A61F 13/0213
The fluid retention member being a layer of hydrocolloid, gel forming material
Official title: {the fluid retention member being a layer of hydrocolloid, gel forming material}
A61F13/0213 (The fluid retention member being a layer of hydrocolloid, gel forming material) appears on 227 US grants and 306 published applications in this corpus.
Search patents in A61F- Granted patents
- 227
- Published applications
- 306
- Assignees
- 125
- Inventors
- 489
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 2 |
| 2003 | 4 | 7 |
| 2004 | 1 | 9 |
| 2005 | 2 | 8 |
| 2006 | 6 | 4 |
| 2007 | 8 | 5 |
| 2008 | 3 | 3 |
| 2009 | 3 | 10 |
| 2010 | 3 | 11 |
| 2011 | 5 | 14 |
| 2012 | 6 | 11 |
| 2013 | 8 | 12 |
| 2014 | 6 | 18 |
| 2015 | 7 | 10 |
| 2016 | 10 | 15 |
| 2017 | 11 | 13 |
| 2018 | 15 | 22 |
| 2019 | 5 | 23 |
| 2020 | 15 | 24 |
| 2021 | 12 | 18 |
| 2022 | 12 | 18 |
| 2023 | 10 | 13 |
| 2024 | 10 | 15 |
| 2025 | 12 | 12 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Two-part wound dressing25 Aug 2026US 12,714,831 B2Mayo Foundation for Medical Education and Research
- Wound dressing30 Jun 2026US 12,667,494 B2Essity Hygiene and Health Aktiebolag
- Ostomy monitoring system and method2 Jun 2026US 12,642,686 B2Convatec Technologies Inc.
- Prophylactic dressing26 May 2026US 12,636,197 B2Mölnlycke Health Care AB
- Bandage for providing protection and antimicrobial properties to a surgical site with one or more percutaneous pins or wires26 May 2026US 12,636,198 B2OrthoBarrier Technologies LLC
- On-demand agent dispensing devices and related methods10 Sep 2026US 2026/0263282 A1Roxilla LLC
- Prophylactic dressing10 Sep 2026US 2026/0263283 A1Mölnlycke Health Care AB
- Novel hydrogel having biocompatible and self-adhesive properties10 Sep 2026US 2026/0263654 A1Industry-Academic Cooperation Foundation, Yeungnam University
- Self-gelling wound contact materials with iodine delivery14 May 2026US 2026/0131046 A1T.J. Smith and Nephew, Limited
- Medical dressing30 Apr 2026US 2026/0115051 A1Mölnlycke Health Care AB
Most cited
By later US patents
- Device and method for wound therapy406US 7,779,625 B2Kalypto Medical, Inc. · 2010
- Wound cleansing apparatus in-situ394US 7,964,766 B2Smith & Nephew, Inc. · 2011
- Surgical bandage333US 3,972,328 AE. R. Squibb & Sons, Inc. · 1976
- Skin plate product309US 5,714,225 AColoplast A/S · 1998
- Wound cleansing apparatus in-situ309US 8,080,702 B2Smith & Nephew, Inc. · 2011