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US3309830A Expired / Lapsed US ⏱️ 0.0 years remaining

Slotted block wall construction with interfitted wire tie

Assignee: Individual
•
Filing: 1963-09-13
•
Granted: 1967-03-21
•
Expires: 1983-09-13
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Abstract

No abstract record available.

Inventors

  • 👤 Fitzgerald Isabel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 00:06
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/41; E04B1/4178; E04B1/4185

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 176 words
A WALL CONSTRUCTION COMPRISING A PLURALITY OF COURSES OF HOLLOW BLOCKS, SAID BLOCKS IN EACH COURSE DEFINING A ROW OF VERTICALLY EXTENDING CELLS AND A CONTINUOUS FRONT PANEL, SPACED VERTICALLY EXTENDING SLOTS PROVIDED IN THE FRONT PANEL AND COMMUNICATING WITH AN INNER SURFACE OF EACH OF SELECTED CELLS, SAID SLOTS EACH COMPRISING A FIRST PAIR OF OPPOSED WALLS MEETING SAID FRONT PANEL AT OPPOSED CORNERS AND EXTENDING REARWARDLY THEREFROM TO A SECOND PAIR OF OPPOSED WALLS EXTENDING FURTHER INTO SAID BLOCK TOWARD SAID INNER SURFACE AND MEETING A THIRD PAIR OF FACING WALLS WHICH EXTEND TO SAID INNER SURFACE, TIES EACH HAVING A HEAD AND A PAIR OF ARMS INTEGRAL WITH THE HEAD AND TWISTED TOGETHER WITHIN THE SLOTS, SAID ARMS HAVING PORTIONS LYING OUTSIDE THE OUTER SURFACE OF THE PANEL WITH PORTIONS OF SAID HEAD AND SAID ARMS OF EACH TIE IN EACH SLOT CONTACTING SAID INNER SURFACE AND SAID SECOND PAIR OF OPPOSED WALLS, RESPECTIVELY, AND A FACING COVERING THE OUTER PANELS OF THE BLOCK COURSES AND ANCHORED TO THE BLOCKS BY THE TIES.
Claim 2
Dependent Claim 176 words
A WALL CONSTRUCTION COMPRISING A PLURALITY OF COURSES OF HOLLOW BLOCKS, SAID BLOCKS IN EACH COURSE DEFINING A ROW OF VERTICALLY EXTENDING CELLS AND A CONTINUOUS FRONT PANEL, SPACED VERTICALLY EXTENDING SLOTS PROVIDED IN THE FRONT PANEL AND COMMUNICATING WITH AN INNER SURFACE OF EACH OF SELECTED CELLS, SAID SLOTS EACH COMPRISING A FIRST PAIR OF OPPOSED WALLS MEETING SAID FRONT PANEL AT OPPOSED CORNERS AND EXTENDING REARWARDLY THEREFROM TO A SECOND PAIR OF OPPOSED WALLS EXTENDING FURTHER INTO SAID BLOCK TOWARD SAID INNER SURFACE AND MEETING A THIRD PAIR OF FACING WALLS WHICH EXTEND TO SAID INNER SURFACE, TIES EACH HAVING A HEAD AND A PAIR OF ARMS INTEGRAL WITH THE HEAD AND TWISTED TOGETHER WITHIN THE SLOTS, SAID ARMS HAVING PORTIONS LYING OUTSIDE THE OUTER SURFACE OF THE PANEL WITH PORTIONS OF SAID HEAD AND SAID ARMS OF EACH TIE IN EACH SLOT CONTACTING SAID INNER SURFACE AND SAID SECOND PAIR OF OPPOSED WALLS, RESPECTIVELY, AND A FACING COVERING THE OUTER PANELS OF THE BLOCK COURSES AND ANCHORED TO THE BLOCKS BY THE TIES.

References Cited (Backward Citations)

US1304219A Cited
CA548589A Cited
US822510A Cited
US966120A Cited
US1583077A Cited
GB257351A Cited
US2007130A Cited
US2309420A Cited
CH330391A Cited
US2954838A Cited
US2933146A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-03-20 1970-09-19 1971-03-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-03-20 1974-09-19 1975-03-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-03-20 1978-09-19 1979-03-21 $7700.00 Window Closed / Lapsed

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