C14B 7/04
By cementing or pressing together leather pieces, strips or layers, reinforcing or
Official title: by cementing or pressing together leather pieces, strips or layers, Reinforcing or stiffening leather by means of reinforcing layers
C14B7/04 (By cementing or pressing together leather pieces, strips or layers, reinforcing or) appears on 23 US grants and 22 published applications in this corpus.
Search patents in C14B- Granted patents
- 23
- Published applications
- 22
- Assignees
- 14
- Inventors
- 49
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 3 | 2 |
| 2019 | 0 | 1 |
| 2020 | 5 | 1 |
| 2021 | 0 | 0 |
| 2022 | 4 | 3 |
| 2023 | 0 | 3 |
| 2024 | 1 | 3 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing a multilayer laminar product and plant for implementing said method24 Feb 2026US 12,559,805 B2Costa S.R.L.
- Functional leather product and a method for producing the same19 Aug 2025US 12,389,961 B2Mercurius Slg Ltd
- Sustainable scrap leather reusing and process thereof11 Mar 2025US 12,247,260 B2K H Exports India Private Limited
- Recycled leather, and apparatus for dry-manufacturing recycled leather25 Jun 2024US 12,018,339 B2Atko Planning Inc.
- High-strength and tear-resistant leather materials and methods of manufacture15 Nov 2022US 11,499,267 B1Sustainable Composites, LLC
- Method for manufacturing recycled leather by using leather11 Jun 2026US 2026/0159907 A1Joil Industrial Co., Ltd.
- Method for the Surface Treatment of Flexible Covers for Use in the Automotive and Aeronautical Industry9 Oct 2025US 2025/0313908 A1Gruppo Mastrotto S.P.A.
- Leather fibers for product materials physically extracted from cowhide13 Mar 2025US 2025/0084563 A1Atko Planning Inc.
- Sustainable scrap leather reusing and process thereof12 Sep 2024US 2024/0301522 A1K H Exports India Private Limited
- Method for Producing a Multilayer Laminar Product and Plant for Implementing Said Method13 Jun 2024US 2024/0190122 A1Costa S.R.L.
Most cited
By later US patents
- Dispersion processing aids for the formation of a leather material16US 10,138,595 B1Sustainable Composites, LLC · 2018
- High strength leather material14US 10,124,543 B1Sustainable Composites, LLC · 2018
- High strength leather material14US 10,131,096 B1Sustainable Composites, LLC · 2018
- Method for repairing plastic-like materials7US 3,975,558 A1976
- Process for bonding leather to leather4US 5,028,285 A1991