Quartz & Silice
Saint Pierre Les Nemours, FR· latest recorded location
Quartz & Silice is named on 4 US grants and 0 published applications in this corpus. Its most frequent classification is C03B (Manufacture, shaping, or supplementary processes).
- Granted patents
- 4
- Published applications
- 0
- Inventors
- 5
- Granted in 2026 so far
- 0
- Most recent grant
- 4 Nov 1997
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
By publication year.
Technology areas
Share of 4 documents
Recent patents
- Ceramifiable sizing composition for continuous inorganic yarns, yarns coated with this composition and process for sizing and heat treatment making use of this composition4 Nov 1997US 5,683,812 A
- Apparatus for extracting spin cast fused silica objects14 May 1991US 5,015,279 A
- Method of extracting spin cast fused silica23 Oct 1990US 4,964,902 A
- Preparation of semifinished product for manufacture of optical fibers4 Jan 1983US 4,367,013 A
No published applications.
Most cited
By later US patents