Static structures (e.g. – buildings) – Specified wear or friction-type traffic-carrying surface – Tread-nosing; e.g. – shaped stair pad
Reexamination Certificate
2007-02-13
2007-02-13
Chapman, Jeanette E. (Department: 3635)
Static structures (e.g., buildings)
Specified wear or friction-type traffic-carrying surface
Tread-nosing; e.g., shaped stair pad
C052S174000, C052S287100, C052S717030, C052S717050, C016S007000, C016S016000, C014S069500, C248S188300
Reexamination Certificate
active
10102445
ABSTRACT:
A transition support for flooring extending between a floor area of a high height and a floor area of a low height, said support being in the shape of a wedge which is generally unnoticeable by persons walking across the support and which does not jostle wheeled vehicles crossing the support.
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Chapman Jeanette E.
Hochberg D. Peter
Horton Yvonne M.
Johnsonite Inc.
Mellino Sean
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