Patent US3606232A successfully refreshed from Google Patents.
US3606232A
Expired / Lapsed
US
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Adjustable head for a formwork prop
Assignee: Rapid Metal Developments Ltd
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Filing: 1968-10-31
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Granted: 1971-09-20
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Expires: 1988-10-31
Abstract
Abstract AN ADJUSTABLE HEAD FOR A FORMWORK PROP FOR USE IN THE CASTING OF CONCRETE SLABS COMPRISES A BODY IN SCREWTHREADED ENGAGEMENT WITH A MEMBER FOR ROTATABLE ENGAGEMENT WITH THE UPPER END OF THE PROP. THE BODY INCLUDES A CHANNEL ONE SIDE OF WHICH CAN BE PIVOTED TO A POSITION CLEAR OF THE WEB OF THE CHANNEL TO PERMIT REMOVAL OF A BEAM SUPPORTED THEREBY.
Inventors
- 👤 George B A Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:16
CPC Classifications
E; E04; E04G; E04G25/00; E04G25/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |