A61F 2013/4909
Being asymmetric leg openings
Official title: {being asymmetric leg openings}
A61F2013/4909 (Being asymmetric leg openings) appears on 8 US grants and 9 published applications in this corpus.
Search patents in A61F- Granted patents
- 8
- Published applications
- 9
- Assignees
- 6
- Inventors
- 22
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Feminine hygiene undergarment15 Sep 2026US 12,734,076 B2
- Diapers for non-humans including sectioned absorbent core24 Jun 2025US 12,336,507 B2Manna Pro Products, LLC
- Absorbent article6 Aug 2013US 8,500,710 B2Uni-Charm Corporation
- Pants-type disposable diaper cover28 May 2013US 8,449,515 B2Daio Paper Corporation
- Brief-type diaper30 May 2006US 7,052,485 B2Uni-Charm Corporation
- Feminine Hygiene Undergarment3 Oct 2024US 2024/0325215 A1
- Diapers for non-humans including sectioned absorbent core9 Jun 2022US 2022/0174910 A1Manna Pro Products, LLC
- Method of incorporating oscillating elastic into disposable garments21 Jun 2012US 2012/0152446 A1
- Pants-Type Disposable Diaper Cover16 Jun 2011US 2011/0144611 A1Daio Paper Corporation
- Absorbent article11 Nov 2010US 2010/0286646 A1Uni-Charm Corporation
Most cited
By later US patents
- Disposable undergarment418US 4,205,679 AJohnson & Johnson · 1980
- Protective underwear156US 6,478,786 B1Tyco Healthcare Retail Services AG · 2002
- Refastenable pull-on training pant with diagonal seams43US 6,976,978 B2Kimberly-Clark Worldwide, Inc. · 2005
- Brief-type diaper10US 7,052,485 B2Uni-Charm Corporation · 2006
- Pants-type disposable diaper cover6US 8,449,515 B2Daio Paper Corporation · 2013