A61L 15/56
Wetness-indicators or colourants
A61L15/56 (Wetness-indicators or colourants) appears on 166 US grants and 246 published applications in this corpus.
Search patents in A61L- Granted patents
- 166
- Published applications
- 246
- Assignees
- 108
- Inventors
- 496
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 11 | 2 |
| 2003 | 4 | 1 |
| 2004 | 2 | 7 |
| 2005 | 2 | 8 |
| 2006 | 3 | 7 |
| 2007 | 1 | 6 |
| 2008 | 0 | 8 |
| 2009 | 2 | 7 |
| 2010 | 7 | 6 |
| 2011 | 6 | 15 |
| 2012 | 8 | 15 |
| 2013 | 10 | 19 |
| 2014 | 9 | 20 |
| 2015 | 8 | 9 |
| 2016 | 16 | 15 |
| 2017 | 5 | 8 |
| 2018 | 9 | 6 |
| 2019 | 7 | 14 |
| 2020 | 3 | 11 |
| 2021 | 5 | 16 |
| 2022 | 5 | 8 |
| 2023 | 4 | 11 |
| 2024 | 7 | 12 |
| 2025 | 6 | 6 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fibrous substrates containing fibers with fiber additives14 Jul 2026US 12,678,349 B2The Procter & Gamble Company
- Patterned fibrous substrates2 Jun 2026US 12,642,714 B2The Procter & Gamble Company
- Wound dressing compositions and uses thereof12 May 2026US 12,622,996 B2Systagenix Wound Management, Limited
- Articles of manufacture with polyurea capsules cross-linked with chitosan24 Mar 2026US 12,582,956 B2
- Composition for wet indicator17 Mar 2026US 12,575,977 B2Henkel AG & Co. KGaA
- Wound dressing comprising a ph sensor composition and method of producing the same3 Sep 2026US 2026/0256979 A1Instituto PolitéCnico Da Guarda
- Medical dressings with thermochromic indicators6 Aug 2026US 2026/0224406 A1Solventum Intellectual Properties Company
- Moisture-responsive composites9 Jul 2026US 2026/0191697 A1Kimberly-Clark Worldwide, Inc.
- Absorbent articles having reactive graphics for providing context-relevant digital experiences2 Jul 2026US 2026/0183154 A1Kimberly-Clark Worldwide, Inc.
- Articles of Manufacture with Polyurea Capsules Cross-linked with Chitosan25 Jun 2026US 2026/0175188 A1Encapsys, LLC
Most cited
By later US patents
- Method of monitoring the condition of the skin or wound267US 5,181,905 A1993
- Wound dressing245US 7,759,539 B2Convatec Technologies Inc. · 2010
- Disposable article having a biosensor227US 6,713,660 B1The Procter & Gamble Company · 2004
- Pattern embossed multilayer microporous films160US 6,719,742 B1Kimberly-Clark Worldwide, Inc. · 2004
- Disposable treatment article having a responsive system146US 6,433,244 B1The Procter & Gamble Company · 2002