US3561184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated deck joist
Assignee: Individual
•
Filing: 1969-02-03
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Granted: 1971-02-09
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Expires: 1989-02-03
Abstract
Abstract A DECK JOIST ASSEMBLY INCLUDES A CORRUGATED PANEL SERVING AS A TOP CHORD AND A BAR JOIST MEMBER HAVING A SINUOUS WEB THE PEAKS OF WHICH ARE WELDED TO THE UNDERSURFACE OF THE PANEL. RESISTANCE TO LATERAL LOAD DEFLECTION IS PROVIDED BY A PLURALITY OF TRANSVERSE RODS WELDED TO THE PANEL EITHER TO THE TOP OR BOTTOM SURFACE THEREOF AT POINTS ADJACENT THE WELDED WEB PEAKS.
Inventors
- 👤 Rensselaer P Van Saxe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:20
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/16; E04B5/32; E04B5/36; E04B5/38; E04B5/40
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) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |