A61M 2039/2406
Designed to quickly shut upon the presence of back-pressure
Official title: {designed to quickly shut upon the presence of back-pressure}
A61M2039/2406 (Designed to quickly shut upon the presence of back-pressure) appears on 105 US grants and 139 published applications in this corpus.
Search patents in A61M- Granted patents
- 105
- Published applications
- 139
- Assignees
- 64
- Inventors
- 193
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 3 | 7 |
| 2004 | 4 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 3 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 3 | 9 |
| 2015 | 5 | 4 |
| 2016 | 5 | 6 |
| 2017 | 3 | 3 |
| 2018 | 6 | 6 |
| 2019 | 2 | 14 |
| 2020 | 9 | 11 |
| 2021 | 11 | 16 |
| 2022 | 9 | 17 |
| 2023 | 15 | 10 |
| 2024 | 15 | 12 |
| 2025 | 5 | 2 |
| 2026 | 5 | 6 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Needleless connector having check valve with concave flow surface29 Sep 2026US 12,746,383 B2CareFusion 303, Inc.
- Needleless connector with support member25 Aug 2026US 12,714,843 B2CareFusion 303, Inc.
- Needleless connector with support member23 Jun 2026US 12,661,494 B2CareFusion 303, Inc.
- Device and method for applying a pharmaceutical fluid12 May 2026US 12,622,576 B2Heraeus Medical GmbH
- Methods and apparatus for controlling respiratory therapy17 Mar 2026US 12,576,225 B2ResMed Pty Ltd
- Devices and methods for tension pneumothorax treatment1 Oct 2026US 2026/0294476 A1MEDPACK Devices L.L.C.
- Needleless connector with support member1 Oct 2026US 2026/0295233 A1CareFusion 303, Inc.
- Continuous sealing tuohy-borst adapter28 May 2026US 2026/0144975 A1Cygnusmed, Inc.
- Pressure-sensing bleed-back control valve with improved sealing14 May 2026US 2026/0131123 A9Cygnus Medical, LLC
- Floater based flow control device for gravity iv sets29 Jan 2026US 2026/0027294 A1CareFusion 303, Inc.
Most cited
By later US patents
- Medical connector with automatic valves and volume regulator196US 8,454,579 B2ICU Medical, Inc. · 2013
- Fluid delivery system including a fluid path set and a check valve connector67US 8,540,698 B2Medrad, Inc. · 2013
- Medical devices for blood reflux prevention and methods of use63US 9,302,049 B2Becton, Dickinson and Company · 2016
- Vacuum demand valve61US 6,550,493 B2Baxter International Inc. · 2003
- Medical connectors and methods of use61US 9,278,206 B2ICU Medical, Inc. · 2016