A61L 27/14
Macromolecular materials
A61L27/14 (Macromolecular materials) appears on 8,578 US grants and 11,906 published applications in this corpus.
Search patents in A61L- Granted patents
- 8,578
- Published applications
- 11,906
- Assignees
- 3,934
- Inventors
- 18,733
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 12 | 0 |
| 1978 | 14 | 0 |
| 1979 | 10 | 0 |
| 1980 | 14 | 0 |
| 1981 | 25 | 0 |
| 1982 | 23 | 0 |
| 1983 | 22 | 0 |
| 1984 | 41 | 0 |
| 1985 | 36 | 0 |
| 1986 | 40 | 0 |
| 1987 | 55 | 0 |
| 1988 | 41 | 0 |
| 1989 | 78 | 0 |
| 1990 | 72 | 0 |
| 1991 | 68 | 0 |
| 1992 | 86 | 0 |
| 1993 | 86 | 0 |
| 1994 | 96 | 0 |
| 1995 | 85 | 0 |
| 1996 | 88 | 0 |
| 1997 | 138 | 0 |
| 1998 | 171 | 0 |
| 1999 | 152 | 0 |
| 2000 | 142 | 0 |
| 2001 | 156 | 56 |
| 2002 | 141 | 228 |
| 2003 | 152 | 274 |
| 2004 | 135 | 279 |
| 2005 | 104 | 274 |
| 2006 | 115 | 293 |
| 2007 | 121 | 336 |
| 2008 | 87 | 363 |
| 2009 | 112 | 383 |
| 2010 | 209 | 414 |
| 2011 | 212 | 377 |
| 2012 | 244 | 410 |
| 2013 | 288 | 508 |
| 2014 | 354 | 519 |
| 2015 | 378 | 545 |
| 2016 | 349 | 658 |
| 2017 | 412 | 607 |
| 2018 | 393 | 576 |
| 2019 | 417 | 713 |
| 2020 | 485 | 679 |
| 2021 | 418 | 703 |
| 2022 | 358 | 582 |
| 2023 | 341 | 544 |
| 2024 | 367 | 630 |
| 2025 | 392 | 535 |
| 2026 | 229 | 420 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 27/18Obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds3,010
- A61L 27/22Polypeptides or derivatives thereof2,982
- A61L 27/16Obtained by reactions only involving carbon-to-carbon unsaturated bonds1,680
- A61L 27/20Polysaccharides1,383
- A61L 27/26Mixtures of macromolecular compounds1,303
Recent patents
- Tapered heart valve covering6 Oct 2026US 12,751,822 B2Edwards Lifesciences Corporation
- 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
- Hyaluronic acid derivative and use thereof29 Sep 2026US 12,746,306 B2Amtixbio Co., Ltd.
- Self-assembling peptides and hydrogels29 Sep 2026US 12,747,264 B2University of Virginia Patent Foundation
- Percutaneous potts shunt devices and methods8 Oct 2026US 2026/0306241 A1Transmural Systems LLC
- Modular bone defect repair system8 Oct 2026US 2026/0306263 A1
- Mouldable artificial bone composite material and preparationmethod thereof8 Oct 2026US 2026/0306703 A1Shenzhen Corliber Scientific Co., Ltd.
- Mouldable artificial bone composite material and preparation method thereof8 Oct 2026US 2026/0306704 A1Shenzhen Corliber Scientific Co., Ltd.
- Hybrid three-dimensional printing and electrospinning platform for multi-layered biomimetic scaffolds8 Oct 2026US 2026/0306705 A1
Most cited
By later US patents
- Porous tissue scaffoldings for the repair of regeneration of tissue1,754US 6,333,029 B1Ethicon, Inc. · 2001
- Medical devices and applications of polyhydroxyalkanoate polymers1,636US 6,838,493 B2Metabolix, Inc. · 2005
- Poly(L-lactide-co-glycolide) copolymers, methods for making and using same, and devices containing same1,551US 6,747,121 B2Synthes USA, LLC · 2004
- Foam composite for the repair or regeneration of tissue1,549US 6,306,424 B1Ethicon, Inc. · 2001
- Process for manufacturing biomedical foams1,536US 6,355,699 B1Ethicon, Inc. · 2002