F27D 1/027
Skew backs
Official title: {Skew backs}
F27D1/027 (Skew backs) appears on 3 US grants and 2 published applications in this corpus.
Search patents in F27D- Granted patents
- 3
- Published applications
- 2
- Assignees
- 2
- Inventors
- 4
- Latest grant
- 25 Jun 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 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 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Integral self-supporting composite refractory wall modules for refractory structures and methods of forming refractory structure walls of the same25 Jun 2019US 10,330,315 B2Fosbel, Inc.
- Integral self-supporting composite refractory components and methods of making the same4 Sep 2018US 10,065,391 B2Fosbel, Inc.
- Furnace skewback support with buckstay pivot8 Jun 1976US 3,962,528 ALectromelt Corporation
- Integral self-supporting composite refractory components and methods of making the same4 Aug 2016US 2016/0221296 A1Fosbel, Inc.
- Integral self-supporting composite refractory wall modules for refractory structures and methods of forming refractory structure walls of the same4 Aug 2016US 2016/0223197 A1Fosbel, Inc.
Most cited
By later US patents