US3613322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable supported roof construction
Assignee: Individual
•
Filing: 1970-03-27
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Granted: 1971-10-19
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Expires: 1990-03-27
Abstract
Abstract A BUILDING MAY BE ERECTED IN A SIMPLE AND EFFICIENT MANNER BY SUSPENDING THE ROOF ON CABLES EXTENDING OUTWARDLY FROM A CENTRAL PILLAR. THE PERIPHERY OF THE ROOF RESTS ON A CYLINDRICAL OUTER WALL. THIS WALL MAY BE CONSTRUCTED AS A CLOSED WALL, OR WITH WINDOWS, DOORS OR THE LIKE. A CENTRALLY DISPOSED PILLAR-LIKE PORTION MAY BE ALSO ACCESSIBLE AS A ROOM FOR USE.
Inventors
- 👤 Thomas H Czarnecki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:21
CPC Classifications
E; E04; E04B; E04B7/00; E04B7/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-18 | 1975-04-19 | 1975-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-18 | 1979-04-19 | 1979-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-18 | 1983-04-19 | 1983-10-19 | $7700.00 | Window Closed / Lapsed |