F23Q 2/48
Flint
Official title: Flint (composition, manufacture C06C15/00); Guides for, or arrangements of, flints
F23Q2/48 (Flint) appears on 14 US grants and 11 published applications in this corpus.
Search patents in F23Q- Granted patents
- 14
- Published applications
- 11
- Assignees
- 8
- Inventors
- 24
- Latest grant
- 26 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Lighter with replaceable flint member26 Nov 2024US 12,152,775 B2
- Modular pyrophoric lighter3 Oct 2023US 11,774,095 B2Zippo Manufacturing Company
- Cigarette lighter with a new fuel release system27 Dec 2022US 11,536,453 B2Tokai Seiki Co. (H.K.), Ltd.
- Flint fire starter10 Sep 2019US 10,408,450 B2Exotac, Inc.
- Push-button type flint ignition mechanism capable of automatic resetting6 Mar 2018US 9,909,760 B2
- Lighter19 Sep 2024US 2024/0310046 A1
- Lighter with Replaceable Flint Member4 May 2023US 2023/0135739 A1Arrow Lighter Inc.
- Modular pyrophoric lighter16 Dec 2021US 2021/0388986 A1Zippo Manufacturing Company
- Cigarette Lighter with a New Fuel Release System29 Apr 2021US 2021/0123599 A1Tokai Seiki Co. (H.K.), Ltd.
- Flint fire starter1 Feb 2018US 2018/0031234 A1Exotac, Inc.
Most cited
By later US patents