A61L 33/00
Antithrombogenic treatment of surgical articles
Official title: Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment
A61L33/00 (Antithrombogenic treatment of surgical articles) appears on 1,267 US grants and 926 published applications in this corpus.
Search patents in A61L- Granted patents
- 1,267
- Published applications
- 926
- Assignees
- 646
- Inventors
- 2,370
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 19 | 0 |
| 1982 | 13 | 0 |
| 1983 | 16 | 0 |
| 1984 | 17 | 0 |
| 1985 | 7 | 0 |
| 1986 | 15 | 0 |
| 1987 | 24 | 0 |
| 1988 | 15 | 0 |
| 1989 | 24 | 0 |
| 1990 | 26 | 0 |
| 1991 | 30 | 0 |
| 1992 | 36 | 0 |
| 1993 | 36 | 0 |
| 1994 | 32 | 0 |
| 1995 | 32 | 0 |
| 1996 | 32 | 0 |
| 1997 | 49 | 0 |
| 1998 | 56 | 0 |
| 1999 | 41 | 0 |
| 2000 | 48 | 0 |
| 2001 | 36 | 19 |
| 2002 | 37 | 35 |
| 2003 | 43 | 42 |
| 2004 | 27 | 49 |
| 2005 | 13 | 35 |
| 2006 | 20 | 33 |
| 2007 | 9 | 40 |
| 2008 | 18 | 39 |
| 2009 | 11 | 34 |
| 2010 | 14 | 50 |
| 2011 | 18 | 26 |
| 2012 | 33 | 34 |
| 2013 | 27 | 24 |
| 2014 | 33 | 47 |
| 2015 | 31 | 33 |
| 2016 | 35 | 39 |
| 2017 | 30 | 43 |
| 2018 | 32 | 36 |
| 2019 | 32 | 46 |
| 2020 | 31 | 45 |
| 2021 | 33 | 48 |
| 2022 | 32 | 24 |
| 2023 | 25 | 30 |
| 2024 | 22 | 33 |
| 2025 | 18 | 25 |
| 2026 | 11 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 33/0005Use of materials characterised by their function or physical properties640
- A61L 33/06Use of macromolecular materials515
- A61L 33/0076Chemical modification of the substrate227
- A61L 33/02Use of inorganic materials110
- A61L 33/0094Physical treatment85
- A61L 33/18Use of ingredients of undetermined constitution or reaction products thereof31
- A61L 33/04Use of organic materials27
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
- Heparin-functionalized surface, method for its preparation and use thereof20 Aug 2026US 2026/0241080 A1
- Artificial valved conduits for cardiac reconstructive procedures and methods for their production13 Aug 2026US 2026/0232434 A1Carnegie Mellon University
Most cited
By later US patents
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- Coated implantable medical device1,071US 5,824,049 AMED Institute, Inc. · 1998
- Silver implantable medical device1,026US 5,873,904 ACook Incorporated · 1999
- Drug release stent coating process951US 5,837,313 ASchneider (USA) Inc. · 1998
- Coated implantable medical device949US 5,609,629 AMED Institute, Inc. · 1997