US3137909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete wall form panel with oversized panel facing
Assignee: General Electric Co
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Filing: 1962-06-22
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Granted: 1964-06-23
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Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 Lawrence G Bonin
- 👤 George F Bowden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:28
CPC Classifications
E; E04; E04G; E04G9/00; E04G9/02; E04G2009/023; E04G2009/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
FOR USE IN A CONCRETE WALL FORM INSTALLATION, A PANEL INCLUDING A RECTANGULAR PLYWOOD FACING AND A MARGINAL RECTANGULAR METAL REINFORCING FRAME THEREFOR, INCLUDING SPACED PARALLEL OPPOSED LONGITUDINALLY AND TRANSVERSELY EXTENDING FRAME BARS, SAID FRAME BARS DEFINING A RECTANGULAR FRAME OPENING, EACH FRAME BAR BEING FORMED WITH AN INWARDLY AND FORWARDLY FACING ANGULAR RECESS IN THE FORWARD EDGE THEREOF PRESENTING A BOTTOM FACE AND A SIDE FACE, THE VARIOUS RECESSES DEFINING A CONTINUOUS MARGINAL GROOVE IN THE FORWARD RIM OF THE RECTANGULAR FRAME, SAID PLYWOOD FACING HAVING ITS EDGE REGIONS SEATED ON THE BOTTOM FACES OF SAID RECESSES WITH THE EDGES PROPER SPACED INWARDLY FROM THE SIDE FACES OF THE RECESSES, SAID PLYWOOD FACING BEING OF A THICKNESS GREATER THAN THE DEPTH OF THE RECESSES SO THAT THE PLANE OF THE FORWARD FACE OF THE FACING LIES FORWARDLY OF THE RIM OF THE RECTANGULAR FRAME, AND ELASTOMERIC FILLER STRIPS OF GENERALLY RIGHT ANGLE CROSS SECTIONAL CONFIGURATION HAVING LATERAL FLANGES OVERLYING THE FORWARD EDGES OF THE FRAME BARS, AND COMPRESSIBLE FLANGES INTERPOSED BETWEEN THE SIDE FACES OF THE RECESSES AND THE OPPOSED EDGES PROPER OF THE PANEL FACING.
Claim 2
Dependent Claim
187 words
FOR USE IN A CONCRETE WALL FORM INSTALLATION, A PANEL INCLUDING A RECTANGULAR PLYWOOD FACING AND A MARGINAL RECTANGULAR METAL REINFORCING FRAME THEREFOR, INCLUDING SPACED PARALLEL OPPOSED LONGITUDINALLY AND TRANSVERSELY EXTENDING FRAME BARS, SAID FRAME BARS DEFINING A RECTANGULAR FRAME OPENING, EACH FRAME BAR BEING FORMED WITH AN INWARDLY AND FORWARDLY FACING ANGULAR RECESS IN THE FORWARD EDGE THEREOF PRESENTING A BOTTOM FACE AND A SIDE FACE, THE VARIOUS RECESSES DEFINING A CONTINUOUS MARGINAL GROOVE IN THE FORWARD RIM OF THE RECTANGULAR FRAME, SAID PLYWOOD FACING HAVING ITS EDGE REGIONS SEATED ON THE BOTTOM FACES OF SAID RECESSES WITH THE EDGES PROPER SPACED INWARDLY FROM THE SIDE FACES OF THE RECESSES, SAID PLYWOOD FACING BEING OF A THICKNESS GREATER THAN THE DEPTH OF THE RECESSES SO THAT THE PLANE OF THE FORWARD FACE OF THE FACING LIES FORWARDLY OF THE RIM OF THE RECTANGULAR FRAME, AND ELASTOMERIC FILLER STRIPS OF GENERALLY RIGHT ANGLE CROSS SECTIONAL CONFIGURATION HAVING LATERAL FLANGES OVERLYING THE FORWARD EDGES OF THE FRAME BARS, AND COMPRESSIBLE FLANGES INTERPOSED BETWEEN THE SIDE FACES OF THE RECESSES AND THE OPPOSED EDGES PROPER OF THE PANEL FACING.
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) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |