US2746891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural joint connection in panel construction
Assignee: Individual
•
Filing: 1952-02-15
•
Granted: 1956-05-22
•
Expires: 1972-02-15
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Doane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:56
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/6116; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1064
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
55 words
IN A STRUCTURAL CONNECTION, A PAIR OF PANELS ARRANGED ANGULARLY WITH RESPECT TO EACH OTHER, EACH OF SAID PANELS BEING PROVIDED WITH RECESSES THEREIN, A LAYER OF FABRIC EXTENDING OVER ONE SIDE OF SAID PANELS AND HAVING PORTIONS EXTENDING INTO SAID RECESSES, AND A PLURALITY OF LAYERS EXTENDED OVER THE OTHER SIDES OF SAID PANELS.
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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) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |