A24D 3/066
In the form of foam or having cellular structure
Official title: {in the form of foam or having cellular structure}
A24D3/066 (In the form of foam or having cellular structure) appears on 30 US grants and 52 published applications in this corpus.
Search patents in A24D- Granted patents
- 30
- Published applications
- 52
- Assignees
- 19
- Inventors
- 102
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 3 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 7 |
| 2014 | 0 | 9 |
| 2015 | 5 | 3 |
| 2016 | 3 | 4 |
| 2017 | 2 | 4 |
| 2018 | 1 | 0 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 4 |
| 2022 | 1 | 3 |
| 2023 | 2 | 3 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for filtering smoke17 Mar 2026US 12,575,600 B2
- Aerosol generating articles24 Jun 2025US 12,336,561 B2Philip Morris Products S. A.
- Filter component for smoking28 Jan 2025US 12,207,678 B2
- Cooling cigarette filter and cigarette26 Nov 2024US 12,150,474 B2China Tobacco Hunan Industrial Co., Ltd.
- Cooling cigarette filter and smoking product12 Nov 2024US 12,137,730 B2China Tobacco Hunan Industrial Co., Ltd.
- Aerosol generating articles4 Jun 2026US 2026/0150891 A1Philip Morris Products S. A.
- Filter component for smoking24 Apr 2025US 2025/0127211 A1Soul-Tour Electronics (Huizhou) Co., Ltd
- Aerosol generating articles14 Mar 2024US 2024/0081391 A1Philip Morris Products S. A.
- Device for filtering smoke9 Nov 2023US 2023/0354887 A1
- Smoke filtration device for making self- and machine-rolled conically shaped cigarettes and manufacturing method10 Aug 2023US 2023/0248052 A1WeedWorks GmbH
Most cited
By later US patents
- Cigarette and soluble cigarette filter therefor36US 5,497,793 A1996
- Tobacco smoke filter for smoking device with porous mass of active particulate33US 9,386,803 B2Celanese Acetate LLC · 2016
- High surface area micro-porous fibers from polymer solutions15US 6,779,528 B2Philip Morris Incorporated · 2004
- Filter for a smoking article14US 9,259,031 B2British American Tobacco (Investments) Limited · 2016
- Cigarette filters comprising unfunctionalized porous polyaromatic resins for removing gas phase constituents from mainstream tobacco smoke6US 6,863,074 B2Philip Morris USA Inc. · 2005