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US4639032A Expired / Lapsed US ⏱️ 0.0 years remaining

Tail gate step

Assignee: Individual
•
Filing: 1984-11-01
•
Granted: 1987-01-27
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Expires: 2004-11-01
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Abstract

Abstract This invention is a retractable step which can be either retrofitted to a standard pickup truck type tail gate or can be made into the tail gate during manufacture. In this latter case, the step is of the disappearing type and would not be visible except when extended and folded down to its operative or use position. The above is accomplished through a track and pivot arrangement with the retrofit version having a housing disposed thereover when in the retracted position.

Inventors

  • 👤 Edward J. Barbour

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 05:27
CPC Classifications
B; B60; B60R; B60R3/00; B60R3/02

Claims Analysis

Total Claims: 9
Claim 1
Independent Claim 79 words
An improved step comprising: a pair of generally parallel guide means mounted on a vehicle; keeper means slidingly mounted within each said guide means; stop means mounted on one end of each said keeper means; U-shaped step means pivotally connected to said keeper means on the end opposite said stop means and so sized to retractingly slide within said guide means for storage and to slidingly extend outwardly therefrom during use whereby an extensible and retractable step is provided.
Claim 2
Dependent Claim 79 words
An improved step comprising: a pair of generally parallel guide means mounted on a vehicle; keeper means slidingly mounted within each said guide means; stop means mounted on one end of each said keeper means; U-shaped step means pivotally connected to said keeper means on the end opposite said stop means and so sized to retractingly slide within said guide means for storage and to slidingly extend outwardly therefrom during use whereby an extensible and retractable step is provided.
Claim 3
Dependent Claim 14 words
The vehicle step of claim 1 wherein said vehicle is of the truck type.
Claim 4
Dependent Claim 14 words
The vehicle step of claim 2 wherein said truck is of the pickup type.
Claim 5
Dependent Claim 19 words
The vehicle step of claim 3 wherein said pickup truck includes a tail gate having interior and exterior walls.
Claim 6
Dependent Claim 23 words
The vehicle step of claim 4 wherein said guide means is mounted on the exterior of said interior wall of said tail gate.
Claim 7
Dependent Claim 19 words
The vehicle step of claim 5 wherein a cover for protection and aesthetics is provided over said guide means.
Claim 8
Dependent Claim 34 words
The vehicle step of claim 4 wherein said guide means is mounted interiorly of said tail gate between said exterior wall and said interior wall whereby when retracted, such step is hidden from view.
Claim 9
Dependent Claim 36 words
The vehicle step of claim 1 wherein said step means is generally U-shaped in configuration and is pivotably mounted to a a pair of keeper means which are slidingly disposed within a pair of guide means.

References Cited (Backward Citations)

US1436984A Cited
US2547083A Cited
US2568093A Cited
US2647677A Cited
US3515406A Cited
US4139078A Cited
US4191388A Cited
US4194754A Cited
US4445616A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1990-01-26 1990-07-28 1991-01-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1994-01-26 1994-07-28 1995-01-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1998-01-26 1998-07-28 1999-01-27 $7700.00 Window Closed / Lapsed

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