A61F 13/20
Tampons
Official title: Tampons, e.g. catamenial tampons; Accessories therefor
A61F13/20 (Tampons) appears on 1,267 US grants and 1,198 published applications in this corpus.
Search patents in A61F- Granted patents
- 1,267
- Published applications
- 1,198
- Assignees
- 346
- Inventors
- 1,858
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 19 | 0 |
| 1978 | 20 | 0 |
| 1979 | 10 | 0 |
| 1980 | 17 | 0 |
| 1981 | 19 | 0 |
| 1982 | 27 | 0 |
| 1983 | 17 | 0 |
| 1984 | 13 | 0 |
| 1985 | 19 | 0 |
| 1986 | 13 | 0 |
| 1987 | 15 | 0 |
| 1988 | 9 | 0 |
| 1989 | 21 | 0 |
| 1990 | 12 | 0 |
| 1991 | 11 | 0 |
| 1992 | 12 | 0 |
| 1993 | 16 | 0 |
| 1994 | 22 | 0 |
| 1995 | 23 | 0 |
| 1996 | 23 | 0 |
| 1997 | 21 | 0 |
| 1998 | 38 | 0 |
| 1999 | 21 | 0 |
| 2000 | 22 | 0 |
| 2001 | 41 | 10 |
| 2002 | 28 | 45 |
| 2003 | 35 | 64 |
| 2004 | 31 | 47 |
| 2005 | 22 | 75 |
| 2006 | 21 | 43 |
| 2007 | 25 | 44 |
| 2008 | 12 | 66 |
| 2009 | 13 | 43 |
| 2010 | 41 | 55 |
| 2011 | 41 | 44 |
| 2012 | 33 | 56 |
| 2013 | 46 | 54 |
| 2014 | 43 | 58 |
| 2015 | 41 | 41 |
| 2016 | 46 | 44 |
| 2017 | 26 | 51 |
| 2018 | 32 | 37 |
| 2019 | 23 | 53 |
| 2020 | 30 | 43 |
| 2021 | 34 | 47 |
| 2022 | 25 | 44 |
| 2023 | 20 | 32 |
| 2024 | 41 | 47 |
| 2025 | 29 | 25 |
| 2026 | 15 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 13/2051Characterised by the material or the structure of the inner absorbing core487
- A61F 13/26Means for inserting tampons , i.e. applicators468
- A61F 13/2082Apparatus or processes of manufacturing320
- A61F 13/2002Characterised by the use306
- A61F 13/2022Characterised by the shape173
- A61F 13/34Means for withdrawing tampons153
- A61F 13/2071Characterised by the material or the structure of the outer layer68
- A61F 13/2074Impregnated with hydrophobic, hydrophilic, skin enhancers, medicinal etc. substances57
All 10 subgroupsShow fewer
Recent patents
- Medical systems, devices, and related methods1 Sep 2026US 12,721,758 B2Boston Scientific Medical Device Limited
- Device for positioning an absorptive matrix element within a body cavity and kit for collecting biological secretions16 Jun 2026US 12,653,510 B2Noselab GmbH
- Wearable perineum leakage control device9 Jun 2026US 12,648,839 B2
- Medical devices, systems, and related methods26 May 2026US 12,636,201 B2Boston Scientific Medical Device Limited
- Color enhancement utilizing up converters and/or down converters19 May 2026US 12,630,725 B2Immunolight, LLC
Most cited
By later US patents
- Compact tampon applicator1,106US 4,973,302 APlaytex Family Products Corporation · 1990
- Resilient plastic web exhibiting fiber-like properties732US 4,342,314 AThe Procter & Gamble Company · 1982
- Tampon detection system464US 6,348,640 B12002
- Devices, systems and methods for diagnosing and treating sinusitus and other disorders of the ears, nose and/or throat357US 7,654,997 B2Acclarent, Inc. · 2010
- Medical article having fluid control film323US 6,420,622 B13M Innovative Properties Company · 2002