A61F 2013/53481
Being biodegradable
Official title: {being biodegradable}
A61F2013/53481 (Being biodegradable) appears on 23 US grants and 8 published applications in this corpus.
Search patents in A61F- Granted patents
- 23
- Published applications
- 8
- Assignees
- 10
- Inventors
- 32
- Latest grant
- 6 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Absorbent article6 Sep 2022US 11,433,157 B2Unicharm Corporation
- Absorbent article having natural fibers11 Aug 2020US 10,736,790 B2Saathi, Inc.
- Water disintegratable absorber and absorbent article28 Jun 2016US 9,375,508 B2Unicharm Corporation
- Disposable article28 Oct 1997US 5,681,299 AEcoprogress Limited
- Consumable product containing absorbent composition26 Nov 1996US 5,578,318 AIsolyser Company, Inc.
- Environmentally-friendly absorbent article and process of making6 Feb 2025US 2025/0041132 A1
- Environmentally-friendly absorbent article and process of making30 Jan 2025US 2025/0032323 A1
- Biodegradable underwear30 Jul 2020US 2020/0237570 A1Liati D.I.A.N Ltd.
- Absorbent article3 Oct 2019US 2019/0298880 A1Unicharm Corporation
- Absorbent article having natural fibers24 May 2018US 2018/0140469 A1Saathi, Inc.
Most cited
By later US patents
- Biodegradable disposable diaper112US 4,964,857 A1990
- Novel copolyesters and their use in compostable products such as disposable diapers91US 5,097,005 AE. I. Du Pont de Nemours and Company · 1992
- Novel polyesters and their use in compostable products such as disposable diapers86US 5,053,482 AE. I. Du Pont de Nemours and Company · 1991
- Novel polyesters and their use in compostable products such as disposable diapers73US 5,097,004 AE. I. Du Pont de Nemours and Company · 1992
- Biodegradable superabsorbing sponge65US 4,959,341 AMicro Vesicular Systems, Inc. · 1990