A61F 2013/530036
Being made in chemically-modified cellulosic material
Official title: {being made in chemically-modified cellulosic material, e.g. Rayon}
A61F2013/530036 (Being made in chemically-modified cellulosic material) appears on 142 US grants and 88 published applications in this corpus.
Search patents in A61F- Granted patents
- 142
- Published applications
- 88
- Assignees
- 49
- Inventors
- 290
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 9 | 0 |
| 1994 | 18 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 12 | 0 |
| 1998 | 10 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 5 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 5 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 1 | 3 |
| 2015 | 3 | 5 |
| 2016 | 2 | 5 |
| 2017 | 1 | 3 |
| 2018 | 2 | 5 |
| 2019 | 6 | 4 |
| 2020 | 4 | 4 |
| 2021 | 6 | 16 |
| 2022 | 6 | 10 |
| 2023 | 1 | 5 |
| 2024 | 4 | 1 |
| 2025 | 4 | 1 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Absorbent article with reduced absorbent core7 Jul 2026US 12,672,988 B2Drylock Technologies NV
- Absorbent cores for disposable absorbent articles7 Jul 2026US 12,672,989 B2Glatfelter Falkenhagen GmbH
- Absorbent article12 May 2026US 12,622,821 B2The Procter & Gamble Company
- Breathable absorbent article24 Feb 2026US 12,558,273 B2Allegiance Corporation
- Absorbent fibrous web13 Jan 2026US 12,521,287 B2Essity Hygiene and Health Aktiebolag
- Absorbent cores for disposable absorbent articles1 Oct 2026US 2026/0294699 A1Glatfelter Falkenhagen GmbH
- An absorbent insert ostomy device for insertion through an ostomy of a human being27 Aug 2026US 2026/0248633 A1Ampa Medical Aps
- Absorbent article20 Aug 2026US 2026/0240694 A1The Procter & Gamble Company
- Breathable absorbent article25 Jun 2026US 2026/0174605 A1Allegiance Corporation
- Washable Absorbent Assembly18 Jun 2026US 2026/0165889 A1Essity Hygiene and Health Aktiebolag
Most cited
By later US patents
- Absorbent article with dynamic elastic waist feature having a predisposed resilient flexural hinge1,158US 5,151,092 AThe Procter & Gamble Company · 1992
- 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
- Absorbent foam materials for aqueous body fluids and absorbent articles containing such materials745US 5,260,345 AThe Procter & Gamble Company · 1993
- Absorbent article with dynamic elastic waist feature having a predisposed resilient flexural hinge727US 5,221,274 AThe Procter & Gamble Company · 1993