US3172239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spacers used on reinforcement bars in concrete construction
Assignee: Sanofi Aventis France
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Filing: 1962-06-29
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Granted: 1965-03-09
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Expires: 1982-06-29
Abstract
No abstract record available.
Inventors
- 👤 Larkin Sam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:34
CPC Classifications
E; E04; E04C; E04C5/00; E04C5/16; E04C5/20; E04C5/203; E04C5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A REINFORCING ROD SPACER COMPRISING A SUPPORT ENGAGING MEANS AND A REINFORCING ROD ENGAGING MEANS, SAID SUPPORT ENGAGING MEANS COMPRISING A CLOSED CIRCULAR WIRE RING MEMBER, SAID ROD ENGAGING MEANS COMPRISING A WIRE COIL HAVING AT LEAST ONE AND A HALF TURNS BETWEEN THE ENDS THEREOF, THE DIAMETER OF EACH TURN BEING SUBSTANTIALLY THE SAME AND SMALLER THAN THE DIAMETER OF SAID CIRCULAR RING MEMBER, A SUBSTANTIALLY STRAIGHT CONNECTING ELEMENT EXTENDING FROM EACH END OF SAID COIL AT AN ACUTE ANGLE WITH THE LONGITUDINAL AXIS OF SAID COIL, THE ENDS OF SAID ELEMENTS OUTWARDLY OF SAID COIL BEING ATTACHED TO SAID CIRCULAR RING MEMBER, SAID CONNECTING ELEMENTS EXTENDING FROM SAID COIL IN OPPOSITE DIRECTIONS AND LYING SUBSTANTIALLY IN A DIAMETRAL PLANE OF SAID CIRCULAR RING MEMBER, THE LONGITUDINAL AXIS OF SAID COIL EXTENDING APPROXIMATELY PERPENDICULAR TO A PLANE CONTAINING SAID CIRCULAR RING MEMBER, SAID COIL AND CONNECTING ELEMENTS BEING FORMED OF A SINGLE PIECE OF WIRE.
Claim 2
Dependent Claim
156 words
A REINFORCING ROD SPACER COMPRISING A SUPPORT ENGAGING MEANS AND A REINFORCING ROD ENGAGING MEANS, SAID SUPPORT ENGAGING MEANS COMPRISING A CLOSED CIRCULAR WIRE RING MEMBER, SAID ROD ENGAGING MEANS COMPRISING A WIRE COIL HAVING AT LEAST ONE AND A HALF TURNS BETWEEN THE ENDS THEREOF, THE DIAMETER OF EACH TURN BEING SUBSTANTIALLY THE SAME AND SMALLER THAN THE DIAMETER OF SAID CIRCULAR RING MEMBER, A SUBSTANTIALLY STRAIGHT CONNECTING ELEMENT EXTENDING FROM EACH END OF SAID COIL AT AN ACUTE ANGLE WITH THE LONGITUDINAL AXIS OF SAID COIL, THE ENDS OF SAID ELEMENTS OUTWARDLY OF SAID COIL BEING ATTACHED TO SAID CIRCULAR RING MEMBER, SAID CONNECTING ELEMENTS EXTENDING FROM SAID COIL IN OPPOSITE DIRECTIONS AND LYING SUBSTANTIALLY IN A DIAMETRAL PLANE OF SAID CIRCULAR RING MEMBER, THE LONGITUDINAL AXIS OF SAID COIL EXTENDING APPROXIMATELY PERPENDICULAR TO A PLANE CONTAINING SAID CIRCULAR RING MEMBER, SAID COIL AND CONNECTING ELEMENTS BEING FORMED OF A SINGLE PIECE OF WIRE.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |