Static structures (e.g. – buildings) – Specified wear or friction-type traffic-carrying surface – Tread-nosing; e.g. – shaped stair pad
Reexamination Certificate
2005-05-23
2008-12-16
Canfield, Robert J (Department: 3633)
Static structures (e.g., buildings)
Specified wear or friction-type traffic-carrying surface
Tread-nosing; e.g., shaped stair pad
C052S188000
Reexamination Certificate
active
07464505
ABSTRACT:
A staircase finishing arrangement includes a tread portion presenting a finishing surface layer, a nosing extending across substantially the whole length of the tread portion with a supporting layer affixed to the underside of the surface layer and mortised into the nosing, in the front and/or free side edges of the tread. Mechanical securement members are provided for interengagement as between the nosing and the subjacent riser, and are pivotally mounted such that upon interengagement limited adjustment may be achieved to secure the arrangement in proper transverse locational relationship with the stair.
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Bonsang Frank
Cajilig Christine T
Canfield Robert J
Equinox Protection
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