A24D 3/065
With sheath/core of bi-component type structure
Official title: {with sheath/core of bi-component type structure}
A24D3/065 (With sheath/core of bi-component type structure) appears on 30 US grants and 39 published applications in this corpus.
Search patents in A24D- Granted patents
- 30
- Published applications
- 39
- Assignees
- 19
- Inventors
- 83
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 3 | 2 |
| 2014 | 0 | 2 |
| 2015 | 0 | 5 |
| 2016 | 1 | 1 |
| 2017 | 2 | 3 |
| 2018 | 7 | 4 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aerosol generating article, thread filter, and cooling article including thread filter6 Jan 2026US 12,514,283 B2Kt&G Corporation
- Aerosol delivery device with downstream flavor cartridge18 Feb 2025US 12,225,937 B2RAI Strategic Holdings, Inc.
- Biodegradable cigarette filter5 Mar 2024US 11,918,036 B2R. J. Reynolds Tobacco Company
- Aerosol generating articles13 Feb 2024US 11,896,048 B2Philip Morris Products S. A.
- Filter component7 Mar 2023US 11,596,171 B2Philip Morris Products S. A.
- Smoking Filter27 Aug 2026US 2026/0248173 A1Snap Wrap, LLC
- Rod filters having high hardness values27 Aug 2026US 2026/0248178 A1Eastman Chemical Company
- Filter comprising a paper substrate comprising a monolayer base web with different fibrous portions7 May 2026US 2026/0123662 A1
- Aerosol-generating article having downstream element comprising novel filtration material30 Apr 2026US 2026/0114502 A1Philip Morris Products S. A.
- Preparation method for polylactic acid fiber filter rod with good temperature resistance1 Jan 2026US 2026/0002291 A1China Tobacco Yunnan Industrial Co., Ltd
Most cited
By later US patents
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom74US 5,620,641 AAmerican Filtrona Corporation · 1997
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom73US 5,607,766 AAmerican Filtrona Corporation · 1997
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom67US 5,633,082 AAmerican Filtrona Corporation · 1997
- Bicomponent fibers and tobacco smoke filters formed therefrom57US 5,509,430 AAmerican Filtrona Corporation · 1996
- Sheath-core bicomponent fibers with blended ethylene-vinyl acetate polymer sheath, tobacco smoke filter products incorporating such fibers and tobacco smoke products made therefrom41US 6,174,603 B1Filtrona International Limited · 2001