A61F 2013/15357
Stiffness
Official title: {Stiffness, e.g. Taber rigidity}
A61F2013/15357 (Stiffness) appears on 133 US grants and 174 published applications in this corpus.
Search patents in A61F- Granted patents
- 133
- Published applications
- 174
- Assignees
- 33
- Inventors
- 319
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 3 |
| 2003 | 3 | 13 |
| 2004 | 1 | 25 |
| 2005 | 2 | 1 |
| 2006 | 4 | 7 |
| 2007 | 1 | 6 |
| 2008 | 4 | 7 |
| 2009 | 7 | 8 |
| 2010 | 8 | 1 |
| 2011 | 6 | 4 |
| 2012 | 5 | 2 |
| 2013 | 3 | 3 |
| 2014 | 3 | 2 |
| 2015 | 3 | 13 |
| 2016 | 6 | 3 |
| 2017 | 6 | 10 |
| 2018 | 5 | 12 |
| 2019 | 0 | 5 |
| 2020 | 2 | 14 |
| 2021 | 5 | 6 |
| 2022 | 4 | 6 |
| 2023 | 5 | 4 |
| 2024 | 5 | 3 |
| 2025 | 4 | 9 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bulky nonwoven fabric with enhanced compressibility and recovery18 Aug 2026US 12,708,572 B2Pfn—Gic A.S
- Melt blown dressing with gradient density6 Jan 2026US 12,514,955 B2Ethicon, Inc.
- Absorbent articles including non-elasticated cuffs20 May 2025US 12,303,364 B2The Procter & Gamble Company
- Absorbent layer for an absorbent article18 Feb 2025US 12,226,293 B2The Procter & Gamble Company
- Nonwoven fabrics and absorbent articles having shaped, soft and textured nonwoven fabrics4 Feb 2025US 12,213,864 B2The Procter & Gamble Company
- Flushable absorbent pad and combination with reusable chassis24 Sep 2026US 2026/0283865 A1W. Pelz GmbH & Co. KG
- Absorbent article6 Aug 2026US 2026/0224409 A1Livedo Corporation
- Fluid management layer for an absorbent article25 Jun 2026US 2026/0174606 A1The Procter & Gamble Company
- Absorbent article with improved performance19 Mar 2026US 2026/0076841 A1The Procter & Gamble Company
- Fluid management layer for an absorbent article12 Mar 2026US 2026/0069472 A1The Procter & Gamble Company
Most cited
By later US patents
- Process for making a soft, strong, absorbent material for use in absorbent articles1,412US 6,485,667 B1Rayonier Products and Financial Services Company · 2002
- Thin-unit-wet absorbent foam materials for aqueous body fluids and process for making same1,130US 5,387,207 AThe Procter & Gamble Company · 1995
- High efficiency absorbent articles for incontinence management776US 5,147,345 AThe Procter & Gamble Company · 1992
- Slitted absorbent members for aqueous body fluids formed of expandable absorbent materials612US 5,397,316 AThe Procter & Gamble Company · 1995
- Absorbent article with dynamic elastic waist feature comprising an expansive tummy panel332US 5,507,736 AThe Procter & Gamble Company · 1996