US3296760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interlocked panel structure
Assignee: Individual
•
Filing: 1964-09-29
•
Granted: 1967-01-10
•
Expires: 1984-09-29
Abstract
No abstract record available.
Inventors
- 👤 Pavlecka John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:43
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/08; B; B62; B62D; B62D27/00; B62D27/02; B62D27/023; B62D33/00; B62D33/04; B62D33/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN A STRUCTURE, A PANEL UNIT, A TENON EXTENDING LENGTHWISE, ON SAID PANEL UNIT AND HAVING OBLIQUELY REENTRANT FLANKS, A LINEAR KEY OR KEYING MEMBER HAVING A MORTISE AND OBLIQUELY REENTRANT FLANKS THEREIN IN A SLIDABLE ENGAGEMENT WITH SAID TENON FLANKS, SAID TENON FLANKS BEING CONVEX AND SAID MORTISE FLANKS BEING CONCAVE, LEDGES AND MARGINAL CORNERS THEREON EXTENDING ON SAID PANEL UNIT ALONG SAID TENON FLANKS AND FORMING ACUTE CORNERS THEREWITH, AND SHOULDERS AND MARGINAL CORNERS THEREON EXTENDING ON SAID KEY OR MEMBER ALONG SAID MORTISE THEREIN, SAID SHOULDERS BEING IN CONTIGUITY WITH SAID LEDGES AT AND BETWEEN SAID ACUTE CORNERS AND SAID MARGINAL CORNERS FOR ABUTMENT THEREWITH.
Claim 2
Dependent Claim
108 words
IN A STRUCTURE, A PANEL UNIT, A TENON EXTENDING LENGTHWISE, ON SAID PANEL UNIT AND HAVING OBLIQUELY REENTRANT FLANKS, A LINEAR KEY OR KEYING MEMBER HAVING A MORTISE AND OBLIQUELY REENTRANT FLANKS THEREIN IN A SLIDABLE ENGAGEMENT WITH SAID TENON FLANKS, SAID TENON FLANKS BEING CONVEX AND SAID MORTISE FLANKS BEING CONCAVE, LEDGES AND MARGINAL CORNERS THEREON EXTENDING ON SAID PANEL UNIT ALONG SAID TENON FLANKS AND FORMING ACUTE CORNERS THEREWITH, AND SHOULDERS AND MARGINAL CORNERS THEREON EXTENDING ON SAID KEY OR MEMBER ALONG SAID MORTISE THEREIN, SAID SHOULDERS BEING IN CONTIGUITY WITH SAID LEDGES AT AND BETWEEN SAID ACUTE CORNERS AND SAID MARGINAL CORNERS FOR ABUTMENT THEREWITH.
References Cited (Backward Citations)
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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 |