B28B 21/12
Tamping or ramming the material or the mould elements
Official title: tamping or ramming the material or the mould elements
B28B21/12 (Tamping or ramming the material or the mould elements) appears on 1 US grants and 2 published applications in this corpus.
Search patents in B28B- Granted patents
- 1
- Published applications
- 2
- Assignees
- 3
- Inventors
- 5
- Latest grant
- 28 Jun 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
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No patent in this class has been cited by a later US patent yet.