A61F 13/2042
Having a central tubular opening
Official title: {having a central tubular opening}
A61F13/2042 (Having a central tubular opening) appears on 17 US grants and 17 published applications in this corpus.
Search patents in A61F- Granted patents
- 17
- Published applications
- 17
- Assignees
- 8
- Inventors
- 32
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 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 | 1 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 0 | 3 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 3 |
| 2023 | 0 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bi-directionally positionable tampon24 Mar 2026US 12,582,559 B2Outasite, LLC
- Tubular tampon and method of manufacturing same15 Jul 2025US 12,357,510 B2Anne's Day Ltd
- Nasal plug11 Mar 2025US 12,245,921 B2Hogne AB
- Menstrual device and applicator system15 Oct 2024US 12,115,047 B2Edgewell Personal Care Brands, LLC
- Tampon25 Jun 2024US 12,016,755 B2
- Menstrual device and applicator system9 Jan 2025US 2025/0009568 A1Edgewell Personal Care Brands, LLC
- Bi-directionally positionable tampon28 Sep 2023US 2023/0301842 A1Outasite, LLC
- Nasal cavity packing structure14 Sep 2023US 2023/0285203 A1
- Menstrual device and applicator system22 Sep 2022US 2022/0296432 A1Edgewell Personal Care Brands, LLC
- Tubular tampon and method of manufacturing same14 Jul 2022US 2022/0218535 A1Anne's Day Ltd
Most cited
By later US patents
- Hollow cotton roll135US 4,233,025 A1980
- Nasal hemostat and method of construction of nasal hemostat30US 4,030,504 A1977
- Wound dressing for treating injury to nasal passages15US 6,768,040 B1Ferris Pharmaceuticals Inc. · 2004
- Nose plug13US 4,887,597 A1989
- Methods and devices for collecting body fluids9US 9,078,786 B12015