A61L 27/3625
Vascular tissue
Official title: {Vascular tissue, e.g. heart valves}
A61L27/3625 (Vascular tissue) appears on 315 US grants and 472 published applications in this corpus.
Search patents in A61L- Granted patents
- 315
- Published applications
- 472
- Assignees
- 198
- Inventors
- 675
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 4 | 6 |
| 2003 | 6 | 8 |
| 2004 | 2 | 6 |
| 2005 | 2 | 7 |
| 2006 | 3 | 6 |
| 2007 | 3 | 6 |
| 2008 | 1 | 7 |
| 2009 | 0 | 11 |
| 2010 | 5 | 8 |
| 2011 | 3 | 9 |
| 2012 | 6 | 8 |
| 2013 | 5 | 18 |
| 2014 | 6 | 15 |
| 2015 | 13 | 34 |
| 2016 | 20 | 26 |
| 2017 | 23 | 28 |
| 2018 | 19 | 30 |
| 2019 | 18 | 28 |
| 2020 | 18 | 44 |
| 2021 | 21 | 44 |
| 2022 | 25 | 38 |
| 2023 | 14 | 27 |
| 2024 | 29 | 22 |
| 2025 | 21 | 30 |
| 2026 | 14 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Single conduit heart valve with unitary leaflet and skirt28 Jul 2026US 12,690,962 B2Boston Scientific Corporation
- 3D printed UV crosslinking masks7 Jul 2026US 12,673,139 B2University of Maryland, College Park
- Methods and systems for printing biological material16 Jun 2026US 12,654,389 B2Prellis Biologics, Inc.
- Tissue based bioprosthetic heart valve12 May 2026US 12,622,781 B2Boston Scientific Corporation
- Aortic stent12 May 2026US 12,623,001 B2CV Cardiovascular GmbH
- Multi-Layered Graft for Tissue Engineering Applications27 Aug 2026US 2026/0248984 A1Ri.MED Foundation
- Bioprosthetic tissue preparation11 Jun 2026US 2026/0158190 A1Edwards Lifesciences Corporation
- Nanostructured low-immunogenic biological artificial blood vessel and preparation method therefor7 May 2026US 2026/0124342 A1Humatrix Medical Technology (Suzhou) Co., Ltd.
- Bioelectric Thread and Delivery Device19 Mar 2026US 2026/0077104 A1Brown University
- Compositions and methods for treating and preventing tissue injury and disease4 Dec 2025US 2025/0367241 A1MicroVascular Tissues, Inc.
Most cited
By later US patents
- Methods for rapid deployment of prosthetic heart valves696US 7,708,775 B2Edwards Lifesciences Corporation · 2010
- Method for processing and preserving collagen-based tissues for transplantation610US 5,336,616 ALifeCell Corporation · 1994
- Rapid deployment prosthetic heart valve358US 8,500,798 B2Edwards Lifesciences Corporation · 2013
- Device, system, and method for transcatheter treatment of valve regurgitation334US 8,888,843 B2Middle Peak Medical, Inc. · 2014
- Method of preparing transplant tissue to reduce immunogenicity upon implantation276US 5,613,982 ACryolife, Inc. · 1997