A61L 29/00
Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
Official title: Materials for catheters, {medical tubing, cannulae, or endoscopes} or for coating catheters (shape or structure of catheters A61M25/00)
A61L29/00 (Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters) appears on 4,504 US grants and 5,884 published applications in this corpus.
Search patents in A61L- Granted patents
- 4,504
- Published applications
- 5,884
- Assignees
- 1,922
- Inventors
- 8,502
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 12 | 0 |
| 1985 | 14 | 0 |
| 1986 | 17 | 0 |
| 1987 | 20 | 0 |
| 1988 | 16 | 0 |
| 1989 | 22 | 0 |
| 1990 | 27 | 0 |
| 1991 | 26 | 0 |
| 1992 | 29 | 0 |
| 1993 | 31 | 0 |
| 1994 | 55 | 0 |
| 1995 | 55 | 0 |
| 1996 | 75 | 0 |
| 1997 | 71 | 0 |
| 1998 | 102 | 0 |
| 1999 | 85 | 0 |
| 2000 | 105 | 0 |
| 2001 | 116 | 52 |
| 2002 | 107 | 139 |
| 2003 | 110 | 179 |
| 2004 | 82 | 203 |
| 2005 | 85 | 223 |
| 2006 | 67 | 164 |
| 2007 | 52 | 249 |
| 2008 | 57 | 246 |
| 2009 | 72 | 193 |
| 2010 | 109 | 298 |
| 2011 | 133 | 246 |
| 2012 | 176 | 241 |
| 2013 | 183 | 254 |
| 2014 | 226 | 289 |
| 2015 | 196 | 272 |
| 2016 | 173 | 284 |
| 2017 | 212 | 243 |
| 2018 | 167 | 273 |
| 2019 | 198 | 274 |
| 2020 | 190 | 296 |
| 2021 | 183 | 264 |
| 2022 | 183 | 231 |
| 2023 | 175 | 218 |
| 2024 | 177 | 240 |
| 2025 | 165 | 182 |
| 2026 | 95 | 131 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 29/14Materials characterised by their function or physical properties2,909
- A61L 29/08Materials for coatings2,357
- A61L 29/04Macromolecular materials1,582
- A61L 29/02Inorganic materials263
- A61L 29/12Composite materials, i.e. containing one material dispersed in a matrix of the247
- A61L 29/005Ingredients of undetermined constitution or reaction products thereof61
Recent patents
- Synergistic activity of novel compounds against planktonic and biofilm cells of clinically relevant pathogens6 Oct 2026US 12,752,038 B2SterileCare Inc.
- Controlled tubing expansion and surface engineering6 Oct 2026US 12,752,470 B1Zeus Co., Ltd.
- Conformal, non-occluding sensor array for cardiac mapping and ablation22 Sep 2026US 12,741,063 B2Cornell University
- Tubing components for a particulate material delivery and methods of forming22 Sep 2026US 12,741,064 B2Bard Peripheral Vascular, Inc.
- Medical balloon having a plurality of structural layers22 Sep 2026US 12,741,124 B2Covidien LP
- Trodusquemine-coated balloon for targeted treatment of atherosclerosis8 Oct 2026US 2026/0306719 A1Bard Peripheral Vascular, Inc.
- Method for treatment of airway stricture or stenosis8 Oct 2026US 2026/0306805 A1Airiver Medical, Inc.
- Catheter Device for Odour-Reducing Delivery and/or Discharge of Substances to/from the Human or Animal Body1 Oct 2026US 2026/0294668 A1Advanced Medical Balloons GmbH
- Anti-inversion bumper for expandable ablation catheter assembly24 Sep 2026US 2026/0283734 A1Boston Scientific Scimed, Inc.
- Nanogel comprising bioactive molecules, therapeutic molecules or drugs together with an amphiphilic molecule24 Sep 2026US 2026/0284275 A1
Most cited
By later US patents
- Closed porous chambers for implanting tissue in a host1,958US 5,344,454 ABaxter International Inc. · 1994
- Dilating and support apparatus with disease inhibitors and methods for use1,862US 6,450,989 B2Artemis Medical, Inc. · 2002
- Polyhydroxyalkanoate compositions having controlled degradation rates1,516US 6,867,248 B1Metabolix, Inc. · 2005
- Medical devices having durable and lubricious polymeric coating1,443US 7,041,088 B2Ethicon, Inc. · 2006
- Particle immobilized coatings and uses thereof1,386US 8,679,454 B2SurModics, Inc. · 2014