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US3256853A Expired / Lapsed US ⏱️ 0.0 years remaining

Emergency marker

Assignee: L H UNDERWOOD Inc
•
Filing: 1964-09-03
•
Granted: 1966-06-21
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Expires: 1984-09-03
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Abstract

No abstract record available.

Inventors

  • 👤 Leo H Underwood

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 15:45
CPC Classifications
B; B60; B60Q; B60Q7/00; B60Q7/005

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 304 words
A SELF-CONTAINED EMERGENCY HIGHWAY MARKER COMPRISING A FIRST BASE MEMBER HAVING A FIRST MAIN PANEL, A FIRST PAIR OF SIDE WALLS, AND A PAIR OF END WALLS, A SECOND BASE MEMBER INCLUDING A SECOND MAIN PANEL AND A SECOND PAIR OF SIDE WALLS SPACED APART SLIGTLY FARTHER THAN SAID FIRST PAIR OF SIDE WALLS, SAID FIRST BASE MEMBER ALSO HAVING TWO SPACED UPSTANDING SUPPORTING EARS EXTENDING FROM SAID FIRST MAIN PANEL ON THE SAME SIDE THEREOF AS SAID END WALLS AND POSITIONED NEAR AND PERPENDICULARLY TO ONE OF SAID END WALLS, A REFLECTOR SUPPORTING PANEL HAVING A PAIR OF PANEL EARS BENT FROM TWO CORNERS AT ONE END THEREOF AND SPACED APART A DISTANCE SUBSTANTIALLY LESS THAN THE DISTANCE BETWEEN SAID SUPPORTING EARS, SAID SUPPORTING EARS, SAID PANEL EARS, AND ALL OF SAID SIDE WALLS HAVING ALIGNED OPENINGS, AN AXLE EXTENDNG THROUGH SAID OPENINGS, A SPRING ON SAID AXLE BETWEEN ONE OF SAID SUPPORTING EARS AND THE ADJACENT ONE OF SAID PANEL EARS, THE OTHER OF SAID SUPPORTING EARS BEING BENT TO FORM A PROJECTION AND ALSO ARRANGED TO FORM A NOTCH BETWEEN SAID OTHER SUPPORTING EAR AND THE ADJACENT END WALL OF SAID FIRST BASE MEMBER TO RECEIVER AN EDGE PORTION OF SAID REFLECTOR PANEL, SAID SPRING BEING EFFECTIVE TO URGE SAID REFLECTOR PANEL TOWARD SAID NOTCH, A METAL STRAP HAVING AN END AFFIXED TO SAID SECOND PANEL OF SAID SECOND BASE MEMBER WITH THE OPPOSITE, FREE END OF SAID STRAP LYING NEAR AND BEING URGED AGAINST A LONGITUDINAL EDGE OF SAID ONE END WALL, SAID STRAP HAVING A STOP NEAR THE FREE END AND POSITIONED TO ENGAGE SAID ONE END WALL OF SAID FIRST MEMBER WHEN SAID BASE MEMBERS ARE OPENED AND ARE APPROXIMATELY CO-PLANAR TO PREVENT SAID MEMBERS FROM BEING CLOSED UNTIL SAID STOP IS RAISED FROM SAID ONE END WALL.
Claim 2
Dependent Claim 304 words
A SELF-CONTAINED EMERGENCY HIGHWAY MARKER COMPRISING A FIRST BASE MEMBER HAVING A FIRST MAIN PANEL, A FIRST PAIR OF SIDE WALLS, AND A PAIR OF END WALLS, A SECOND BASE MEMBER INCLUDING A SECOND MAIN PANEL AND A SECOND PAIR OF SIDE WALLS SPACED APART SLIGTLY FARTHER THAN SAID FIRST PAIR OF SIDE WALLS, SAID FIRST BASE MEMBER ALSO HAVING TWO SPACED UPSTANDING SUPPORTING EARS EXTENDING FROM SAID FIRST MAIN PANEL ON THE SAME SIDE THEREOF AS SAID END WALLS AND POSITIONED NEAR AND PERPENDICULARLY TO ONE OF SAID END WALLS, A REFLECTOR SUPPORTING PANEL HAVING A PAIR OF PANEL EARS BENT FROM TWO CORNERS AT ONE END THEREOF AND SPACED APART A DISTANCE SUBSTANTIALLY LESS THAN THE DISTANCE BETWEEN SAID SUPPORTING EARS, SAID SUPPORTING EARS, SAID PANEL EARS, AND ALL OF SAID SIDE WALLS HAVING ALIGNED OPENINGS, AN AXLE EXTENDNG THROUGH SAID OPENINGS, A SPRING ON SAID AXLE BETWEEN ONE OF SAID SUPPORTING EARS AND THE ADJACENT ONE OF SAID PANEL EARS, THE OTHER OF SAID SUPPORTING EARS BEING BENT TO FORM A PROJECTION AND ALSO ARRANGED TO FORM A NOTCH BETWEEN SAID OTHER SUPPORTING EAR AND THE ADJACENT END WALL OF SAID FIRST BASE MEMBER TO RECEIVER AN EDGE PORTION OF SAID REFLECTOR PANEL, SAID SPRING BEING EFFECTIVE TO URGE SAID REFLECTOR PANEL TOWARD SAID NOTCH, A METAL STRAP HAVING AN END AFFIXED TO SAID SECOND PANEL OF SAID SECOND BASE MEMBER WITH THE OPPOSITE, FREE END OF SAID STRAP LYING NEAR AND BEING URGED AGAINST A LONGITUDINAL EDGE OF SAID ONE END WALL, SAID STRAP HAVING A STOP NEAR THE FREE END AND POSITIONED TO ENGAGE SAID ONE END WALL OF SAID FIRST MEMBER WHEN SAID BASE MEMBERS ARE OPENED AND ARE APPROXIMATELY CO-PLANAR TO PREVENT SAID MEMBERS FROM BEING CLOSED UNTIL SAID STOP IS RAISED FROM SAID ONE END WALL.

References Cited (Backward Citations)

US2235280A Cited
US2235282A Cited
US2520236A Cited
US2525728A Cited
US2536177A Cited
US2995325A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-20 1969-12-20 1970-06-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-20 1973-12-20 1974-06-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-20 1977-12-20 1978-06-21 $7700.00 Window Closed / Lapsed

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