US3304679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction element
Assignee: Amplex Manufacturing Co
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Filing: 1964-07-14
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Granted: 1967-02-21
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Expires: 1984-07-14
Abstract
No abstract record available.
Inventors
- 👤 Benkin Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:15
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; E04B9/0478; G; G09; G09F; G09F15/00; G09F15/0006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A CONSTRUCTION ELEMENT FOR HOLDING PANELS, SAID ELEMENT BEING INTEGRALLY FABRICATED OF EXTRUDABLE MATERIAL AND COMPRISING AN ELONGATE RELATIVELY FLAT BASE ADAPTED TO BE SECURED WITH ONE FACE ENGAGING A SUPPORT, A RIB EXTENDING LONGITUDINALLY ALONG AND OUTSTANDING FROM THE OTHER FACE OF SAID BASE SPACED MEDIALLY BETWEEN THE LONGITUDINAL EDGES THEREOF, A CHANNEL DISPOSED LONGITUDINALLY ALONG THE OUTER EDGE OF SAID RIB SPACED FROM SAID BASE AND FACING OUTWARDLY THEREFROM, SAID CHANNEL EXTENDING LATERALLY BEYOND SAID RIB ON OPPOSITE SIDES THEREOF TERMINATING SHORT OF THE SIDE EDGES OF SAID BASE, AND INTURNED LONGITUDINAL FLANGES ON OPPOSITE SIDES OF SAID CHANNEL, WHEREBY A PAIR OF PANELS ARE ENGAGEABLE EDGEWISE BETWEEN SAID BASE AND CHANNEL ON OPPOSITE SIDES OF SAID RIB AND AN INSERT IS ENGAGEABLE IN SAID CHANNEL BENEATH SAID FLANGES, THE OUTER SURFACE OF SAID FLANGES BEING BEVELED TOWARD THE INTERIOR OF SAID CHANNEL TO REFLECT LIGHT FROM AN INSERT IN SAID CHANNEL.
Claim 2
Dependent Claim
154 words
A CONSTRUCTION ELEMENT FOR HOLDING PANELS, SAID ELEMENT BEING INTEGRALLY FABRICATED OF EXTRUDABLE MATERIAL AND COMPRISING AN ELONGATE RELATIVELY FLAT BASE ADAPTED TO BE SECURED WITH ONE FACE ENGAGING A SUPPORT, A RIB EXTENDING LONGITUDINALLY ALONG AND OUTSTANDING FROM THE OTHER FACE OF SAID BASE SPACED MEDIALLY BETWEEN THE LONGITUDINAL EDGES THEREOF, A CHANNEL DISPOSED LONGITUDINALLY ALONG THE OUTER EDGE OF SAID RIB SPACED FROM SAID BASE AND FACING OUTWARDLY THEREFROM, SAID CHANNEL EXTENDING LATERALLY BEYOND SAID RIB ON OPPOSITE SIDES THEREOF TERMINATING SHORT OF THE SIDE EDGES OF SAID BASE, AND INTURNED LONGITUDINAL FLANGES ON OPPOSITE SIDES OF SAID CHANNEL, WHEREBY A PAIR OF PANELS ARE ENGAGEABLE EDGEWISE BETWEEN SAID BASE AND CHANNEL ON OPPOSITE SIDES OF SAID RIB AND AN INSERT IS ENGAGEABLE IN SAID CHANNEL BENEATH SAID FLANGES, THE OUTER SURFACE OF SAID FLANGES BEING BEVELED TOWARD THE INTERIOR OF SAID CHANNEL TO REFLECT LIGHT FROM AN INSERT IN SAID CHANNEL.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |