A43B 13/183
Leaf springs
Official title: {Leaf springs}
A43B13/183 (Leaf springs) appears on 355 US grants and 450 published applications in this corpus.
Search patents in A43B- Granted patents
- 355
- Published applications
- 450
- Assignees
- 106
- Inventors
- 561
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 4 | 5 |
| 2003 | 3 | 6 |
| 2004 | 1 | 3 |
| 2005 | 8 | 11 |
| 2006 | 5 | 13 |
| 2007 | 3 | 8 |
| 2008 | 4 | 14 |
| 2009 | 7 | 14 |
| 2010 | 7 | 16 |
| 2011 | 11 | 15 |
| 2012 | 14 | 16 |
| 2013 | 16 | 19 |
| 2014 | 11 | 19 |
| 2015 | 12 | 23 |
| 2016 | 18 | 23 |
| 2017 | 18 | 25 |
| 2018 | 17 | 15 |
| 2019 | 13 | 21 |
| 2020 | 17 | 20 |
| 2021 | 18 | 28 |
| 2022 | 16 | 19 |
| 2023 | 20 | 35 |
| 2024 | 24 | 28 |
| 2025 | 30 | 29 |
| 2026 | 23 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sole for a shoe11 Aug 2026US 12,702,190 B2adidas AG
- Sole structures for articles of footwear11 Aug 2026US 12,702,193 B2NIKE, Inc.
- Sole structure for article of footwear11 Aug 2026US 12,702,194 B2NIKE, Inc.
- Footwear sole assembly4 Aug 2026US 12,696,952 B2Xelero Technology, LLC
- Article of footwear having a sole plate30 Jun 2026US 12,667,164 B2Puma SE
- Shoe having a sole with a stability structure13 Aug 2026US 2026/0232069 A1adidas AG
- Foamed sole components and method for making a sole with foamed sole components13 Aug 2026US 2026/0232075 A1Skechers U.S. A., Inc. II
- Plate for shoe sole, shoe sole, and method for enhancing force feedback efficiency of shoe sole6 Aug 2026US 2026/0223986 A1Sanliuyidu (China) Co., Ltd.
- Shoe structure23 Jul 2026US 2026/0206913 A1X-Technology Swiss GmbH
- Article of footwear having a sole plate23 Jul 2026US 2026/0206915 A1Puma SE
Most cited
By later US patents
- Shoe with an improved midsole370US 5,343,639 ANIKE, Inc. · 1994
- Shoe bottom, in particular for sports shoes333US 5,337,492 Aadidas AG · 1994
- Shoe with an improved midsole277US 5,353,523 ANIKE, Inc. · 1994
- Shoe with energy control system233US 4,815,221 AReebok International Ltd. · 1989
- Insert for a shoe sole196US 5,528,842 AThe Rockport Company, Inc. · 1996