US3296759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interlocked hollow panel structure
Assignee: Individual
•
Filing: 1964-12-07
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Granted: 1967-01-10
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Expires: 1984-12-07
Abstract
No abstract record available.
Inventors
- 👤 Pavlecka John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:19
CPC Classifications
B; B62; B62D; B62D31/00; B62D31/02; E; E04; E04C; E04C2/00; E04C2/02; E04C2/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A STRUCTURE, TWO PANELS SPACED APART FROM EACH OTHER, A NUMBER OF STRINGERS EXTENDING ON SAID PANELS AT MODULAR INTERVALS APART FROM EACH OTHER AND IN OPPOSITION WITH EACH OTHER, EACH STRINGER BEARING A MARGINAL SHOULDER AND A LEDGE AND REENTRANT MORTISE AND TENON MEANS THEREBETWEEN, SAID MORTISE AND TENON MEANS BEING ASYMMETRICAL ABOUT THE STRINGER MEDIAN PLANE AND EACH MORTISE BEING WIDER THAN EACH TENON, SAID MORTISE AND TENON MEANS ON SAID STRINGERS IN OPPOSITION BEING IDENTICAL WITH EACH OTHER AND BEING INTERFITTED WITH EACH SHOULDER OPPOSITE EACH LEDGE THEREOF AND WITH GAPS BETWEEN AT LEAST THE REENTRANT PORTIONS OF EACH MORTISE AND EACH TENON THEREOF, AND LINEAR KEYS SLID ENDWISE INTO SAID GAPS FOR BLOCKING SAID STRINGERS IN OPPOSITION AGAINST SEPARATION FROM EACH OTHER, SAID STRINGERS ON EACH PANEL HAVING SAID SHOULDER AND LEDGE THEREOF ON CORRESPONDING SIDES WHEREBY SAID PANELS MAY BE IDENTICAL WITH EACH OTHER AND MAY BE FACED WITH EACH OTHER BY ANY NUMBER OF SAID MODULAR INTERVALS.
Claim 2
Dependent Claim
164 words
IN A STRUCTURE, TWO PANELS SPACED APART FROM EACH OTHER, A NUMBER OF STRINGERS EXTENDING ON SAID PANELS AT MODULAR INTERVALS APART FROM EACH OTHER AND IN OPPOSITION WITH EACH OTHER, EACH STRINGER BEARING A MARGINAL SHOULDER AND A LEDGE AND REENTRANT MORTISE AND TENON MEANS THEREBETWEEN, SAID MORTISE AND TENON MEANS BEING ASYMMETRICAL ABOUT THE STRINGER MEDIAN PLANE AND EACH MORTISE BEING WIDER THAN EACH TENON, SAID MORTISE AND TENON MEANS ON SAID STRINGERS IN OPPOSITION BEING IDENTICAL WITH EACH OTHER AND BEING INTERFITTED WITH EACH SHOULDER OPPOSITE EACH LEDGE THEREOF AND WITH GAPS BETWEEN AT LEAST THE REENTRANT PORTIONS OF EACH MORTISE AND EACH TENON THEREOF, AND LINEAR KEYS SLID ENDWISE INTO SAID GAPS FOR BLOCKING SAID STRINGERS IN OPPOSITION AGAINST SEPARATION FROM EACH OTHER, SAID STRINGERS ON EACH PANEL HAVING SAID SHOULDER AND LEDGE THEREOF ON CORRESPONDING SIDES WHEREBY SAID PANELS MAY BE IDENTICAL WITH EACH OTHER AND MAY BE FACED WITH EACH OTHER BY ANY NUMBER OF SAID MODULAR INTERVALS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |