A61F 13/15
Absorbent pads
Official title: Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
A61F13/15 (Absorbent pads) appears on 15,414 US grants and 16,225 published applications in this corpus.
Search patents in A61F- Granted patents
- 15,414
- Published applications
- 16,225
- Assignees
- 2,419
- Inventors
- 17,648
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 130 | 0 |
| 1977 | 104 | 0 |
| 1978 | 73 | 0 |
| 1979 | 36 | 0 |
| 1980 | 84 | 0 |
| 1981 | 85 | 0 |
| 1982 | 108 | 0 |
| 1983 | 91 | 0 |
| 1984 | 74 | 0 |
| 1985 | 111 | 0 |
| 1986 | 141 | 0 |
| 1987 | 203 | 0 |
| 1988 | 166 | 0 |
| 1989 | 201 | 0 |
| 1990 | 184 | 0 |
| 1991 | 192 | 0 |
| 1992 | 170 | 0 |
| 1993 | 165 | 0 |
| 1994 | 218 | 0 |
| 1995 | 265 | 0 |
| 1996 | 284 | 0 |
| 1997 | 358 | 0 |
| 1998 | 413 | 0 |
| 1999 | 349 | 0 |
| 2000 | 331 | 0 |
| 2001 | 362 | 177 |
| 2002 | 487 | 607 |
| 2003 | 563 | 756 |
| 2004 | 380 | 724 |
| 2005 | 287 | 764 |
| 2006 | 248 | 606 |
| 2007 | 252 | 552 |
| 2008 | 211 | 656 |
| 2009 | 223 | 495 |
| 2010 | 403 | 626 |
| 2011 | 396 | 597 |
| 2012 | 507 | 727 |
| 2013 | 487 | 666 |
| 2014 | 499 | 709 |
| 2015 | 557 | 734 |
| 2016 | 502 | 663 |
| 2017 | 436 | 755 |
| 2018 | 463 | 669 |
| 2019 | 470 | 740 |
| 2020 | 551 | 799 |
| 2021 | 557 | 631 |
| 2022 | 434 | 636 |
| 2023 | 398 | 557 |
| 2024 | 467 | 572 |
| 2025 | 448 | 469 |
| 2026 | 290 | 338 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 13/45Characterised by the shape5,879
- A61F 13/15577Apparatus or processes for manufacturing4,380
- A61F 13/53Characterised by the absorbing medium4,133
- A61F 13/51Characterised by the outer layers of the pads3,583
- A61F 13/56Supporting or fastening means2,923
- A61F 13/15203Properties of the article2,428
- A61F 13/84Accessories, not otherwise provided for, for absorbent pads2,101
- A61F 13/20Tampons1,267
All 16 subgroupsShow fewer
- A61F 13/551Packaging before or after use1,017
- A61F 13/42With wetness indicator or alarm996
- A61F 2013/15008Characterized by the useIndexing code766
- A61F 13/505With separable parts529
- A61F 13/38Swabs having a stick-type handle283
- A61F 13/36Surgical swabs236
- A61F 13/44With radio-opaque material or signalling means for residual material122
- A61F 2013/16Sanitary towelsIndexing code37
Recent patents
- Absorbent article comprising a lower acquisition and distribution layer6 Oct 2026US 12,751,867 B2The Procter & Gamble Company
- Absorbent article with fastening component for disposal6 Oct 2026US 12,751,868 B2The Procter & Gamble Company
- Absorbent article with improved capillary acceleration sheet6 Oct 2026US 12,751,869 B2Drylock Technologies NV
- Flexible demolding device, core molding device, and core forming method22 Sep 2026US 12,740,896 B2Shanghai Zhilian Precision Machinery Co., Ltd.
- Absorbent cores and methods for forming absorbent cores22 Sep 2026US 12,740,897 B2Kimberly-Clark Worldwide, Inc.
- Elastic laminates and methods for assembling elastic laminates for absorbent articles8 Oct 2026US 2026/0306306 A1The Procter & Gamble Company
- Methods and apparatuses for manufacturing a joined resealable absorbent article8 Oct 2026US 2026/0306307 A1The Procter & Gamble Company
- Swim Diaper Garment Device8 Oct 2026US 2026/0306308 A1
- Elastomeric laminate(s) for absorbent article donning8 Oct 2026US 2026/0306309 A1The Procter & Gamble Company
- Absorbent Undergarment with Two Compartments8 Oct 2026US 2026/0306310 A1
Most cited
By later US patents
- Device for treating tissues, for example skin1,592US 4,382,441 A1983
- See through absorbent dressing1,496US 5,018,515 AThe Kendall Company · 1991
- Process for making a soft, strong, absorbent material for use in absorbent articles1,412US 6,485,667 B1Rayonier Products and Financial Services Company · 2002
- Nanostructure-enhanced platelet binding and hemostatic structures1,405US 8,319,002 B2Nanosys, Inc. · 2012
- Composite wound dressing1,398US 4,373,519 AMinnesota Mining and Manufacturing Company · 1983