F23N 2231/14
Fail safe: for earthquakes
Official title: for earthquakes
F23N2231/14 (Fail safe: for earthquakes) appears on 16 US grants and 4 published applications in this corpus.
Search patents in F23N- Granted patents
- 16
- Published applications
- 4
- Assignees
- 11
- Inventors
- 34
- Latest grant
- 8 Aug 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 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 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Gas burner with tilt safety assembly8 Aug 2017US 9,726,378 B2Pro-Iroda Industries, Inc.
- Gas meter and gas safety system14 May 2013US 8,442,696 B2Panasonic Corporation
- Automated process gas supply system for evacuating a process line11 Feb 1997US 5,601,107 AMoore Epitaxial, Inc.
- Safety shut-off device for liquid fuel burners3 Sep 1996US 5,551,865 A
- Automated process gas supply system for evacuating a process line23 May 1995US 5,417,236 AMoore Epitaxial, Inc.
- Gas Burner with Tilt Safety Assembly24 Mar 2016US 2016/0084505 A1Pro-Iroda Industries, I,nc.
- Gas shutoff device4 Apr 2013US 2013/0081707 A1Panasonic Corporation
- Fire-extinguishing device for an oil stove21 Apr 2011US 2011/0088919 A1
- Gas meter and gas safety system6 Jan 2011US 2011/0004353 A1Panasonic Corporation
Most cited
By later US patents
- Safety device for gas supply pipe34US 4,098,284 A1978
- Safety apparatus for combustion device32US 4,638,789 ARinnai Corporation · 1987
- Automated process gas supply system for evacuating a process line18US 5,240,024 AMoore Epitaxial, Inc. · 1993
- Automated process gas supply system for evacuating a process line18US 5,601,107 AMoore Epitaxial, Inc. · 1997
- Safety device for open-type combustor13US 4,664,095 AHitachi Heating Appliances Co., Ltd. · 1987