US3323819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural joints
Assignee: Individual
•
Filing: 1964-12-17
•
Granted: 1967-06-06
•
Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Barker Leslie Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:36
CPC Classifications
B; B62; B62D; B62D33/00; B62D33/04; E; E04; E04B; E04B2/00; E04B2/72; E04B2/721; F; F16; F16B; F16B5/00; F16B5/0004; F16B5/0032; F16B5/0044; F16B5/06; F16B5/0607; F16B2200/00; F16B2200/65; F16B2200/67
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A WALL STRUCTURE COMPRISING, IN COMBINATION, A RECEPTOR DEFINING A PAIR OF LONGITUDINALLY EXTENDING SLOTS, A PAIR OF SHEET METAL PANELS HAVING CORRESPONDING LATERAL EDGE PORTIONS RECEIVED AXIALLY WITHIN SAID SLOTS OF SAID RECEPTOR, MARGINAL PORTIONS AND PRINCIPAL SHEET PORTIONS OF SAID PANELS THEREADJACENT BEING DISPOSED IN CONTIGUOUS NESTING RELATIONSHIP WITH CORRESPONDING COOPERATING SURFACES OF SAID RECEPTOR, SAID MARGINAL PORTIONS OF SAID PANELS ARE REVERSELY BENT TO FORM AN ACUTE ANGLE WITH SAID PANEL PORTIONS, AND WEDGING MEANS EXTENDING COAXIALLY INTO SAID SLOTS, SAID WEDGING MEANS CONSISTING OF AN ELONGATED ROD DISTINCT FROM SAID EDGE PORTIONS OF SAID SHEET METAL PANELS AND DISPOSED BETWEEN AND FRICTIONALLY ENGAGING FACING INSIDE SURFACES OF SAID REVERSELY BENT MARGINAL POR-
Claim 2
Dependent Claim
116 words
A WALL STRUCTURE COMPRISING, IN COMBINATION, A RECEPTOR DEFINING A PAIR OF LONGITUDINALLY EXTENDING SLOTS, A PAIR OF SHEET METAL PANELS HAVING CORRESPONDING LATERAL EDGE PORTIONS RECEIVED AXIALLY WITHIN SAID SLOTS OF SAID RECEPTOR, MARGINAL PORTIONS AND PRINCIPAL SHEET PORTIONS OF SAID PANELS THEREADJACENT BEING DISPOSED IN CONTIGUOUS NESTING RELATIONSHIP WITH CORRESPONDING COOPERATING SURFACES OF SAID RECEPTOR, SAID MARGINAL PORTIONS OF SAID PANELS ARE REVERSELY BENT TO FORM AN ACUTE ANGLE WITH SAID PANEL PORTIONS, AND WEDGING MEANS EXTENDING COAXIALLY INTO SAID SLOTS, SAID WEDGING MEANS CONSISTING OF AN ELONGATED ROD DISTINCT FROM SAID EDGE PORTIONS OF SAID SHEET METAL PANELS AND DISPOSED BETWEEN AND FRICTIONALLY ENGAGING FACING INSIDE SURFACES OF SAID REVERSELY BENT MARGINAL POR-
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |