A43B 23/088
Heel stiffeners
Official title: {Heel stiffeners (A43B23/10, A43B23/14, A43B23/16, A43B23/17 take precedence)}
A43B23/088 (Heel stiffeners) appears on 233 US grants and 327 published applications in this corpus.
Search patents in A43B- Granted patents
- 233
- Published applications
- 327
- Assignees
- 54
- Inventors
- 357
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 5 |
| 2007 | 2 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 3 |
| 2012 | 2 | 6 |
| 2013 | 2 | 4 |
| 2014 | 4 | 20 |
| 2015 | 5 | 8 |
| 2016 | 6 | 10 |
| 2017 | 15 | 17 |
| 2018 | 7 | 14 |
| 2019 | 16 | 17 |
| 2020 | 12 | 26 |
| 2021 | 11 | 19 |
| 2022 | 18 | 33 |
| 2023 | 28 | 38 |
| 2024 | 34 | 44 |
| 2025 | 41 | 33 |
| 2026 | 19 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Footwear heel counter for easier foot entry or removal29 Sep 2026US 12,745,824 B2Skechers U.S. A., Inc. II
- Article of footwear for skating on ice22 Sep 2026US 12,740,612 B2Warrior Sports, Inc.
- Footwear heel spring device25 Aug 2026US 12,714,196 B2NIKE, Inc.
- Footwear heel counter25 Aug 2026US 12,714,198 B2Walmart Apollo, LLC
- Rapid-entry footwear having a multi-action counter11 Aug 2026US 12,702,189 B2Fast IP, LLC
- Footwear heel spring device8 Oct 2026US 2026/0305765 A1NIKE, Inc.
- Shoe upper with integrated construction27 Aug 2026US 2026/0248241 A1Skechers U.S. A., Inc. II
- Shoe, in particular sports shoe30 Jul 2026US 2026/0215530 A1Decathlon
- Article of footwear with flexible sole structure30 Jul 2026US 2026/0215534 A1NIKE, Inc.
- Rapid-entry footwear23 Jul 2026US 2026/0206912 A1Fast IP, LLC
Most cited
By later US patents
- Article of footwear with a stretchable upper and an articulated sole structure180US 6,990,755 B2NIKE, Inc. · 2006
- Protective boot structure140US 5,226,245 A1993
- Article of footwear with heel clip107US 6,298,582 B1NIKE, Inc. · 2001
- Shoe and ankle support therefor102US 5,152,082 A1992
- Article of footwear with a stretchable upper and an articulated sole structure96US 7,392,605 B2NIKE, Inc. · 2008