A61L 27/00
Materials for grafts or prostheses or for coating grafts or prostheses
Official title: Materials for {grafts or} prostheses or for coating {grafts or} prostheses (dental prostheses A61C13/00; shape or structure of prostheses A61F2/00; use of preparations for artificial teeth A61K6/80; artificial kidneys A61M1/14)
A61L27/00 (Materials for grafts or prostheses or for coating grafts or prostheses) appears on 18,759 US grants and 26,160 published applications in this corpus.
Search patents in A61L- Granted patents
- 18,759
- Published applications
- 26,160
- Assignees
- 7,321
- Inventors
- 36,494
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 31 | 0 |
| 1977 | 19 | 0 |
| 1978 | 31 | 0 |
| 1979 | 27 | 0 |
| 1980 | 39 | 0 |
| 1981 | 48 | 0 |
| 1982 | 53 | 0 |
| 1983 | 41 | 0 |
| 1984 | 61 | 0 |
| 1985 | 58 | 0 |
| 1986 | 81 | 0 |
| 1987 | 116 | 0 |
| 1988 | 97 | 0 |
| 1989 | 151 | 0 |
| 1990 | 135 | 0 |
| 1991 | 153 | 0 |
| 1992 | 177 | 0 |
| 1993 | 172 | 0 |
| 1994 | 208 | 0 |
| 1995 | 178 | 0 |
| 1996 | 219 | 0 |
| 1997 | 317 | 0 |
| 1998 | 387 | 0 |
| 1999 | 350 | 0 |
| 2000 | 302 | 0 |
| 2001 | 354 | 134 |
| 2002 | 325 | 541 |
| 2003 | 391 | 684 |
| 2004 | 323 | 786 |
| 2005 | 266 | 879 |
| 2006 | 306 | 833 |
| 2007 | 276 | 932 |
| 2008 | 249 | 980 |
| 2009 | 272 | 963 |
| 2010 | 491 | 1089 |
| 2011 | 505 | 1037 |
| 2012 | 638 | 1011 |
| 2013 | 706 | 1080 |
| 2014 | 887 | 1201 |
| 2015 | 889 | 1145 |
| 2016 | 782 | 1216 |
| 2017 | 854 | 1196 |
| 2018 | 784 | 1165 |
| 2019 | 842 | 1396 |
| 2020 | 945 | 1362 |
| 2021 | 831 | 1350 |
| 2022 | 721 | 1208 |
| 2023 | 703 | 1079 |
| 2024 | 764 | 1146 |
| 2025 | 733 | 1003 |
| 2026 | 471 | 744 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 27/50Materials characterised by their function or physical properties11,461
- A61L 27/14Macromolecular materials8,578
- A61L 27/36Containing ingredients of undetermined constitution or reaction products thereof5,967
- A61L 27/28Materials for coating prostheses4,124
- A61L 27/02Inorganic materials2,977
- A61L 27/40Composite materials, i.e. containing one material dispersed in a matrix of the2,700
Recent patents
- Tapered heart valve covering6 Oct 2026US 12,751,822 B2Edwards Lifesciences Corporation
- Use of porous calcium-based granules for promoting healing of an intra-articular or peri-articular fracture of a fractured bone6 Oct 2026US 12,751,970 B2Joy Medical Devices Corporation
- Compressed bone composition and methods of use thereof6 Oct 2026US 12,752,040 B2LifeNet Health
- Polymeric patch scaffolds for articular cartilage regeneration6 Oct 2026US 12,752,041 B2University of Southern California
- Tissue stimulating devices, systems, and methods6 Oct 2026US 12,752,108 B2
- Percutaneous potts shunt devices and methods8 Oct 2026US 2026/0306241 A1Transmural Systems LLC
- Colored Ophthalmological Implant and Method of Manufacturing a Colored Ophthalmological Implant8 Oct 2026US 2026/0306246 A1Ziemer Ophthalmic Systems AG
- Systems for amniotic tissue ocular surface resurfacing and methods therefor8 Oct 2026US 2026/0306248 A1Restore Vision Partners, LP
- Modular bone defect repair system8 Oct 2026US 2026/0306263 A1
- Mouldable artificial bone composite material and preparationmethod thereof8 Oct 2026US 2026/0306703 A1Shenzhen Corliber Scientific Co., Ltd.
Most cited
By later US patents
- Medical devices incorporating sim alloy elements2,338US 4,665,906 ARaychem Corporation · 1987
- In situ polymerizable hydrogels2,015US 6,818,018 B1Incept, LLC · 2004
- Closed porous chambers for implanting tissue in a host1,958US 5,344,454 ABaxter International Inc. · 1994
- Drug releasing anastomosis devices and methods for treating anastomotic sites1,779US 7,108,701 B2Ethicon, Inc. · 2006
- Porous tissue scaffoldings for the repair of regeneration of tissue1,754US 6,333,029 B1Ethicon, Inc. · 2001