E01C 19/482
The materials being uncoated stone or similar granular materials
Official title: {the materials being uncoated stone or similar granular materials, e.g. sand (laying-down uncoated stone or similar materials per se E01C19/15; distributing granular or pulverung materials per se E01C19/20)}
E01C19/482 (The materials being uncoated stone or similar granular materials) appears on 6 US grants and 2 published applications in this corpus.
Search patents in E01C- Granted patents
- 6
- Published applications
- 2
- Assignees
- 1
- Inventors
- 10
- Latest grant
- 9 Dec 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Spreading device for confined application of grain type materials9 Dec 2003US 6,659,376 B2
- Method and apparatus for compacting road shoulders2 Sep 2003US 6,612,774 B1
- Aggregate hauling, spreading and compacting machine26 Dec 2000US 6,164,866 A
- Spreading device for a road-construction mass substance14 May 1996US 5,516,228 A
- Roadway patching attachment for dump trucks18 Feb 1986US 4,571,119 A
Most cited
By later US patents
- Method and apparatus for compacting road shoulders33US 6,612,774 B12003
- Roadway patching attachment for dump trucks14US 4,571,119 A1986
- Aggregate hauling, spreading and compacting machine10US 6,164,866 A2000
- Spreading device for confined application of grain type materials10US 6,659,376 B22003
- Crushed rock applicator mechanism7US 4,390,304 ACrafco, Inc. · 1983