A61F 2013/842
With active charcoal
Official title: {with active charcoal}
A61F2013/842 (With active charcoal) appears on 32 US grants and 21 published applications in this corpus.
Search patents in A61F- Granted patents
- 32
- Published applications
- 21
- Assignees
- 15
- Inventors
- 84
- Latest grant
- 5 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 4 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 4 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flatulence silencer and odor eliminator5 Mar 2024US 11,918,446 B2
- Child sanitary napkin method and apparatus20 Jul 2021US 11,065,165 B2
- Article comprising odor control composition19 May 2020US 10,653,571 B2The Procter & Gamble Company
- Compostable diaper and method of manufacturing thereof27 Aug 2019US 10,391,004 B2ZERI Europe—Foundation for a Blue Economy vzw
- Absorbent product comprising odor control material25 Dec 2018US 10,159,612 B2Essity Hygiene and Health AB
- Absorbent article27 Aug 2026US 2026/0248662 A1Sumitomo Seika Chemicals Co., Ltd.
- Durable absorbent underwear with odor control features1 Jan 2026US 2026/0000544 A1The Procter & Gamble Company
- Water-absorbing resin composition, absorber, absorbent article, and method for separation processing of water-absorbing resin particles from absorbent article2 Oct 2025US 2025/0303392 A1Sumitomo Seika Chemicals Co., Ltd.
- Flatulence silencer and odor eliminator5 May 2022US 2022/0133556 A1
- Hygiene Pad28 Apr 2022US 2022/0125643 A1
Most cited
By later US patents
- Apparatus and method for the collection of analytes on a dermal patch333US 5,438,984 ASudor Partners · 1995
- Binder coated discontinuous fibers with adhered particulate materials234US 5,432,000 AWeyerhaeuser Company · 1995
- Bicomponent material111US 5,019,062 AThe Procter & Gamble Company · 1991
- Self-adhesive nonwoven elastic compressible composite material110US 5,503,908 AKimberly-Clark Corporation · 1996
- Polyethylene glycol as a binder material for fibers91US 5,498,478 AWeyerhaeuser Company · 1996