A61F 13/01029
Made of multiple layers
Official title: {made of multiple layers}
A61F13/01029 (Made of multiple layers) appears on 352 US grants and 545 published applications in this corpus.
Search patents in A61F- Granted patents
- 352
- Published applications
- 545
- Assignees
- 182
- Inventors
- 724
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 5 |
| 2007 | 0 | 3 |
| 2008 | 0 | 9 |
| 2009 | 1 | 19 |
| 2010 | 3 | 12 |
| 2011 | 3 | 14 |
| 2012 | 18 | 33 |
| 2013 | 15 | 22 |
| 2014 | 14 | 31 |
| 2015 | 20 | 22 |
| 2016 | 19 | 56 |
| 2017 | 17 | 37 |
| 2018 | 26 | 34 |
| 2019 | 33 | 36 |
| 2020 | 24 | 56 |
| 2021 | 21 | 31 |
| 2022 | 24 | 37 |
| 2023 | 24 | 23 |
| 2024 | 24 | 25 |
| 2025 | 30 | 28 |
| 2026 | 12 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wound dressing and method of treatment6 Oct 2026US 12,751,865 B2Smith & Nephew, Inc.
- Reinforced fiber web and wound dressing material including the same11 Aug 2026US 12,702,593 B2Solventum Intellectual Properties Company
- Method of manufacturing a component for a wound dressing2 Jun 2026US 12,642,706 B2T.J. Smith and Nephew, Limited
- Tissue interface for negative pressure and instillation therapy19 May 2026US 12,629,287 B2KCI Manufacturing Unlimited Company
- Dressings for reduced tissue ingrowth12 May 2026US 12,622,816 B2KCI Licensing, Inc.
- Anti-microbial wound dressing and methods of use thereof13 Aug 2026US 2026/0232493 A1Los Angeles Biosciences, Inc.
- Wound dressing for detecting an infection in wound exudate30 Jul 2026US 2026/0215970 A1Paul Hartmann AG
- Wound dressing and method of treatment9 Jul 2026US 2026/0192012 A1Smith & Nephew, Inc.
- Absorbent, breathable and pathogen blocking/killing wound care dressing and fabrication thereof25 Jun 2026US 2026/0174925 A1
- Shear resistant wound dressing for use in vacuum wound therapy18 Jun 2026US 2026/0165885 A1Smith & Nephew, Inc.
Most cited
By later US patents
- Wound dressings with anti-microbial and zinc-containing agents1,361US 7,799,965 B2Tyco Healthcare Group LP · 2010
- Medical dressing containing antimicrobial agent1,348US 8,100,872 B2Tyco Healthcare Group LP · 2012
- Wound dressing1,225US 8,808,274 B2Smith & Nephew, Inc. · 2014
- Biocompatible wound dressing316US 7,700,819 B2KCI Licensing, Inc. · 2010
- Vacuum port for vacuum wound therapy233US 8,152,785 B2Tyco Healthcare Group LP · 2012