C08L 89/04
Products derived from waste materials
Official title: Products derived from waste materials, e.g. horn, hoof or hair
C08L89/04 (Products derived from waste materials) appears on 534 US grants and 600 published applications in this corpus.
Search patents in C08L- Granted patents
- 534
- Published applications
- 600
- Assignees
- 457
- Inventors
- 1,587
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 10 | 0 |
| 1993 | 5 | 0 |
| 1994 | 13 | 0 |
| 1995 | 12 | 0 |
| 1996 | 24 | 0 |
| 1997 | 29 | 0 |
| 1998 | 35 | 0 |
| 1999 | 13 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 2 |
| 2002 | 5 | 8 |
| 2003 | 7 | 17 |
| 2004 | 8 | 9 |
| 2005 | 5 | 14 |
| 2006 | 9 | 15 |
| 2007 | 6 | 9 |
| 2008 | 3 | 14 |
| 2009 | 4 | 11 |
| 2010 | 3 | 19 |
| 2011 | 9 | 12 |
| 2012 | 10 | 22 |
| 2013 | 13 | 28 |
| 2014 | 15 | 24 |
| 2015 | 11 | 14 |
| 2016 | 12 | 22 |
| 2017 | 13 | 31 |
| 2018 | 24 | 11 |
| 2019 | 21 | 42 |
| 2020 | 13 | 26 |
| 2021 | 20 | 39 |
| 2022 | 17 | 35 |
| 2023 | 23 | 38 |
| 2024 | 23 | 44 |
| 2025 | 26 | 52 |
| 2026 | 15 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for a remote control actuator6 Oct 2026US 12,753,743 B2Trustees of Tufts College
- Process for the production of biodegradable superabsorbent polymer with high absorbency under load based on styrene maleic acid copolymers and biopolymer15 Sep 2026US 12,734,270 B2Polygreen Ltd
- Protein hydrogel, preparation method and use thereof25 Aug 2026US 12,715,965 B2Real Research Sp. Z O. O.
- Use of innovative technologies in the production of gelatine from animal tissues25 Aug 2026US 12,715,995 B2
- Triboelectric nanogenerator14 Jul 2026US 12,679,976 B2Purdue Research Foundation
- Thermoplastic collagen compositions comprising polyesters8 Oct 2026US 2026/0308379 A1
- Biosynthesis-based preparation method for structural material of human body24 Sep 2026US 2026/0285941 A1Shanxi Jinbo Bio-Pharmaceutical Co., Ltd.
- Biopolymer scaffolds and methods for production or use thereof17 Sep 2026US 2026/0273130 A1Bionova Medical, Inc.
- Methods For Inhibiting Neuronal Degeneration To Preserve Residual Functionality And Enhance Axonal Fusion17 Sep 2026US 2026/0273141 A1
- Dynamic suture filaments10 Sep 2026US 2026/0263653 A1RLFA Biomedical Innovations Ltd
Most cited
By later US patents
- Non-adhesive elastic gelatin matrices1,357US 8,361,501 B2Covalon Technologies Inc. · 2013
- Biopolymer foams for use in tissue repair and reconstruction1,344US 5,891,558 ATissue Engineering, Inc. · 1999
- Methods for preparing biopolymer foams1,128US 5,948,429 ATissue Engineering, Inc. · 1999
- Collagen-polymer conjugates778US 5,162,430 ACollagen Corporation · 1992
- Three dimensional cell protector/pore architecture formation for bone and tissue constructs778US 7,713,542 B2ADA Foundation · 2010