G08B 17/117
By using a detection device for specific gases
Official title: by using a detection device for specific gases, e.g. combustion products, produced by the fire (G08B17/103, G08B17/11 take precedence)
G08B17/117 (By using a detection device for specific gases) appears on 332 US grants and 259 published applications in this corpus.
Search patents in G08B- Granted patents
- 332
- Published applications
- 259
- Assignees
- 174
- Inventors
- 587
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 4 |
| 2006 | 2 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 5 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 4 | 4 |
| 2013 | 4 | 5 |
| 2014 | 3 | 6 |
| 2015 | 14 | 30 |
| 2016 | 12 | 18 |
| 2017 | 20 | 15 |
| 2018 | 20 | 18 |
| 2019 | 14 | 20 |
| 2020 | 25 | 26 |
| 2021 | 25 | 21 |
| 2022 | 12 | 23 |
| 2023 | 16 | 13 |
| 2024 | 13 | 17 |
| 2025 | 17 | 9 |
| 2026 | 12 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- System, device, and method for smoke discrimination and identification of fire source31 Mar 2026US 12,592,135 B2Kidde Fire Protection, LLC
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Most cited
By later US patents
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- Fire detection and extinguishment system99US 5,486,811 AThe United States of America as represented by the Secretary of the Navy · 1996
- Smoke alarm and air cleaning device87US 5,451,929 ANewtron Products Company · 1995