Specified Ceiling Systems
Alhambra, CA, US· latest recorded location
Specified Ceiling Systems is named on 7 US grants and 0 published applications in this corpus. Its most frequent classification is E04B (General building constructions).
- Granted patents
- 7
- Published applications
- 0
- Inventors
- 2
- Granted in 2026 so far
- 0
- Most recent grant
- 24 Sep 1985
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
By publication year.
Technology areas
Share of 7 documents
Recent patents
- Drop ceiling framework24 Sep 1985US 4,542,615 A
- High volume ceiling type air diffuser9 Oct 1984US 4,475,446 A
- Drop ceiling frame construction6 Mar 1984US 4,434,599 A
- Lighting panel for drop ceilings25 May 1982US 4,332,005 A
- Drop ceiling air diffuser with horizontal discharge pattern29 Jul 1980US 4,214,512 A
No published applications.
Most cited
By later US patents