A61F 13/023
Wound covering film layers without a fluid retention layer
Official title: {wound covering film layers without a fluid retention layer}
A61F13/023 (Wound covering film layers without a fluid retention layer) appears on 847 US grants and 889 published applications in this corpus.
Search patents in A61F- Granted patents
- 847
- Published applications
- 889
- Assignees
- 412
- Inventors
- 1,494
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 17 | 0 |
| 1988 | 14 | 0 |
| 1989 | 8 | 0 |
| 1990 | 25 | 0 |
| 1991 | 27 | 0 |
| 1992 | 21 | 0 |
| 1993 | 18 | 0 |
| 1994 | 8 | 0 |
| 1995 | 13 | 0 |
| 1996 | 15 | 0 |
| 1997 | 26 | 0 |
| 1998 | 25 | 0 |
| 1999 | 22 | 0 |
| 2000 | 17 | 0 |
| 2001 | 21 | 4 |
| 2002 | 20 | 15 |
| 2003 | 8 | 15 |
| 2004 | 10 | 15 |
| 2005 | 15 | 27 |
| 2006 | 10 | 26 |
| 2007 | 5 | 27 |
| 2008 | 7 | 23 |
| 2009 | 9 | 38 |
| 2010 | 12 | 32 |
| 2011 | 17 | 32 |
| 2012 | 31 | 43 |
| 2013 | 22 | 33 |
| 2014 | 28 | 46 |
| 2015 | 19 | 35 |
| 2016 | 20 | 41 |
| 2017 | 28 | 41 |
| 2018 | 20 | 61 |
| 2019 | 42 | 55 |
| 2020 | 38 | 67 |
| 2021 | 33 | 41 |
| 2022 | 43 | 44 |
| 2023 | 28 | 40 |
| 2024 | 28 | 34 |
| 2025 | 27 | 32 |
| 2026 | 27 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Wound dressing and method of treatment6 Oct 2026US 12,751,865 B2Smith & Nephew, Inc.
- Chest seal29 Sep 2026US 12,746,157 B2Roosin Medical Co., Ltd.
- Wound care product comprising an antimicrobial coating22 Sep 2026US 12,741,052 B2Mölnlycke Health Care AB
- Methods and devices for skin tightening11 Aug 2026US 12,702,595 B2Cytrellis Biosystems, Inc.
- Dynamic fenestration system for wound protection and monitoring21 Jul 2026US 12,685,674 B1University of Puerto Rico
- Film-type patch and method of manufacturing same17 Sep 2026US 2026/0272718 A1Doctors Young and Young Incorporated
- Device for dressing wounds and methods of use thereof10 Sep 2026US 2026/0263286 A1
- Integrated Balanced Paste-Type Medicine Infusion System10 Sep 2026US 2026/0263691 A1AARUY Medical Electronics Co., Ltd.
- Sealing strip27 Aug 2026US 2026/0248656 A1
- Device and method for treating skin injuries13 Aug 2026US 2026/0232864 A1Advanced Wound Systems, LLC
Most cited
By later US patents
- Wound dressing and treatment method1,821US 4,969,880 A1990
- Fastening system and method1,644US 5,527,293 AKinetic Concepts, Inc. · 1996
- Bioabsorbable wound dressing1,604US 7,041,868 B2Kimberly-Clark Worldwide, Inc. · 2006
- Fastening system and method1,590US 5,261,893 A1993
- Fluidic connection system and method1,578US 5,100,396 A1992