A61L 28/0069
Macromolecular materials
Official title: {Macromolecular materials}
A61L28/0069 (Macromolecular materials) appears on 17 US grants and 25 published applications in this corpus.
Search patents in A61L- Granted patents
- 17
- Published applications
- 25
- Assignees
- 14
- Inventors
- 51
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 4 |
| 2023 | 2 | 1 |
| 2024 | 3 | 3 |
| 2025 | 1 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Formulations and processes to generate repellent surfaces on medical devices22 Apr 2025US 12,280,175 B2Spotless Materials Inc.
- Medical devices and implements with liquid-impregnated surfaces11 Jun 2024US 12,005,161 B2Massachusetts Institute of Technology
- Skin protectant film including skin health ingredients21 May 2024US 11,986,574 B2Hollister Incorporated
- Formulations and processes to generate repellent surfaces on medical devices30 Jan 2024US 11,883,558 B2Spotless Materials Inc.
- High barrier elastomer fecal catheter or ostomy pouch7 Nov 2023US 11,806,270 B2Convatec Technologies Inc.
- Glucan derivatives for microbial control4 Jun 2026US 2026/0150837 A1Nutrition & Biosciences USA 4, Inc.
- Multi-layer film for ostomy appliances5 Feb 2026US 2026/0034275 A1Hollister Incorporated
- Wound care device8 Jan 2026US 2026/0007715 A1Amferia AB
- Formulations and processes to generate repellent surfaces on medical devices7 Aug 2025US 2025/0249148 A1Spotless Materials Inc.
- Medical devices and implements with liquid-impregnated surfaces13 Mar 2025US 2025/0082828 A1Massachusetts Institute of Technology
Most cited
By later US patents
- Starch containing film ostomy pouches57US 5,009,648 AE. R. Squibb & Sons, Inc. · 1991
- Multilayer barrier film for ostomy applications48US 5,468,526 AThe Dow Chemical Company · 1995
- Disposable containers27US 5,108,382 ATimbale Corporation NV · 1992
- Ostomy pouch with reduced friction insert12US 4,518,388 AE. R. Squibb & Sons, Inc. · 1985
- High barrier elastomer fecal catheter or ostomy pouch9US 10,166,137 B2Convatec Technologies Inc. · 2019