 | 26 |
| 2017 | 18 | 10 |
| 2018 | 9 | 13 |
| 2019 | 18 | 24 |
| 2020 | 10 | 10 |
| 2021 | 14 | 28 |
| 2022 | 13 | 22 |
| 2023 | 18 | 12 |
| 2024 | 11 | 12 |
| 2025 | 13 | 6 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for inline, dual-stage sample dilution5 May 2026US 12,616,969 B2Elemental Scientific, Inc.
- Stabilized reagent compositions, systems and methods using the same24 Mar 2026US 12,582,982 B2Watts Regulator Co.
- Blood sample management using open cell foam27 Jan 2026US 12,533,061 B2Becton, Dickinson and Company
- Method and apparatus to identify fluidic path positions13 Jan 2026US 12,521,713 B2Illumina, Inc.
- Systems and related pump manifold assemblies30 Dec 2025US 12,510,555 B2Illumina, Inc.
- Configurable assembly for retaining and dispensing liquids1 Oct 2026US 2026/0295594 A1Evolution Design & Development LLC
- Biosensor system and method of controlling same13 Aug 2026US 2026/0233219 A1LG Electronics Inc.
- Nucleic acid extraction and purification cartridges13 Aug 2026US 2026/0233224 A1Manta Biosystems, Inc.
- Biosensor cartridge23 Jul 2026US 2026/0208181 A1LG Electronics Inc.
- Saliva test strip and method16 Jul 2026US 2026/0198809 A1MX3 Diagnostics, Inc.
Most cited
By later US patents
- Automatic sealing closure means for closing off a passage in a flexible cuvette195US 5,154,888 AEastman Kodak Company · 1992
- High temperature fluid sample aging cell162US 9,784,667 B2OFI Testing Equipment, Inc. · 2017
- Method for producing a heatable and refrigerable element for a system handling small quantities of liquid, and an element manufactured by the method135US 5,311,896 A1994
- System and process for microfluidics-based automated chemistry56US 6,813,568 B2Memorial Sloan Kettering Cancer Center · 2004
- Safety valves for protection against liquid contamination44US 3,982,538 AInternationale Octrooi Maatschappij "Octropa" B.V. · 1976