A61F 13/5323
Having absorbent material located in discrete regions
Official title: {having absorbent material located in discrete regions, e.g. pockets}
A61F13/5323 (Having absorbent material located in discrete regions) appears on 426 US grants and 495 published applications in this corpus.
Search patents in A61F- Granted patents
- 426
- Published applications
- 495
- Assignees
- 99
- Inventors
- 723
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 5 | 2 |
| 2002 | 9 | 17 |
| 2003 | 12 | 16 |
| 2004 | 13 | 16 |
| 2005 | 10 | 13 |
| 2006 | 1 | 14 |
| 2007 | 6 | 16 |
| 2008 | 4 | 16 |
| 2009 | 2 | 11 |
| 2010 | 12 | 23 |
| 2011 | 3 | 15 |
| 2012 | 14 | 23 |
| 2013 | 13 | 22 |
| 2014 | 26 | 36 |
| 2015 | 21 | 49 |
| 2016 | 24 | 32 |
| 2017 | 39 | 28 |
| 2018 | 18 | 24 |
| 2019 | 20 | 25 |
| 2020 | 25 | 21 |
| 2021 | 23 | 17 |
| 2022 | 14 | 12 |
| 2023 | 9 | 14 |
| 2024 | 15 | 17 |
| 2025 | 9 | 13 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Absorbent composite, an absorbent article employing the same, and methods, systems, and apparatus for making the absorbent composite and/or article23 Jun 2026US 12,661,278 B2DSG Technology Holdings Ltd.
- Absorbent cores comprising a superabsorbent polymer immobilizing material26 May 2026US 12,636,205 B2The Procter & Gamble Company
- Absorbent core comprising a high loft central layer and channels19 May 2026US 12,629,293 B2The Procter & Gamble Company
- Absorbent article with leg gasketing cuff12 May 2026US 12,622,818 B2The Procter & Gamble Company
- Absorbent article12 May 2026US 12,622,821 B2The Procter & Gamble Company
- Method for manufacturing absorbent body3 Sep 2026US 2026/0256628 A1Zuiko Corporation
- Absorbent article20 Aug 2026US 2026/0240694 A1The Procter & Gamble Company
- Absorbent article with improved core wrap13 Aug 2026US 2026/0232499 A1Drylock Technologies NV
- Absorbent article with profiled lateral absorbent zones18 Sep 2025US 2025/0288473 A1The Procter & Gamble Company
- Absorbent article with a channel-forming area and a masking layer24 Jul 2025US 2025/0235359 A1The Procter & Gamble Company
Most cited
By later US patents
- Absorbent structure385US 5,149,335 AKimberly-Clark Corporation · 1992
- Absorbent article with retained hydrocolloid material350US 4,055,180 AColgate-Palmolive Company · 1977
- Highly water absorbent sheet344US 6,790,798 B1Japan Absorbent Technology Institute · 2004
- Absorbent article which includes superabsorbent material located in discrete pockets having water-sensitive and water-insensitive containment structures312US 5,433,715 AKimberly-Clark Corporation · 1995
- Thin and dry diaper309US 7,744,576 B2The Procter & Gamble Company · 2010