A61F 13/495
With faecal cavity
Official title: with faecal cavity
A61F13/495 (With faecal cavity) appears on 513 US grants and 440 published applications in this corpus.
Search patents in A61F- Granted patents
- 513
- Published applications
- 440
- Assignees
- 74
- Inventors
- 672
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 10 | 0 |
| 1996 | 11 | 0 |
| 1997 | 14 | 0 |
| 1998 | 12 | 0 |
| 1999 | 17 | 0 |
| 2000 | 22 | 0 |
| 2001 | 15 | 8 |
| 2002 | 51 | 30 |
| 2003 | 31 | 18 |
| 2004 | 23 | 25 |
| 2005 | 13 | 26 |
| 2006 | 8 | 13 |
| 2007 | 15 | 27 |
| 2008 | 7 | 19 |
| 2009 | 9 | 13 |
| 2010 | 25 | 26 |
| 2011 | 17 | 19 |
| 2012 | 21 | 10 |
| 2013 | 13 | 11 |
| 2014 | 11 | 15 |
| 2015 | 12 | 19 |
| 2016 | 5 | 26 |
| 2017 | 7 | 10 |
| 2018 | 12 | 17 |
| 2019 | 7 | 6 |
| 2020 | 17 | 18 |
| 2021 | 11 | 12 |
| 2022 | 9 | 15 |
| 2023 | 8 | 16 |
| 2024 | 13 | 15 |
| 2025 | 16 | 17 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 2013/4958With a faecal management layerIndexing code58
- A61F 2013/4953With rear faecal part separate from front urinary partIndexing code48
- A61F 2013/4951With internal barriersIndexing code37
- A61F 2013/4956With vertical spacer or separator keeping other components out of contactIndexing code37
- A61F 2013/4955With separable, disposable upper body layerIndexing code13
Recent patents
- Diaper for structurally isolating urine matter from fecal matter28 Jul 2026US 12,691,014 B2
- Absorbent sanitary article and method for its production14 Jul 2026US 12,678,343 B2Fameccanica. Data S.p.A.
- Absorbent article with waist gasketing element and leg cuffs30 Jun 2026US 12,667,501 B2The Procter & Gamble Company
- Absorbent article with waist gasketing element and leg cuffs16 Jun 2026US 12,653,727 B2The Procter & Gamble Company
- Absorbent article for liquid stool management12 May 2026US 12,622,822 B2Ontex BV
- Absorbent Undergarment with Two Compartments8 Oct 2026US 2026/0306310 A1
- Paper diaper core, paper diaper equipped with same, and method for preparing same1 Oct 2026US 2026/0294697 A1Shandong Thrive Maternity and Infant Products Co., Ltd
- Pant-type absorbent article with waist guard23 Jul 2026US 2026/0207397 A1The Procter & Gamble Company
- Urine discharger detachably attached to underpants-type diaper28 May 2026US 2026/0144668 A1
- Absorbent article with waist guard12 Mar 2026US 2026/0069470 A1The Procter & Gamble Company
Most cited
By later US patents
- Disposable absorbent article having elastically extensible topsheet682US 5,037,416 AThe Procter & Gamble Company · 1991
- Absorbent article having elastic strands672US 4,892,536 AThe Procter & Gamble Company · 1990
- Trisection topsheets for disposable absorbent articles and disposable absorbent articles having such trisection topsheets643US 5,269,775 AThe Procter & Gamble Company · 1993
- Absorbent article with elastic liner for waste material isolation614US 4,990,147 AThe Procter & Gamble Company · 1991
- Pocket-like diaper or absorbent article300US 5,176,672 AKimberly-Clark Corporation · 1993