F23N 2223/32
Reed switches
F23N2223/32 (Reed switches) appears on 5 US grants and 1 published applications in this corpus.
Search patents in F23N- Granted patents
- 5
- Published applications
- 1
- Assignees
- 3
- Inventors
- 11
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Switching assembly, switching mechanism and gas cooker26 Dec 2023US 11,852,339 B2Electrolux Appliances Aktiebolag
- Oil burner primary control for interrupted ignition system11 Sep 1979US 4,167,389 AEmerson Electric Co.
- Furnace apparatus and process for control thereof1 Feb 1977US 4,005,820 A
- Primary control system for furnaces and method of making the same18 Jan 1977US 4,004,198 ARobertshaw Controls Company
- Oil burner safety control system with integral ignition25 May 1976US 3,959,697 ARobertshaw Controls Company
Most cited
By later US patents
- Furnace apparatus and process for control thereof10US 4,005,820 A1977
- Oil burner primary control for interrupted ignition system5US 4,167,389 AEmerson Electric Co. · 1979
- Oil burner safety control system with integral ignition3US 3,959,697 ARobertshaw Controls Company · 1976
- Primary control system for furnaces and method of making the same2US 4,004,198 ARobertshaw Controls Company · 1977