A61L 27/22
Polypeptides or derivatives thereof
Official title: Polypeptides or derivatives thereof {, e.g. degradation products}
A61L27/22 (Polypeptides or derivatives thereof) appears on 2,982 US grants and 4,318 published applications in this corpus.
Search patents in A61L- Granted patents
- 2,982
- Published applications
- 4,318
- Assignees
- 1,744
- Inventors
- 7,197
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 14 | 0 |
| 1985 | 7 | 0 |
| 1986 | 16 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 25 | 0 |
| 1990 | 20 | 0 |
| 1991 | 23 | 0 |
| 1992 | 33 | 0 |
| 1993 | 28 | 0 |
| 1994 | 44 | 0 |
| 1995 | 27 | 0 |
| 1996 | 30 | 0 |
| 1997 | 59 | 0 |
| 1998 | 84 | 0 |
| 1999 | 69 | 0 |
| 2000 | 54 | 0 |
| 2001 | 54 | 22 |
| 2002 | 46 | 90 |
| 2003 | 51 | 101 |
| 2004 | 39 | 109 |
| 2005 | 36 | 110 |
| 2006 | 41 | 118 |
| 2007 | 49 | 117 |
| 2008 | 32 | 138 |
| 2009 | 41 | 125 |
| 2010 | 71 | 156 |
| 2011 | 74 | 145 |
| 2012 | 78 | 142 |
| 2013 | 99 | 176 |
| 2014 | 119 | 180 |
| 2015 | 129 | 192 |
| 2016 | 117 | 241 |
| 2017 | 147 | 209 |
| 2018 | 134 | 187 |
| 2019 | 150 | 272 |
| 2020 | 163 | 240 |
| 2021 | 139 | 244 |
| 2022 | 136 | 203 |
| 2023 | 133 | 198 |
| 2024 | 113 | 209 |
| 2025 | 132 | 222 |
| 2026 | 77 | 172 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Additive manufacturing based on fluid-fluid interface6 Oct 2026US 12,752,492 B2Carnegie Mellon University
- Hydrogel systems for skeletal interfacial tissue regeneration applied to epiphyseal growth plate repair29 Sep 2026US 12,746,258 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Self-assembling peptides and hydrogels29 Sep 2026US 12,747,264 B2University of Virginia Patent Foundation
- Method for preparing a three-dimensional scaffold for medical use22 Sep 2026US 12,741,057 B2Askel Healthcare Ltd.
- Method for controlling young's modulus of three-dimensional tissue body, method for producing three-dimensional tissue body, and three-dimensional tissue body22 Sep 2026US 12,741,059 B2Osaka University
- Self-healing hydrogel8 Oct 2026US 2026/0306706 A1Indian Institute of Technology Indore
- Double networked 3d-printed biomaterials8 Oct 2026US 2026/0306707 A1The Brigham and Women S Hospital, Inc.
- Synthetic biopolymer solutions with increased lower critical solution temperatures8 Oct 2026US 2026/0306708 A1Dsm IP Assets B.V.
- Ordered collagen scaffold material, preparation method therefor, and use thereof8 Oct 2026US 2026/0306709 A1Db Wuderegen Biomedical Technologies (Jiang Su) Co., Ltd
- System and methods for sterile injectable allograft8 Oct 2026US 2026/0306715 A1TheraMicro, LLC
Most cited
By later US patents
- Methods for sealing of staples and other fasteners in tissue1,424US 5,690,675 AFusion Medical Technologies, Inc. · 1997
- Plasma protein matrices and methods for their preparation1,406US 7,009,039 B2ProChon Biotech Ltd. · 2006
- Devices and methods for treating defects in the tissue of a living being1,347US 7,166,133 B2Kensey Nash Corporation · 2007
- 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