A61L 33/06
Use of macromolecular materials
Official title: Use of macromolecular materials (grafting of a monomer onto the substrate A61L33/0088)
A61L33/06 (Use of macromolecular materials) appears on 515 US grants and 435 published applications in this corpus.
Search patents in A61L- Granted patents
- 515
- Published applications
- 435
- Assignees
- 355
- Inventors
- 1,224
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 12 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 5 | 0 |
| 1989 | 12 | 0 |
| 1990 | 13 | 0 |
| 1991 | 9 | 0 |
| 1992 | 15 | 0 |
| 1993 | 13 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 19 | 0 |
| 1999 | 18 | 0 |
| 2000 | 13 | 0 |
| 2001 | 12 | 6 |
| 2002 | 18 | 17 |
| 2003 | 14 | 13 |
| 2004 | 7 | 13 |
| 2005 | 7 | 13 |
| 2006 | 6 | 13 |
| 2007 | 5 | 14 |
| 2008 | 4 | 14 |
| 2009 | 3 | 10 |
| 2010 | 1 | 13 |
| 2011 | 2 | 10 |
| 2012 | 12 | 15 |
| 2013 | 7 | 8 |
| 2014 | 14 | 22 |
| 2015 | 12 | 21 |
| 2016 | 17 | 25 |
| 2017 | 14 | 26 |
| 2018 | 17 | 25 |
| 2019 | 20 | 28 |
| 2020 | 17 | 29 |
| 2021 | 21 | 25 |
| 2022 | 18 | 15 |
| 2023 | 14 | 18 |
| 2024 | 15 | 18 |
| 2025 | 13 | 12 |
| 2026 | 10 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 33/068Obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds158
- A61L 33/064Obtained by reactions only involving carbon-to-carbon unsaturated bonds131
- A61L 33/08Polysaccharides122
- A61L 33/12Polypeptides, proteins or derivatives thereof87
- A61L 33/062Mixtures of macromolecular compounds59
Recent patents
- Tissue-plasminogen activator coated catheter with hydrogel-controlled elution8 Sep 2026US 12,728,185 B2Becton, Dickinson and Company
- Robust nitric oxide-releasing polymers and articles and methods of making and uses thereof1 Sep 2026US 12,721,935 B2University of Georgia Research Foundation, Inc.
- 3D printed UV crosslinking masks7 Jul 2026US 12,673,139 B2University of Maryland, College Park
- Polymeric binder and high molecular weight polymer antifouling compositions28 Apr 2026US 12,612,531 B2The University of British Columbia
- Coating for medical devices14 Apr 2026US 12,599,707 B2Smart Reactors Service Limited
- Medical device coatings and methods24 Sep 2026US 2026/0284279 A1SurModics, Inc.
- Method for producing antithrombotic medical device3 Sep 2026US 2026/0256991 A1Toyobo Co., Ltd.
- Multi-Layered Graft for Tissue Engineering Applications27 Aug 2026US 2026/0248984 A1Ri.MED Foundation
- A method for providing an improved heparin functionalized surface13 Aug 2026US 2026/0232874 A1
- High strength biomedical materials6 Aug 2026US 2026/0224782 A1Access Vascular, Inc.
Most cited
By later US patents
- Directional drug delivery stent and method of use678US 6,071,305 AAlza Corporation · 2000
- Surface-modifying endgroups for biomedical polymers517US 5,589,563 AThe Polymer Technology Group · 1996
- Method for modifying the surface of an object515US 5,932,299 A1999
- Biodegradable coating with inhibitory properties for application to biocompatible materials443US 5,788,979 AInflow Dynamics Inc. · 1998
- Thromboresistant surface treatment for biomaterials419US 5,578,073 ARamot - Tel-Aviv University · 1996