US3559359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building panel system
Assignee: Individual
•
Filing: 1969-01-10
•
Granted: 1971-02-02
•
Expires: 1989-01-10
Abstract
Abstract A BUILDING PANEL SYSTEM WHEREIN ADJACENT PANELS ARE PROVIDED WITH LONGITUDINALLY EXTENDING INTERFITTING LIPS WHICH ARE CONTOURED IN SUCH A MANNER THAT A CAMMING OR WEDGING ACTION IS SECURED WHEN THE LIPS ARE FITTED TOGETHER IN ORDER TO PROVIDE A HIGHLY EFFICIENT INTERLOCKED JOINT BETWEEN THE ASSEMBLED PANELS.
Inventors
- 👤 William L Talbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:20
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/36; E04B; E04B1/00; E04B1/38; E04B1/541; E04D3/361; E04D3/363
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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |