C08J 2389/06
Derived from leather or skin
Official title: derived from leather or skin
C08J2389/06 (Derived from leather or skin) appears on 79 US grants and 126 published applications in this corpus.
Search patents in C08J- Granted patents
- 79
- Published applications
- 126
- Assignees
- 98
- Inventors
- 374
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 3 | 3 |
| 2016 | 0 | 2 |
| 2017 | 2 | 12 |
| 2018 | 2 | 2 |
| 2019 | 8 | 12 |
| 2020 | 5 | 7 |
| 2021 | 6 | 8 |
| 2022 | 4 | 13 |
| 2023 | 8 | 15 |
| 2024 | 9 | 11 |
| 2025 | 6 | 10 |
| 2026 | 4 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Protein hydrogel, preparation method and use thereof25 Aug 2026US 12,715,965 B2Real Research Sp. Z O. O.
- Method for preparation of succinylated collagen-fibrinogen hydrogel14 Apr 2026US 12,600,822 B2University-Industry Cooperation Group of Kyung Hee University
- Soft goods formed from a fiber liquid slurry having surface features, and methods for making the same24 Mar 2026US 12,583,981 B2Simplifyber, Inc.
- Polymer strand and process for producing a polymer strand24 Feb 2026US 12,559,866 B23Dbiofibr Inc.
- Binder composition23 Dec 2025US 12,502,879 B2Rockwool A/S
- Thermoplastic collagen compositions comprising polyesters8 Oct 2026US 2026/0308379 A1
- High-strength agricultural foam10 Sep 2026US 2026/0265479 A1Brekland Incorporated
- Peptides and hydrogels for treating corneal diseases20 Aug 2026US 2026/0241071 A1Ottawa Heart Institute Research Corporation
- Reactive gel material for sustained water-based reactions20 Aug 2026US 2026/0242632 A1
- Method for Generating Hydrogel Microparticles13 Aug 2026US 2026/0234345 A1Robert Bosch GmbH
Most cited
By later US patents
- Method of preparing collagen dressing sheet material169US 4,948,540 ASemex Medical, Inc. · 1990
- Collagen sponge131US 4,412,947 ASeton Company · 1983
- Method of making a porous matrix particle49US 5,629,191 AIntegra LifeSciences Corporation · 1997
- Collagen powder and collagen-based thermoplastic composition for preparing conformed articles44US 9,156,950 B2Naturin GmbH & Co. · 2015
- Collagen membrane made from porcine skin42US 7,022,358 B2Ed. Geistlich Sohne A.G. fur Chemische Industrie · 2006