A61F 13/475
Characterised by edge leakage prevention means
Official title: characterised by edge leakage prevention means
A61F13/475 (Characterised by edge leakage prevention means) appears on 612 US grants and 680 published applications in this corpus.
Search patents in A61F- Granted patents
- 612
- Published applications
- 680
- Assignees
- 104
- Inventors
- 1,107
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 11 | 0 |
| 1997 | 13 | 0 |
| 1998 | 32 | 0 |
| 1999 | 12 | 0 |
| 2000 | 8 | 0 |
| 2001 | 14 | 14 |
| 2002 | 21 | 30 |
| 2003 | 36 | 29 |
| 2004 | 15 | 24 |
| 2005 | 11 | 18 |
| 2006 | 13 | 33 |
| 2007 | 8 | 10 |
| 2008 | 11 | 19 |
| 2009 | 12 | 13 |
| 2010 | 10 | 35 |
| 2011 | 19 | 29 |
| 2012 | 13 | 36 |
| 2013 | 20 | 34 |
| 2014 | 26 | 27 |
| 2015 | 44 | 35 |
| 2016 | 17 | 20 |
| 2017 | 13 | 26 |
| 2018 | 16 | 26 |
| 2019 | 22 | 27 |
| 2020 | 16 | 36 |
| 2021 | 20 | 36 |
| 2022 | 23 | 34 |
| 2023 | 11 | 27 |
| 2024 | 25 | 26 |
| 2025 | 27 | 22 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Absorbent article with improved capillary acceleration sheet6 Oct 2026US 12,751,869 B2Drylock Technologies NV
- Absorbent article with improved bottom distribution assembly22 Sep 2026US 12,740,901 B2Drylock Technologies NV
- Three-dimensional nonwoven materials and methods of manufacturing thereof30 Jun 2026US 12,667,502 B2Kimberly-Clark Worldwide, Inc.
- Absorbent article having multiple zones16 Jun 2026US 12,653,732 B2The Procter & Gamble Company
- Absorbent article26 May 2026US 12,636,203 B2Kimberly-Clark Worldwide, Inc.
- Absorbent article with apertured liquid acquisition layer and stabilizing elements8 Oct 2026US 2026/0306313 A1Essity Hygiene ang Health Aktiebolag
- Three-dimensional nonwoven materials and methods of manufacturing thereof24 Sep 2026US 2026/0283866 A1Kimberly-Clark Worldwide, Inc.
- Absorbent article17 Sep 2026US 2026/0272726 A1KNH Enterprise, LLC
- Absorbent article having flex bond channel regions20 Aug 2026US 2026/0240695 A1The Procter & Gamble Company
- Absorbent article with channels and method for manufacturing thereof6 Aug 2026US 2026/0224413 A1Drylock Techonologies NV
Most cited
By later US patents
- Sanitary napkin355US 4,589,876 AThe Procter & Gamble Company · 1986
- Shaped sanitary napkin with flaps267US 4,687,478 AThe Procter & Gamble Company · 1987
- Absorbent article having barrier means and medial bulge266US 5,624,423 AKimberly-Clark Corporation · 1997
- Absorbent article having rapid acquiring, multiple layer absorbent core223US 5,439,458 AThe Procter & Gamble Company · 1995
- Sanitary napkin attachment means217US 4,608,047 APersonal Products Company · 1986