Method of making footwear with interlocking midsole
US-2021337923-A1 · Nov 4, 2021 · US
combined with heel stiffener, toe stiffener, or shank stiffener
combined with heel stiffener, toe stiffener, or shank stiffener · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A43B13/41 |
| Official title | combined with heel stiffener, toe stiffener, or shank stiffener |
| Display label | combined with heel stiffener, toe stiffener, or shank stiffener |
| Total patents | 159 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 1 |
| 2017 | 17 |
| 2018 | 9 |
| 2019 | 6 |
| 2020 | 14 |
| 2021 | 15 |
| 2022 | 22 |
| 2023 | 18 |
| 2024 | 25 |
| 2025 | 18 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Footwear heel spring device
US-2021330031-A1 · Oct 28, 2021 · US
Sole structure with integrated cleat member and methods of making
US-11051584-B2 · Jul 6, 2021 · US
Footwear heel spring device
US-2021137217-A1 · May 13, 2021 · US
Pain prevention footwear sole
US-11000094-B2 · May 11, 2021 · US
Article of footwear incorporating an impact absorber and having an upper decoupled from its sole in a midfoot region
US-10966485-B2 · Apr 6, 2021 · US
Article of footwear
US-2021022438-A1 · Jan 28, 2021 · US
Golf shoe having composite plate in midsole for providing flex and stability
US-2020383422-A1 · Dec 10, 2020 · US
Golf shoe having midsole and outsole for providing flex and stability
US-2020383421-A1 · Dec 10, 2020 · US
Article of footwear having knit upper with edging
US-10856619-B2 · Dec 8, 2020 · US
Articles and Methods of Manufacture of Articles
US-2020359744-A1 · Nov 19, 2020 · US
Articles and methods of manufacture of articles
US-10798995-B2 · Oct 13, 2020 · US
Footwear with protective toe guard and related method
US-10786044-B2 · Sep 29, 2020 · US
Shoe having cushion within heel member
US-10765171-B2 · Sep 8, 2020 · US
Articles and Methods of Manufacture of Articles
US-2020245720-A1 · Aug 6, 2020 · US
Articles and methods of manufacture of articles
US-10681961-B2 · Jun 16, 2020 · US
Article of footwear having a comfortable and protective toe cap
US-2020178647-A1 · Jun 11, 2020 · US
Footwear heel spring device
US-2020170348-A1 · Jun 4, 2020 · US
Footwear heel spring device
US-2020121027-A1 · Apr 23, 2020 · US
Footwear heel spring device
US-10568385-B2 · Feb 25, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A43B13/41?
- CPC A43B13/41 is the Cooperative Patent Classification code for “combined with heel stiffener, toe stiffener, or shank stiffener.”
- How many patents are filed under CPC A43B13/41 (combined with heel stiffener, toe stiffener, or shank stiffener)?
- Our database includes 159 publications tagged with this CPC code.
- Is patent activity under CPC A43B13/41 growing?
- Publication counts under this code: 25 in 2024 vs 18 in 2025 (latest complete years).