A61K 38/39
Connective tissue peptides
Official title: Connective tissue peptides, e.g. collagen, elastin, laminin, fibronectin, vitronectin, cold insoluble globulin [CIG]
A61K38/39 (Connective tissue peptides) appears on 1,292 US grants and 2,178 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,292
- Published applications
- 2,178
- Assignees
- 974
- Inventors
- 3,337
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 20 | 0 |
| 1998 | 28 | 0 |
| 1999 | 30 | 0 |
| 2000 | 28 | 0 |
| 2001 | 11 | 11 |
| 2002 | 28 | 41 |
| 2003 | 19 | 60 |
| 2004 | 19 | 50 |
| 2005 | 21 | 67 |
| 2006 | 20 | 67 |
| 2007 | 19 | 86 |
| 2008 | 16 | 58 |
| 2009 | 19 | 72 |
| 2010 | 47 | 81 |
| 2011 | 36 | 76 |
| 2012 | 42 | 97 |
| 2013 | 55 | 116 |
| 2014 | 63 | 129 |
| 2015 | 82 | 108 |
| 2016 | 62 | 98 |
| 2017 | 61 | 74 |
| 2018 | 61 | 94 |
| 2019 | 63 | 99 |
| 2020 | 63 | 107 |
| 2021 | 68 | 107 |
| 2022 | 53 | 112 |
| 2023 | 55 | 95 |
| 2024 | 58 | 110 |
| 2025 | 40 | 92 |
| 2026 | 36 | 71 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition for use in treating dystrophic epidermolysis bullosa6 Oct 2026US 12,751,974 B2Osaka University
- Composition and methods of treatment for skin health and sleep quality using synergistically-enhanced supplementation22 Sep 2026US 12,741,004 B2Xygenyx Inc.
- Core four dietary supplement system15 Sep 2026US 12,734,221 B2
- Endostatin peptides for the treatment of tumors, fibrosis and acute lung injury1 Sep 2026US 12,721,881 B2MUSC Foundation for Research Development
- Birth tissue compositions and methods of preparation18 Aug 2026US 12,708,648 B1Convatec Limited
- Micronized compositions for wound healing prepared from human umbilical cord tissue and intact amnion-chorion tissue having an intact intermediate spongy layer positioned there between1 Oct 2026US 2026/0294982 A1Biostem Technologies, Inc.
- Methods for treating an ocular disease1 Oct 2026US 2026/0295087 A1The Johns Hopkins University
- Transdermal patches for administering compounds and body adornment24 Sep 2026US 2026/0283976 A1Barriere, Inc.
- Methods for developing companion supplements for dogs, related compositions, and systems17 Sep 2026US 2026/0272876 A1Life's Abundance
- Collagen peptide-based medicament compositions and devices and methods of production and use thereof17 Sep 2026US 2026/0273015 A1Sustain Holdings, LLC
Most cited
By later US patents
- Devices and methods for treating defects in the tissue of a living being1,347US 7,166,133 B2Kensey Nash Corporation · 2007
- Dural/meningeal repair product using collagen matrix497US 5,997,895 AIntegra LifeSciences Corporation · 1999
- Chemical treatment, without detergents or enzymes, of tissue to form an acellular, collagenous matrix440US 5,993,844 AOrganogenesis, Inc. · 1999
- Injectable implant composition having improved intrudability439US 4,803,075 ACollagen Corporation · 1989
- Collagen wound healing matrices and process for their production341US 4,950,483 ACollagen Corporation · 1990