A61F 2/24
Heart valves
Official title: Heart valves {; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body}
A61F2/24 (Heart valves) appears on 9,683 US grants and 13,221 published applications in this corpus.
Search patents in A61F- Granted patents
- 9,683
- Published applications
- 13,221
- Assignees
- 1,748
- Inventors
- 8,884
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 12 | 0 |
| 1978 | 10 | 0 |
| 1979 | 6 | 0 |
| 1980 | 17 | 0 |
| 1981 | 17 | 0 |
| 1982 | 18 | 0 |
| 1983 | 8 | 0 |
| 1984 | 16 | 0 |
| 1985 | 17 | 0 |
| 1986 | 15 | 0 |
| 1987 | 23 | 0 |
| 1988 | 15 | 0 |
| 1989 | 29 | 0 |
| 1990 | 18 | 0 |
| 1991 | 20 | 0 |
| 1992 | 30 | 0 |
| 1993 | 24 | 0 |
| 1994 | 32 | 0 |
| 1995 | 32 | 0 |
| 1996 | 48 | 0 |
| 1997 | 58 | 0 |
| 1998 | 98 | 0 |
| 1999 | 95 | 0 |
| 2000 | 112 | 0 |
| 2001 | 152 | 76 |
| 2002 | 130 | 211 |
| 2003 | 140 | 236 |
| 2004 | 142 | 318 |
| 2005 | 121 | 363 |
| 2006 | 112 | 317 |
| 2007 | 121 | 318 |
| 2008 | 141 | 321 |
| 2009 | 135 | 282 |
| 2010 | 201 | 320 |
| 2011 | 195 | 370 |
| 2012 | 236 | 389 |
| 2013 | 275 | 403 |
| 2014 | 288 | 606 |
| 2015 | 358 | 487 |
| 2016 | 447 | 572 |
| 2017 | 449 | 675 |
| 2018 | 475 | 699 |
| 2019 | 685 | 833 |
| 2020 | 714 | 842 |
| 2021 | 615 | 807 |
| 2022 | 596 | 786 |
| 2023 | 575 | 805 |
| 2024 | 591 | 822 |
| 2025 | 591 | 808 |
| 2026 | 417 | 555 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 2/2412With soft flexible valve members4,992
- A61F 2/2427Devices for manipulating or deploying heart valves during implantation4,264
- A61F 2/2442Annuloplasty rings or inserts for correcting the valve shape3,005
- A61F 2/2409Support rings therefor1,841
- A61F 2/2478Passive devices for improving the function of the heart muscle, i.e. devices849
- A61F 2/2475Venous valves556
- A61F 2/2403With pivoting rigid closure members522
- A61F 2/2493Transmyocardial revascularisation [tmr] devices363
All 13 subgroupsShow fewer
Recent patents
- Device for heart repair6 Oct 2026US 12,751,709 B2Cardiomech AS
- Heart valve storage and shipping packaging6 Oct 2026US 12,751,811 B2Medtronic, Inc.
- Tri-leaflet mechanical heart valve6 Oct 2026US 12,751,814 B2King Saud University
- Mitral repair and replacement devices and methods6 Oct 2026US 12,751,815 B2Mitral Valve Technologies Sarl
- Heart valve manufacturing devices and methods6 Oct 2026US 12,751,816 B2Edwards Lifesciences Corporation
- Methods and apparatus for plaque disruption8 Oct 2026US 2026/0306119 A1Elixir Medical Corporation
- Systems and methods for endoluminal valve creation8 Oct 2026US 2026/0306131 A1InterVene, Inc.
- Platforms For Mitral and/or Tricuspid Valve Replacement8 Oct 2026US 2026/0306253 A1Majoro Cardiac Innovations, LLC
- Stent features and methods to aid with apposition and alignment to native anatomy, mitigation of paravalvular leak and functional efficiency of prosthetic heart valve8 Oct 2026US 2026/0306254 A14C Medical Technologies, Inc.
- Atrioventricular Valve Modification Systems, Devices, and Methods8 Oct 2026US 2026/0306255 A1Evalve, Inc.
Most cited
By later US patents
- Valve prothesis for implantation in the body and a catheter for implanting such valve prothesis2,468US 5,411,552 A1995
- Medical devices incorporating sim alloy elements2,338US 4,665,906 ARaychem Corporation · 1987
- Artificial heart valve and method and device for implanting the same2,287US 5,855,601 AThe Trustees of Columbia University in the City of New York · 1999
- Percutaneous placement valve stent2,220US 5,957,949 AWorld Medical Manufacturing Corporation · 1999
- Endoluminal cardiac and venous valve prostheses and methods of manufacture and delivery thereof2,213US 6,458,153 B1ABPS Venture One, Ltd. · 2002