A61F 13/4751
The means preventing fluid flow in a transversal direction
Official title: {the means preventing fluid flow in a transversal direction}
A61F13/4751 (The means preventing fluid flow in a transversal direction) appears on 490 US grants and 510 published applications in this corpus.
Search patents in A61F- Granted patents
- 490
- Published applications
- 510
- Assignees
- 86
- Inventors
- 900
- 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 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 13 | 0 |
| 1998 | 30 | 0 |
| 1999 | 12 | 0 |
| 2000 | 7 | 0 |
| 2001 | 14 | 11 |
| 2002 | 15 | 25 |
| 2003 | 29 | 24 |
| 2004 | 13 | 23 |
| 2005 | 9 | 14 |
| 2006 | 11 | 24 |
| 2007 | 8 | 8 |
| 2008 | 10 | 15 |
| 2009 | 9 | 12 |
| 2010 | 8 | 30 |
| 2011 | 15 | 25 |
| 2012 | 9 | 28 |
| 2013 | 16 | 30 |
| 2014 | 22 | 18 |
| 2015 | 37 | 28 |
| 2016 | 15 | 17 |
| 2017 | 11 | 20 |
| 2018 | 12 | 14 |
| 2019 | 19 | 13 |
| 2020 | 13 | 27 |
| 2021 | 14 | 23 |
| 2022 | 11 | 18 |
| 2023 | 9 | 18 |
| 2024 | 17 | 20 |
| 2025 | 12 | 15 |
| 2026 | 9 | 10 |
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
- Absorbent article26 May 2026US 12,636,203 B2Kimberly-Clark Worldwide, Inc.
- Absorbent article19 May 2026US 12,629,294 B2Daio Paper Corporation
- Disposable hygiene article with improved fit12 May 2026US 12,622,817 B2Essity Hygiene and Health Aktiebolag
- Absorbent article with apertured liquid acquisition layer and stabilizing elements8 Oct 2026US 2026/0306313 A1Essity Hygiene ang Health Aktiebolag
- 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
- Reusable underwear with alternative sewn construction that resists leaks30 Jul 2026US 2026/0215973 A1Kimberly-Clark Worldwide, Inc.
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
- Sanitary napkin attachment means217US 4,608,047 APersonal Products Company · 1986
- Absorbent articles211US 5,514,104 AMcNeil-PPC, Inc. · 1996