E21D 15/12
With locking devices located near head or foot
Official title: with locking devices located near head or foot {(E21D15/08 and E21D15/10 take precedence)}
E21D15/12 (With locking devices located near head or foot) appears on 2 US grants and 0 published applications in this corpus.
Search patents in E21D- Granted patents
- 2
- Published applications
- 0
- Assignees
- 1
- Inventors
- 1
- Latest grant
- 8 Aug 1995
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
No published applications in this class yet.
Most cited
By later US patents