A61F 2250/0014
Special features of prostheses classified in groups a61f2/00 - a61f2/26 or a61f2/82
Official title: having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
A61F2250/0014 (Special features of prostheses classified in groups a61f2/00 - a61f2/26 or a61f2/82) appears on 7,210 US grants and 9,642 published applications in this corpus.
Search patents in A61F- Granted patents
- 7,210
- Published applications
- 9,642
- Assignees
- 2,231
- Inventors
- 10,313
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 13 | 0 |
| 1986 | 7 | 0 |
| 1987 | 19 | 0 |
| 1988 | 15 | 0 |
| 1989 | 26 | 0 |
| 1990 | 27 | 0 |
| 1991 | 32 | 0 |
| 1992 | 30 | 0 |
| 1993 | 26 | 0 |
| 1994 | 36 | 0 |
| 1995 | 22 | 0 |
| 1996 | 58 | 0 |
| 1997 | 61 | 0 |
| 1998 | 84 | 0 |
| 1999 | 84 | 0 |
| 2000 | 102 | 0 |
| 2001 | 137 | 61 |
| 2002 | 121 | 178 |
| 2003 | 160 | 228 |
| 2004 | 111 | 322 |
| 2005 | 111 | 342 |
| 2006 | 130 | 374 |
| 2007 | 124 | 389 |
| 2008 | 94 | 405 |
| 2009 | 138 | 375 |
| 2010 | 202 | 391 |
| 2011 | 225 | 367 |
| 2012 | 280 | 380 |
| 2013 | 281 | 332 |
| 2014 | 356 | 407 |
| 2015 | 321 | 347 |
| 2016 | 339 | 428 |
| 2017 | 347 | 453 |
| 2018 | 318 | 417 |
| 2019 | 426 | 492 |
| 2020 | 445 | 507 |
| 2021 | 378 | 472 |
| 2022 | 340 | 448 |
| 2023 | 308 | 431 |
| 2024 | 340 | 415 |
| 2025 | 306 | 427 |
| 2026 | 191 | 254 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 2250/0039Differing in diameterIndexing code2,400
- A61F 2250/0018Differing in elasticity, stiffness or compressibilityIndexing code1,519
- A61F 2250/0036Differing in thicknessIndexing code1,084
- A61F 2250/0023Differing in porosityIndexing code812
- A61F 2250/003Differing in adsorbability or resorbability, i.e. in adsorption or resorption timeIndexing code697
- A61F 2250/0029Differing in bending or flexure capacityIndexing code507
- A61F 2250/0026Differing in surface structuresIndexing code464
- A61F 2250/0037Differing in height or in lengthIndexing code450
All 30 subgroupsShow fewer
- A61F 2250/0015Differing in density or specific weightIndexing code343
- A61F 2250/0048Differing in mechanical expandabilityIndexing code336
- A61F 2250/0019Differing in hardnessIndexing code301
- A61F 2250/0051Differing in tissue ingrowth capacityIndexing code218
- A61F 2250/0053Differing in optical propertiesIndexing code200
- A61F 2250/0028Differing in fibre orientationsIndexing code172
- A61F 2250/0025Differing in roughnessIndexing code132
- A61F 2250/0032Differing in radiographic densityIndexing code128
- A61F 2250/0043Differing in electric propertiesIndexing code104
- A61F 2250/0021Differing in coefficient of frictionIndexing code102
- A61F 2250/0042Differing in shape-memory transition temperaturesIndexing code71
- A61F 2250/0056Differing in wettabilityIndexing code63
- A61F 2250/0035Differing in release or diffusion timeIndexing code60
- A61F 2250/005Differing in colourIndexing code39
- A61F 2250/0041Differing in wear resistanceIndexing code19
- A61F 2250/0054Differing in corrosion resistanceIndexing code16
- A61F 2250/0046Differing in melting temperatureIndexing code15
- A61F 2250/0047Differing in thermal conductivityIndexing code14
- A61F 2250/0057Made from both cured and uncured partsIndexing code14
- A61F 2250/0034Differing in viscosityIndexing code13
- A61F 2250/002Differing in moment of inertiaIndexing code9
- A61F 2250/004Differing in coefficient of thermal expansionIndexing code5
Recent patents
- Mitral repair and replacement devices and methods6 Oct 2026US 12,751,815 B2Mitral Valve Technologies Sarl
- Replacement heart valve system6 Oct 2026US 12,751,821 B2Boston Scientific Scimed, Inc.
- Tapered heart valve covering6 Oct 2026US 12,751,822 B2Edwards Lifesciences Corporation
- Uncaging stent6 Oct 2026US 12,751,844 B2Elixir Medical Corporation
- Lymph conduction system implant and method of using same29 Sep 2026US 12,746,109 B2Bard Peripheral Vascular, Inc.
- Percutaneous potts shunt devices and methods8 Oct 2026US 2026/0306241 A1Transmural Systems LLC
- Prophylactic system and support structure for an aneurysm8 Oct 2026US 2026/0306244 A1Life Seal Vascular, Inc.
- Colored Ophthalmological Implant and Method of Manufacturing a Colored Ophthalmological Implant8 Oct 2026US 2026/0306246 A1Ziemer Ophthalmic Systems AG
- Prosthetic valves with skirt support features8 Oct 2026US 2026/0306256 A1Edwards Lifesciences Corporation
- Spindle with leaflet protrusion dampeners8 Oct 2026US 2026/0306259 A1Medtronic, Inc.
Most cited
By later US patents
- Prosthetic valve for transluminal delivery1,881US 7,018,406 B2Corevalve, S.A. · 2006
- Porous tissue scaffoldings for the repair of regeneration of tissue1,754US 6,333,029 B1Ethicon, Inc. · 2001
- Self-expanding prosthesis having stable axial length1,737US 5,064,435 ASchneider (USA) Inc. · 1991
- Multi-layered implant1,554US 5,686,090 AEthicon, Inc. · 1997
- Osteogenic implants derived from bone1,550US 6,863,694 B1Osteotech, Inc. · 2005