A43D 3/027
Lasts with exchangeable parts
Official title: {Lasts with exchangeable parts, e.g. for changing the form or for remodelling}
A43D3/027 (Lasts with exchangeable parts) appears on 30 US grants and 36 published applications in this corpus.
Search patents in A43D- Granted patents
- 30
- Published applications
- 36
- Assignees
- 16
- Inventors
- 74
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 4 |
| 2016 | 0 | 3 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 7 |
| 2022 | 1 | 2 |
| 2023 | 7 | 9 |
| 2024 | 5 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cutting support apparatus, cutting pattern generation method, and cutting system3 Mar 2026US 12,566,424 B2Asics Corporation
- Shoe last extension as an origin25 Feb 2025US 12,232,575 B2NIKE, Inc.
- Last production assisting apparatus and last production system7 Jan 2025US 12,190,496 B2Asics Corporation
- Last8 Oct 2024US 12,108,845 B2Asics Corporation
- Method of customizing a boot10 Sep 2024US 12,082,654 B2Sport Maska Inc.
- Systems, methods and apparatus for providing personalized footwear18 Jun 2026US 2026/0165425 A1Iambic Inc.
- Methods for producing customer specific orthotic footwear from non customer specific lasts31 Oct 2024US 2024/0358121 A1
- Shoe last extension as an origin29 Feb 2024US 2024/0065386 A1NIKE, Inc.
- Shoe and midsole molding method26 Oct 2023US 2023/0339200 A1
- Shoe Last and Sole and Method of Manufacture17 Aug 2023US 2023/0255322 A1
Most cited
By later US patents
- Shoe last and method of constructing a shoe34US 5,881,413 A1999
- Shoe last and method of constructing a shoe26US 5,909,719 A1999
- Shoe last conversion assembly for lasting boots19US 4,286,348 A1981
- Last with a replaceable tip12US 4,523,345 AIngenieria del Calzado, S.A. (I.C.A.S.A.) · 1985
- Fabrication last for shoe manufacture on a computer-controlled transfer line9US 5,054,147 A1991