A61M 2039/0646
Duckbill-valve
Official title: {Duckbill-valve}
A61M2039/0646 (Duckbill-valve) appears on 119 US grants and 96 published applications in this corpus.
Search patents in A61M- Granted patents
- 119
- Published applications
- 96
- Assignees
- 70
- Inventors
- 205
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 2 |
| 2006 | 0 | 7 |
| 2007 | 1 | 6 |
| 2008 | 3 | 3 |
| 2009 | 2 | 4 |
| 2010 | 3 | 10 |
| 2011 | 4 | 4 |
| 2012 | 5 | 4 |
| 2013 | 1 | 5 |
| 2014 | 4 | 1 |
| 2015 | 4 | 6 |
| 2016 | 2 | 4 |
| 2017 | 2 | 4 |
| 2018 | 5 | 5 |
| 2019 | 4 | 5 |
| 2020 | 5 | 1 |
| 2021 | 2 | 7 |
| 2022 | 1 | 3 |
| 2023 | 3 | 3 |
| 2024 | 3 | 0 |
| 2025 | 4 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sheath and cannula combination devices for selectively directing blood flow and enabling interventional medical procedures19 May 2026US 12,629,495 B2Tufts Medical Center, Inc.
- Devices, systems, and methods for holding medical devices10 Mar 2026US 12,569,651 B2American Endoscopic Innovations, LLC
- Method of delivering a urological device into a bladder neck or urethra of a user14 Oct 2025US 12,440,323 B2Coloplast A/S
- Catheter assembly and medical valve16 Sep 2025US 12,415,055 B2Terumo Kabushiki Kaisha
- Asymmetric shaft seal29 Apr 2025US 12,285,190 B2Cilag GmbH International
- Catheter Assembly with Near-Patient Connector Having Improved Back-Pressure Capability12 Mar 2026US 2026/0069848 A1Becton, Dickinson and Company
- Catheter assembly and medical valve25 Dec 2025US 2025/0387596 A1Terumo Kabushiki Kaisha
- Catheter Assembly Near Port Connector with Improved Backpressure Performance and Leak Prevention13 Nov 2025US 2025/0345567 A1Becton, Dickinson and Company
- Sheath and cannula combination devices for selectively directing blood flow and enabling interventional medical procedures23 Oct 2025US 2025/0325738 A1Tufts Medical Center, Inc.
- Sheathing and delivery system for collapsible blood pumps10 Jul 2025US 2025/0222249 A1
Most cited
By later US patents
- Hub for tearaway sheath assembly1,078US 8,147,456 B2Medical Components, Inc. · 2012
- Hemostasis valve1,062US 8,298,189 B2Medical Components, Inc. · 2012
- Endovascular delivery system852US 5,968,068 ABaxter International Inc. · 1999
- Endovascular delivery system639US 6,379,372 B1Edwards Lifesciences Corporation · 2002
- Large-diameter introducer sheath having hemostasis valve and removable steering mechanism469US 5,599,305 ACardiovascular Concepts, Inc. · 1997