Patent US3614915A successfully refreshed from Google Patents.
US3614915A
Expired / Lapsed
US
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Panel assembly and method
Assignee: Kaiser Aluminum and Chemical Corp
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Filing: 1969-01-21
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Granted: 1971-10-26
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Expires: 1989-01-21
Abstract
Abstract THIS INVENTION RELATES TO AN IMPROVED LOAD SUPPORTING AND LOAD TRANSFERRING PANEL SYSTEM FOR USE IN LANDING MAT INSTALLATIONS AND THE LIKE COMPRISED OF A PLURALITY OF REMOVABLY INTERLOCKED PANELS AND WHEREIN THE JOINTS FORMED BY THE VARIOUS MARGINAL EDGES OF THE INTERLOCKED PANELS ARE PROVIDED WITH IMPROVED COOPERATING LOCKING AND SEALING MEANS TO PREVENT THE PENTRATION OF WATER AND THE LIKE THROUGH THE JOINT STRUCTURES AS WELL AS TO FACILITATE INSTALLATION OF THE OVERALL PANEL SYSTEM AND ACCESS TO INDIVIDUAL PANELS THAT MAY BECOME DAMAGED IN USE.
Inventors
- 👤 Robert E Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:31
CPC Classifications
E; E01; E01C; E01C9/00; E01C9/08; E01C9/083
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) | 1974-10-25 | 1975-04-26 | 1975-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-25 | 1979-04-26 | 1979-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-25 | 1983-04-26 | 1983-10-26 | $7700.00 | Window Closed / Lapsed |