D21H 5/183
Of asbestos fibres
Official title: {of asbestos fibres}
D21H5/183 (Of asbestos fibres) appears on 3 US grants and 0 published applications in this corpus.
Search patents in D21H- Granted patents
- 3
- Published applications
- 0
- Assignees
- 3
- Inventors
- 7
- Latest grant
- 14 Jun 1983
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 | 2 | 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