A61F 2/3601
For replacing only the epiphyseal or metaphyseal parts of the femur
Official title: {for replacing only the epiphyseal or metaphyseal parts of the femur, e.g. endoprosthetic femoral heads or necks directly fixed to the natural femur by internal fixation devices (non-prosthetic internal fixation devices for the femoral head or neck A61B17/74)}
A61F2/3601 (For replacing only the epiphyseal or metaphyseal parts of the femur) appears on 470 US grants and 565 published applications in this corpus.
Search patents in A61F- Granted patents
- 470
- Published applications
- 565
- Assignees
- 165
- Inventors
- 735
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 6 |
| 2002 | 7 | 12 |
| 2003 | 10 | 24 |
| 2004 | 11 | 20 |
| 2005 | 0 | 23 |
| 2006 | 6 | 19 |
| 2007 | 7 | 25 |
| 2008 | 4 | 31 |
| 2009 | 8 | 24 |
| 2010 | 16 | 29 |
| 2011 | 18 | 24 |
| 2012 | 13 | 48 |
| 2013 | 21 | 21 |
| 2014 | 25 | 22 |
| 2015 | 27 | 23 |
| 2016 | 27 | 32 |
| 2017 | 27 | 26 |
| 2018 | 25 | 24 |
| 2019 | 19 | 16 |
| 2020 | 14 | 18 |
| 2021 | 20 | 23 |
| 2022 | 19 | 21 |
| 2023 | 4 | 11 |
| 2024 | 13 | 15 |
| 2025 | 14 | 18 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Length-modulating total joint prosthesis and method8 Sep 2026US 12,728,008 B2
- Hip joint method18 Aug 2026US 12,708,375 B2
- Hip joint method28 Jul 2026US 12,690,975 B2
- Ceramic femoral resurfacing head prosthesis26 May 2026US 12,636,159 B2MatOrtho Limited
- Hip joint device and method19 May 2026US 12,629,257 B2
- Hip joint device and method3 Sep 2026US 2026/0256593 A1
- Liner locking systems and assembly methods for arthroplasty implant systems13 Aug 2026US 2026/0232454 A1Arthrex, Inc.
- A dual mobility prothesis for implantation into the acetabulum16 Jul 2026US 2026/0199096 A1MatOrtho Limited
- Artificial hip joint prosthesis and method for mounting the same4 Jun 2026US 2026/0151236 A1Beijing Naton Medical Technology Holdings Co., Ltd.
- Hip Joint23 Apr 2026US 2026/0108356 A1
Most cited
By later US patents
- Inflatable device for use in surgical protocols relating to treatment of fractured or diseased bones839US 5,827,289 A1998
- Artificial intervertebral disc736US 5,458,643 AKabushiki Kaisha Biomaterial Universe Corporation of Japan · 1995
- Inflatable device for use in surgical protocol relating to fixation of bone625US 6,066,154 AKyphon Inc. · 2000
- Inflatable device for use in surgical protocol relating to fixation of bone617US 6,235,043 B1Kyphon Inc. · 2001
- Method of producing prostheses for replacement of articular cartilage and prostheses so produced441US 4,627,853 AAmerican Hospital Supply Corporation · 1986