A61F 2002/6678
L-shaped
Official title: {L-shaped}
A61F2002/6678 (L-shaped) appears on 108 US grants and 133 published applications in this corpus.
Search patents in A61F- Granted patents
- 108
- Published applications
- 133
- Assignees
- 42
- Inventors
- 152
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 0 | 5 |
| 2003 | 2 | 6 |
| 2004 | 3 | 8 |
| 2005 | 5 | 8 |
| 2006 | 1 | 5 |
| 2007 | 5 | 2 |
| 2008 | 6 | 9 |
| 2009 | 5 | 3 |
| 2010 | 5 | 3 |
| 2011 | 1 | 3 |
| 2012 | 7 | 4 |
| 2013 | 3 | 8 |
| 2014 | 7 | 5 |
| 2015 | 7 | 9 |
| 2016 | 6 | 7 |
| 2017 | 4 | 4 |
| 2018 | 10 | 6 |
| 2019 | 3 | 8 |
| 2020 | 3 | 5 |
| 2021 | 1 | 8 |
| 2022 | 5 | 6 |
| 2023 | 1 | 1 |
| 2024 | 1 | 4 |
| 2025 | 4 | 4 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Prosthetic foot11 Aug 2026US 12,702,571 B2Ottobock SE & Co. Kgaa
- Prosthetic foot with reinforced spring connection21 Apr 2026US 12,605,260 B2Otto Bock Healthcare GmbH
- Prosthetic foot with distributed stress17 Mar 2026US 12,575,948 B2Little Room Innovations, LLC
- Prosthetic/orthosis spring layer(s) with composite rivet(s)17 Mar 2026US 12,575,949 B2Camp Scandinavia AB
- Robotic prosthetic leg and method for driving robotic prosthetic leg8 Jul 2025US 12,350,176 B2Korea Institute of Machinery & Materials
- Prosthetic foot with composite attachment16 Apr 2026US 2026/0102261 A1Willowwood Global LLC
- Prosthetic foot with spaced spring elements26 Feb 2026US 2026/0053645 A1Otto Bock Healthcare GmbH
- Pump mechanism30 Oct 2025US 2025/0332005 A1Ossur Iceland Ehf
- Prosthetic foot with layers of fibrous material8 May 2025US 2025/0143894 A1Ossur Iceland Ehf
- Pump system1 May 2025US 2025/0134679 A1Ossur Iceland Ehf
Most cited
By later US patents
- Prosthetic foot with reinforcing member150US 5,944,760 ARoland J. Christensen Family Limited Partnership · 1999
- Prosthetic foot with means for energy storage and release134US 6,007,582 AOrtho Europe Ltd. · 1999
- Ankle block with spring inserts117US 6,206,934 B1Flex-Foot, Inc. · 2001
- Prosthetic foot with energy transfer medium including variable viscosity fluid117US 6,663,673 B22003
- Variable resistance cell93US 6,875,241 B2Roland J. Christensen, as operating Manager of RJC Development, LC, General Partner of the Roland J. Christensen Family Limited Partnership · 2005