A61L 2400/00
Materials characterised by their function or physical properties
A61L2400/00 (Materials characterised by their function or physical properties) appears on 5,400 US grants and 9,062 published applications in this corpus.
Search patents in A61L- Granted patents
- 5,400
- Published applications
- 9,062
- Assignees
- 3,080
- Inventors
- 14,395
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 13 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 11 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 9 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 16 | 0 |
| 1993 | 13 | 0 |
| 1994 | 16 | 0 |
| 1995 | 11 | 0 |
| 1996 | 14 | 0 |
| 1997 | 34 | 0 |
| 1998 | 22 | 0 |
| 1999 | 26 | 0 |
| 2000 | 31 | 0 |
| 2001 | 37 | 11 |
| 2002 | 38 | 57 |
| 2003 | 40 | 88 |
| 2004 | 39 | 98 |
| 2005 | 32 | 93 |
| 2006 | 29 | 127 |
| 2007 | 30 | 158 |
| 2008 | 33 | 185 |
| 2009 | 36 | 201 |
| 2010 | 60 | 249 |
| 2011 | 82 | 276 |
| 2012 | 138 | 302 |
| 2013 | 164 | 405 |
| 2014 | 271 | 481 |
| 2015 | 313 | 503 |
| 2016 | 324 | 608 |
| 2017 | 372 | 569 |
| 2018 | 330 | 521 |
| 2019 | 403 | 568 |
| 2020 | 400 | 579 |
| 2021 | 354 | 603 |
| 2022 | 326 | 607 |
| 2023 | 285 | 469 |
| 2024 | 342 | 504 |
| 2025 | 385 | 475 |
| 2026 | 230 | 325 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 2400/06Flowable or injectable implant compositionsIndexing code1,606
- A61L 2400/12Nanosized materialsIndexing code1,167
- A61L 2400/18Modification of implant surfaces in order to improve biocompatibility, cell growth, fixationIndexing code1,015
- A61L 2400/04Materials for stopping bleedingIndexing code863
- A61L 2400/16Materials with shape-memory or superelastic propertiesIndexing code534
- A61L 2400/10Materials for lubricating medical devicesIndexing code447
- A61L 2400/02Treatment of implants to prevent calcification or mineralisation in vivoIndexing code132
- A61L 2400/14Adhesives for ostomy devicesIndexing code96
Recent patents
- Tissue stimulating devices, systems, and methods6 Oct 2026US 12,752,108 B2
- Color-changing antibacterial nanofiber29 Sep 2026US 12,746,214 B2University of Manitoba
- 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
- Nanocomposite fibers with a dramatic reduction in human plasma coagulation time29 Sep 2026US 12,746,304 B2Rensselaer Polytechnic Institute
- Photocurable hemostatic composition29 Sep 2026US 12,746,305 B2Snvia Co., Ltd.
- Modular bone defect repair system8 Oct 2026US 2026/0306263 A1
- Liquid embolic material composition8 Oct 2026US 2026/0306699 A1The Regents of the University of California
- Methods and compositions for wound care8 Oct 2026US 2026/0306701 A1
- Hybrid three-dimensional printing and electrospinning platform for multi-layered biomimetic scaffolds8 Oct 2026US 2026/0306705 A1
- Synthetic biopolymer solutions with increased lower critical solution temperatures8 Oct 2026US 2026/0306708 A1Dsm IP Assets B.V.
Most cited
By later US patents
- Medical devices incorporating sim alloy elements2,338US 4,665,906 ARaychem Corporation · 1987
- Water-swellable copolymers and articles and coatings made therefrom1,443US 7,935,773 B2Tyco Healthcare Group LP · 2011
- Nanostructure-enhanced platelet binding and hemostatic structures1,405US 8,319,002 B2Nanosys, Inc. · 2012
- Hemostatic compositions for arresting blood flow from an open wound or surgical site1,346US 8,110,208 B1Biolife, L.L.C. · 2012
- Wound dressing and method for controlling severe, life-threatening bleeding1,098US 7,371,403 B2Providence Health System-Oregon · 2008