F23Q 2/04
With cerium-iron alloy and wick with friction ignition
Official title: with cerium-iron alloy and wick {with friction ignition}
F23Q2/04 (With cerium-iron alloy and wick with friction ignition) appears on 11 US grants and 9 published applications in this corpus.
Search patents in F23Q- Granted patents
- 11
- Published applications
- 9
- Assignees
- 3
- Inventors
- 14
- Latest grant
- 1 Oct 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 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 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 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Lighter1 Oct 2024US 12,104,792 B2
- Inverting pocket lighters27 Feb 2024US 11,913,644 B2VPR Brands, LP
- Modular pyrophoric lighter3 Oct 2023US 11,774,095 B2Zippo Manufacturing Company
- Inverting pocket lighters16 Mar 2021US 10,948,187 B2VPR Brands, LP
- Liquid fuel lighter28 Jan 2020US 10,544,937 B2Exotac, Inc.
- Structure for connecting and fixing lighter's core assembly25 Dec 2025US 2025/0389419 A1
- Lighter19 Sep 2024US 2024/0310046 A1
- Lighter17 Mar 2022US 2022/0082255 A1
- Modular pyrophoric lighter16 Dec 2021US 2021/0388986 A1Zippo Manufacturing Company
- Inverting pocket lighters1 Jul 2021US 2021/0199294 A1VPR Brands, LP
Most cited
By later US patents