US3292335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unitary, flexible spacers for concrete reinforcement
Assignee: Individual
•
Filing: 1964-03-09
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Granted: 1966-12-20
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Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Stober Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:27
CPC Classifications
E; E04; E04C; E04C5/00; E04C5/16; E04C5/20; E04C5/203; E04C5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A SPACER FOR A CONCRETE REINFORCING ROD COMPRISING A ONE PIECE, WHEEL-LIKE BODY OF A RESILIENTLY FLEXIBLE MATERIAL HAVING A HUB FOR CLOSELY MEBRACING SAID ROD, A RIM FOR SPACING SAID ROD FROM AN ADJACENT COMPONENT, AND A WEB JOINING SAID HUB AND RIM, ANGULARLY SUBSTANTIALLY COEXTENSIVE PERIPHERAL ARCS OF SAID HUB AND WEB BEING SPLIT BY A SLOT SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF SAID BODY AND EXTENDING INWARDLY FROM THE PERIPHERY OF THE RIM SUBSTANTIALLY TO A DIAMETER OF SAID WHEEL-LIKE BODY TO FORM NARROW HUB AND RIM PORTIONS ON EACH SIDE OF THE SLOT, SAID NARROW HUB AND RIM PORTIONS AND SAID WEBS HAVING A PAIR OF RADIAL GAPS EXTENDING THERETHROUGH OFFSET FROM ONE ANOTHER AND DISPOSED AT OPPOSITE ENDS OF SAID SLOT.
Claim 2
Dependent Claim
126 words
A SPACER FOR A CONCRETE REINFORCING ROD COMPRISING A ONE PIECE, WHEEL-LIKE BODY OF A RESILIENTLY FLEXIBLE MATERIAL HAVING A HUB FOR CLOSELY MEBRACING SAID ROD, A RIM FOR SPACING SAID ROD FROM AN ADJACENT COMPONENT, AND A WEB JOINING SAID HUB AND RIM, ANGULARLY SUBSTANTIALLY COEXTENSIVE PERIPHERAL ARCS OF SAID HUB AND WEB BEING SPLIT BY A SLOT SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF SAID BODY AND EXTENDING INWARDLY FROM THE PERIPHERY OF THE RIM SUBSTANTIALLY TO A DIAMETER OF SAID WHEEL-LIKE BODY TO FORM NARROW HUB AND RIM PORTIONS ON EACH SIDE OF THE SLOT, SAID NARROW HUB AND RIM PORTIONS AND SAID WEBS HAVING A PAIR OF RADIAL GAPS EXTENDING THERETHROUGH OFFSET FROM ONE ANOTHER AND DISPOSED AT OPPOSITE ENDS OF SAID SLOT.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |