A61F 2/2421
With non-pivoting rigid closure members
Official title: {with non-pivoting rigid closure members}
A61F2/2421 (With non-pivoting rigid closure members) appears on 118 US grants and 128 published applications in this corpus.
Search patents in A61F- Granted patents
- 118
- Published applications
- 128
- Assignees
- 48
- Inventors
- 162
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 3 |
| 2003 | 1 | 5 |
| 2004 | 1 | 8 |
| 2005 | 4 | 3 |
| 2006 | 2 | 3 |
| 2007 | 3 | 4 |
| 2008 | 2 | 3 |
| 2009 | 2 | 2 |
| 2010 | 4 | 1 |
| 2011 | 0 | 9 |
| 2012 | 3 | 5 |
| 2013 | 1 | 2 |
| 2014 | 3 | 5 |
| 2015 | 7 | 4 |
| 2016 | 8 | 7 |
| 2017 | 4 | 11 |
| 2018 | 5 | 12 |
| 2019 | 8 | 5 |
| 2020 | 5 | 8 |
| 2021 | 6 | 7 |
| 2022 | 7 | 5 |
| 2023 | 5 | 4 |
| 2024 | 4 | 5 |
| 2025 | 5 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Devices for reducing cardiac valve regurgitation27 Jan 2026US 12,533,232 B2Edwards Lifesciences Corporation
- Methods and systems for lowering blood pressure through reduction of ventricle filling4 Nov 2025US 12,458,805 B2BackBeat Medical, Inc.
- Percutaneous prosthetic device for replacing a mitral valve7 Oct 2025US 12,433,744 B2The Governors of the University of Alberta
- Tricuspid regurgitation control devices for orthogonal transcatheter heart valve prosthesis10 Jun 2025US 12,324,737 B2VDyne, Inc.
- Methods and systems for controlling blood pressure by controlling atrial pressure11 Mar 2025US 12,246,180 B2BackBeat Medical, Inc.
- Devices for reducing cardiac valve regurgitation8 Oct 2026US 2026/0306257 A1Edwards Lifesciences Corporation
- Methods and Systems for Lowering Blood Pressure Through Reduction of Ventricle Filling2 Apr 2026US 2026/0091237 A1BackBeat Medical, Inc.
- Systems for placing a coapting member between valvular leaflets6 Nov 2025US 2025/0339268 A1Edwards Lifesciences Corporation
- Tricuspid regurgitation control devices for orthogonal transcatheter heart valve prosthesis28 Aug 2025US 2025/0268711 A1VDyne, Inc.
- Methods And Systems For Controlling Blood Pressure By Controlling Atrial Pressure15 May 2025US 2025/0152945 A1BackBeat Medical, Inc.
Most cited
By later US patents
- Implantable prosthetic valve1,995US 6,730,118 B2Percutaneous Valve Technologies, Inc. · 2004
- Percutaneously-inserted cardiac valve1,884US 5,332,402 A1994
- Implantable prosthetic valve1,862US 6,893,460 B2Percutaneous Valve Technologies, Inc. · 2005
- Dilatation catheter1,521US 4,922,905 A1990
- Implantable prosthetic valve1,347US 7,510,575 B2Edwards Lifesciences Corporation · 2009