US3256853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emergency marker
Assignee: L H UNDERWOOD Inc
•
Filing: 1964-09-03
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Granted: 1966-06-21
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Expires: 1984-09-03
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
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US2520236A
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US2525728A
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US2536177A
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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 |