A61F 2013/530729
By the swelling rate
Official title: {by the swelling rate}
A61F2013/530729 (By the swelling rate) appears on 19 US grants and 28 published applications in this corpus.
Search patents in A61F- Granted patents
- 19
- Published applications
- 28
- Assignees
- 13
- Inventors
- 77
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 2 | 4 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 3 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 7 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Water-absorbing resin particles and absorbent article11 Mar 2025US 12,246,303 B2Sumitomo Seika Chemicals Co., Ltd.
- Method for producing absorbent articles comprising water-absorbing resin18 Feb 2025US 12,226,296 B2The Procter & Gamble Company
- Water absorbent resin particles26 Nov 2024US 12,150,844 B2Sumitomo Seika Chemicals Co., Ltd.
- Absorbent composites exhibiting stepped capacity behavior17 Feb 2015US 8,957,278 B2Kimberly-Clark Worldwide, Inc.
- Absorbent composites exhibiting stepped capacity behavior26 Feb 2013US 8,383,877 B2Kimberly-Clark Worldwide, Inc.
- Water absorbent resin particles and absorbent article3 Jul 2025US 2025/0213745 A1Sumitomo Seika Chemicals Co., Ltd.
- Method for producing absorbent articles comprising water-absorbing resin22 Sep 2022US 2022/0296438 A1The Procter & Gamble Company
- Water absorbing resin particles and method for producing same, absorbent body. absorbent article, and method for adjusting permeation speed19 May 2022US 2022/0152268 A1Sumitomo Seika Chemicals Co., Ltd.
- Water-absorbent resin particles3 Feb 2022US 2022/0031529 A1Sumitomo Seika Chemicals Co., Ltd.
- Absorption body and absorptive article27 Jan 2022US 2022/0023113 A1Sumitomo Seika Chemicals Co., Ltd.
Most cited
By later US patents
- Liquid-absorbing article209US 5,788,684 AKimberly-Clark Worldwide, Inc. · 1998
- High stiffness absorbent polymers having improved absorbency rates and method for making the same114US 6,939,914 B2Kimberly-Clark Worldwide, Inc. · 2005
- Absorbent article114US 7,884,259 B2Daio Paper Corporation · 2011
- Method and apparatus for intermittently depositing particulate material in a substrate and article made therewith99US 5,156,902 AKimberly-Clark Corporation · 1992
- Apparatus for intermittently depositing particulate material in a substrate76US 5,028,224 AKimberly-Clark Corporation · 1991