A61M 5/40
Using low-level float-valve to cut off media flow from reservoir
Official title: using low-level float-valve to cut off media flow from reservoir {(position detection of a floating member A61M5/1685)}
A61M5/40 (Using low-level float-valve to cut off media flow from reservoir) appears on 98 US grants and 61 published applications in this corpus.
Search patents in A61M- Granted patents
- 98
- Published applications
- 61
- Assignees
- 43
- Inventors
- 158
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 7 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 1 | 5 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 3 | 5 |
| 2013 | 3 | 5 |
| 2014 | 3 | 2 |
| 2015 | 1 | 3 |
| 2016 | 3 | 4 |
| 2017 | 5 | 3 |
| 2018 | 0 | 0 |
| 2019 | 5 | 3 |
| 2020 | 2 | 3 |
| 2021 | 0 | 1 |
| 2022 | 3 | 3 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems, apparatus, and methods for filtering air from a fluid line14 Oct 2025US 12,440,629 B2410 Medical, Inc.
- Convergent-divergent drip chamber integrated with floating valve member9 Sep 2025US 12,409,266 B2CareFusion 303, Inc.
- Systems, apparatus, and methods for filtering air from a fluid line28 Feb 2023US 11,590,295 B2410 Medical, Inc.
- Passive start drip chamber13 Sep 2022US 11,439,751 B2CareFusion 303, Inc.
- Venting component, catheter and syringe including the same19 Jul 2022US 11,389,592 B2Boe Technology Group Co., Ltd.
- System for automatic detection, measurement, and elimination of air from a fluid pathway17 Sep 2026US 2026/0273199 A1
- Systems, apparatus, and methods for filtering air from a fluid line20 Aug 2026US 2026/0241114 A1410 Medical, Inc.
- Infusion device and drip assembly thereof4 Jun 2026US 2026/0151573 A1
- Convergent-divergent drip chamber integrated with floating valve member4 Dec 2025US 2025/0367377 A1CareFusion 303, Inc.
- Drip infusion container for infusion device1 May 2025US 2025/0135108 A1
Most cited
By later US patents
- Blood pumping and processing system359US 5,423,738 A1995
- Perfusion system153US 5,823,986 AMedtronic, Inc. · 1998
- Intravenous solution flow regulator91US 4,396,016 A1983
- Flow control in an intravenous fluid delivery system88US 7,695,448 B2General Electric Company · 2010
- Method and apparatus for uninterrupted delivery of radiographic dye79US 5,911,708 A1999