US3344564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Canopy structure with stressed bowed panels
Assignee: KENRON AWNING AND WINDOW CORP
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Filing: 1965-03-12
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Granted: 1967-10-03
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Expires: 1985-03-12
Abstract
No abstract record available.
Inventors
- 👤 Burton L Siegal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:57
CPC Classifications
E; E04; E04F; E04F10/00; E04F10/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
289 words
IN A CANOPY STRUCTURE, AT LEAST ONE INTERMEDIATE RAFTER AND TWO PARALLEL OUTER RAFTERS ON OPPOSITE SIDES OF SAID INTERMEDIATE RAFTER, A HANGING RAIL EXTENDING HORIZONTALLY ALONG AND SECURED TO THE WALL OF A BUILDING AND HAVING A GUTTER FOR WIND BLOWN RAIN EXTENDING ALONG THE LOWER END THEREOF, A SUPPORT LEDGE EXTENDING FORWARDLY OF SAID GUTTER, MEANS SUPPORTING SAID RAFTERS ON SAID SUPPORT LEDGE TO EXTEND FORWARDLY THEREALONG, AN INDIVIDUAL POST FOR EACH RAFTER SUPPORTING THE FORWARD END THEREOF IN VERTICAL SPACED RELATION WITH RESPECT TO THE GROUND, SAID INTERMEDIATE RAFTER INCLUDING A BOTTOM FLANGE, A WEB EXTENDING UPWARDLY THEREFROM, A TOP FLANGE EXTENDING ALONG THE TOP OF SAID WEB IN THE GENERAL FORM OF A TROUGH AND HAVING PARALLEL UPRIGHT SIDES SPACED LATERALLY FROM SAID WEB, WITH ATTACHMENT FLANGES EXTENDING ANGULARLY UPWARDLY AND OUTWARDLY THEREFROM, SAID SIDE RAFTERS EACH HAVING A BOTTOM FLANGE, A VERTICAL WEB AND A TOP FLANGE EXTENDING TO OPPOSITE SIDES OF SAID WEB AND INCLINED UPWARDLY TO OPPOSITE SIDES OF FACING SAID INTERMEDIATE RAFTER, SAID TOP FLANGE FORMING ATTACHMENT MEANS FOR A CORRUGATED PANEL AND A DEFLECTOR FOR RAIN ON THE OUTSIDE OF SAID RAFTER, TENSION STRAPS HAVING END PORTIONS CONFORMING TO THE ANGLES OF SAID FLANGES AND INTERMEDIATE PORTIONS EXTENDING ACROSS THE SPACE BETWEEN SAID RAFTERS AT INTERVALS AND SECURED THERETO, CANOPY PANELS EXTENDING ALONG SAID RAFTERS IN THE SPACES THEREBETWEEN AND SECURED AT ONE END PORTION TO THE TOP SURFACE OF AN UPWARDLY INCLINED FLANGE AND BOWED TO GENERALLY CONFORM TO THE ANGLE OF THE OPPOSITE INCLINED FLANGE AND SECURED THERRETO, THE STORED UP ENERGY IN SAID CANOPY PANELS ATTAINED BY THE STRESSING THEREOF IN A BOWED CONDITION, MAINTAINING SAID TENSION STRAPS UNDER TENSION AND SAID CANOPY IN A RIGID CONDITION.
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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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |