US3194532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for pouring floors of a multi-story building
Assignee: Individual
•
Filing: 1961-11-17
•
Granted: 1965-07-13
•
Expires: 1981-11-17
Abstract
No abstract record available.
Inventors
- 👤 Chivous G Harrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:28
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/35; E04B1/3516
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
APPARATUS FOR POURING THE FLOORS OF MULTI-STORY BUILDINGS HAVING PRE-ERECTED VERTICAL SUPPORTING COLUMNS, COMPRISING A FLOOR FORM HAVING VERTICAL FORM EDGES DEFINING THE LIMITS OF THE FLOOR SLAB TO BE POURED, MEANS BENEATH THE FORM ENGAGING AND SUPPORTING IT ADJACENT EACH COLUMN, DETACHABLE MEANS CONNECTING SUCH SUPPORTING MEANS TO AT LEAST A PLURALITY OF THE COLUMNS, AND JACK MEANS CONNECTING THE SUPPORTING MEANS TO THE COLUMNS INDEPENDENTLY OF SAID DETACHABLE MEANS WHEREBY, AFTER A FLOOR SLAB HAS BEEN POURED IN THE FORM, SAID DETACHABLE MEANS MAY BE DISCONNECTED AND SAID FORM AND ITS SUPPORTING MEANS LOWERED TO THE NEXT ADJACENT LOWER FLOOR FOR DETACHABLE RE-CONNECTION OF SAID SUPPORTING MEANS WITH SAID COLUMNS.
Claim 2
Dependent Claim
112 words
APPARATUS FOR POURING THE FLOORS OF MULTI-STORY BUILDINGS HAVING PRE-ERECTED VERTICAL SUPPORTING COLUMNS, COMPRISING A FLOOR FORM HAVING VERTICAL FORM EDGES DEFINING THE LIMITS OF THE FLOOR SLAB TO BE POURED, MEANS BENEATH THE FORM ENGAGING AND SUPPORTING IT ADJACENT EACH COLUMN, DETACHABLE MEANS CONNECTING SUCH SUPPORTING MEANS TO AT LEAST A PLURALITY OF THE COLUMNS, AND JACK MEANS CONNECTING THE SUPPORTING MEANS TO THE COLUMNS INDEPENDENTLY OF SAID DETACHABLE MEANS WHEREBY, AFTER A FLOOR SLAB HAS BEEN POURED IN THE FORM, SAID DETACHABLE MEANS MAY BE DISCONNECTED AND SAID FORM AND ITS SUPPORTING MEANS LOWERED TO THE NEXT ADJACENT LOWER FLOOR FOR DETACHABLE RE-CONNECTION OF SAID SUPPORTING MEANS WITH SAID COLUMNS.
References Cited (Backward Citations)
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US789988A
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US1153205A
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US1399846A
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US1627009A
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US2578057A
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US3017723A
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |