US3083787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scaffold structure
Assignee: Union Metal Products Inc
•
Filing: 1959-10-15
•
Granted: 1963-04-02
•
Expires: 1979-10-15
Abstract
No abstract record available.
Inventors
- 👤 Joe A Isbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:18
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/18; E04G1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN A SCAFFOLD STRUCTURE, SPACED HOLLOW UPRIGHTS EACH HAVING IN ONE WALL A SERIES OF TRANSVERSE APERTURES SPACED APART ONE ABOVE THE OTHER, A VERTICALLY ADJUSTABLE HORIZONTAL BRACE EXTENDING BETWEEN SAID UPRIGHTS AND HAVING A NARROW LUG AT EACH END PROJECTING LATERALLY INTO A SELECTIVE ONE OF SAID APERTURES AND TERMINATING WITHIN THE UPRIGHT AND PROVIDED WITH A DOWNWARDLY FACING NOTCH RECEIVING A WALL OF THE UPRIGHT AT THE BOTTOM OF THE SLOT, A PLATFORM-CARRYING HORIZONTAL CROSSBEAM EXTENDING TRANSVERSELY OF SAID BRACE AND SAID UPRIGHT AND HAVING A VERTICALLY ELONGATED SLEEVE UNIT AT ITS END ENCLOSING AND SLIDABLE VERTICALLY UPON SAID UPRIGHT, ONE SIDE OF SAID SLEEVE UNIT HAVING A SLOT EXTENDING FROM TOP TO BOTTOM OF THE SLEEVE SIDE AND ADAPTED TO RECEIVE AND SLIDE PAST SAID BRACE LUG.
Claim 2
Dependent Claim
130 words
IN A SCAFFOLD STRUCTURE, SPACED HOLLOW UPRIGHTS EACH HAVING IN ONE WALL A SERIES OF TRANSVERSE APERTURES SPACED APART ONE ABOVE THE OTHER, A VERTICALLY ADJUSTABLE HORIZONTAL BRACE EXTENDING BETWEEN SAID UPRIGHTS AND HAVING A NARROW LUG AT EACH END PROJECTING LATERALLY INTO A SELECTIVE ONE OF SAID APERTURES AND TERMINATING WITHIN THE UPRIGHT AND PROVIDED WITH A DOWNWARDLY FACING NOTCH RECEIVING A WALL OF THE UPRIGHT AT THE BOTTOM OF THE SLOT, A PLATFORM-CARRYING HORIZONTAL CROSSBEAM EXTENDING TRANSVERSELY OF SAID BRACE AND SAID UPRIGHT AND HAVING A VERTICALLY ELONGATED SLEEVE UNIT AT ITS END ENCLOSING AND SLIDABLE VERTICALLY UPON SAID UPRIGHT, ONE SIDE OF SAID SLEEVE UNIT HAVING A SLOT EXTENDING FROM TOP TO BOTTOM OF THE SLEEVE SIDE AND ADAPTED TO RECEIVE AND SLIDE PAST SAID BRACE LUG.
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |