A61F 13/00991
For treating webs
Official title: {for treating webs, e.g. for moisturising, coating, impregnating or applying powder}
A61F13/00991 (For treating webs) appears on 235 US grants and 295 published applications in this corpus.
Search patents in A61F- Granted patents
- 235
- Published applications
- 295
- Assignees
- 151
- Inventors
- 524
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 0 |
| 2003 | 4 | 3 |
| 2004 | 0 | 3 |
| 2005 | 0 | 8 |
| 2006 | 2 | 5 |
| 2007 | 4 | 9 |
| 2008 | 2 | 15 |
| 2009 | 1 | 12 |
| 2010 | 2 | 11 |
| 2011 | 5 | 17 |
| 2012 | 14 | 13 |
| 2013 | 10 | 22 |
| 2014 | 10 | 17 |
| 2015 | 5 | 19 |
| 2016 | 15 | 18 |
| 2017 | 9 | 9 |
| 2018 | 12 | 17 |
| 2019 | 10 | 12 |
| 2020 | 15 | 19 |
| 2021 | 11 | 13 |
| 2022 | 10 | 12 |
| 2023 | 10 | 10 |
| 2024 | 10 | 18 |
| 2025 | 7 | 3 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing hemostatic medical material15 Sep 2026US 12,734,267 B2
- Tissue interface for tissue debridement14 Jul 2026US 12,678,339 B2KCI Manufacturing Unlimited Company
- Negative-pressure therapy dressing with expandable depth7 Jul 2026US 12,672,984 B2KCI Manufacturing Unlimited Company
- Hemostatic textile7 Apr 2026US 12,594,191 B2Entegrion, Inc.
- Advanced digit dressing17 Feb 2026US 12,551,379 B2Systagenix Wound Management, Limited
- Tissue Interface For Tissue Debridement8 Oct 2026US 2026/0306303 A1KCI Manufacturing Unlimited Company
- Negative-Pressure Therapy Dressing With Expandable Depth1 Oct 2026US 2026/0294692 A1KCI Manufacturing Unlimited Company
- Film-type patch and method of manufacturing same17 Sep 2026US 2026/0272718 A1Doctors Young and Young Incorporated
- Wound dressing for detecting an infection in wound exudate30 Jul 2026US 2026/0215970 A1Paul Hartmann AG
- Device, systems, and methods of applying a treatment solution to a treatment site11 Jun 2026US 2026/0158249 A1Octet Medical, Inc.
Most cited
By later US patents
- Nanostructure-enhanced platelet binding and hemostatic structures1,405US 8,319,002 B2Nanosys, Inc. · 2012
- Wound dressing having a porous structure1,163US 5,298,015 ANippon Zeon Co., Ltd. · 1994
- Dispensing device and method for forming material260US 6,252,129 B1Electrosols, Ltd. · 2001
- Method for selectively aperturing a nonwoven web exhibiting surface energy gradients187US 5,658,639 AThe Proctor & Gamble Company · 1997
- Anti-microbial coatings having indicator properties and wound dressings176US 6,333,093 B1Westaim Biomedical Corp. · 2001