A61L 15/48
Surfactants
A61L15/48 (Surfactants) appears on 236 US grants and 189 published applications in this corpus.
Search patents in A61L- Granted patents
- 236
- Published applications
- 189
- Assignees
- 104
- Inventors
- 557
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 12 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 14 | 0 |
| 2001 | 9 | 3 |
| 2002 | 15 | 19 |
| 2003 | 18 | 12 |
| 2004 | 10 | 9 |
| 2005 | 2 | 15 |
| 2006 | 7 | 6 |
| 2007 | 3 | 10 |
| 2008 | 3 | 4 |
| 2009 | 1 | 4 |
| 2010 | 4 | 5 |
| 2011 | 6 | 7 |
| 2012 | 4 | 11 |
| 2013 | 5 | 4 |
| 2014 | 7 | 5 |
| 2015 | 5 | 11 |
| 2016 | 7 | 4 |
| 2017 | 6 | 4 |
| 2018 | 4 | 5 |
| 2019 | 5 | 9 |
| 2020 | 4 | 9 |
| 2021 | 8 | 11 |
| 2022 | 5 | 7 |
| 2023 | 8 | 8 |
| 2024 | 6 | 2 |
| 2025 | 2 | 3 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Absorbent article comprising a lubricant agent14 Jul 2026US 12,678,532 B2Essity Hygiene and Health Aktiebolag
- Absorbent article with improved laminate topsheet16 Jun 2026US 12,653,729 B2The Procter & Gamble Company
- Augmented thermoset polymer sponges for in situ hemostatic treatment of external and internal wounds14 Apr 2026US 12,599,693 B2University of Central Florida Research Foundation, Inc.
- Absorbent article comprising a fragrance and an odor control composition27 Jan 2026US 12,533,269 B2The Procter & Gamble Company
- Debridement composition30 Dec 2025US 12,508,342 B2Convatec Limited
- Absorbent article with improved laminate topsheet10 Sep 2026US 2026/0263293 A1The Procter & Gamble Company
- Absorbent article comprising a fragrance and an odor control composition16 Apr 2026US 2026/0102294 A1The Procter & Gamble Company
- Composition to be electrospun12 Jun 2025US 2025/0188646 A1
- Artificial dressing, use of artificial dressing for promoting wound healing and method of manufacturing artificial dressing13 Mar 2025US 2025/0082818 A1Anti-Microbial Savior BioteQ Co., Ltd.
- Swellable Polymeric Materials and Useful Articles Incorporating Same30 Jan 2025US 2025/0032326 A1Soane Materials LLC
Most cited
By later US patents
- Thin-unit-wet absorbent foam materials for aqueous body fluids and process for making same1,130US 5,387,207 AThe Procter & Gamble Company · 1995
- Diaper having a lotioned topsheet815US 5,643,588 AThe Procter & Gamble Company · 1997
- Disposable absorbent article having a lotioned topsheet containing an emollient and a polyol polyester immobilizing agent637US 5,607,760 AThe Procter & Gamble Company · 1997
- Diaper having a lotioned topsheet comprising a liquid polyol polyester emollient and an immobilizing agent612US 5,609,587 AThe Procter & Gamble Company · 1997
- Diaper having a lotioned topsheet containing a polysiloxane emollient580US 5,635,191 AThe Procter & Gamble Company · 1997