E21D 15/285
By means of wedges or wedge combinations
Official title: {by means of wedges or wedge combinations (details of wedges E21D15/43)}
E21D15/285 (By means of wedges or wedge combinations) appears on 3 US grants and 4 published applications in this corpus.
Search patents in E21D- Granted patents
- 3
- Published applications
- 4
- Assignees
- 3
- Inventors
- 7
- Latest grant
- 2 Sep 2014
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| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
By publication year. Applications have been published since 2001.
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