Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 6, 2014
Patent Application Number
11970026
Date Filed
January 7, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention includes a modular stair unit, and kit for assembling the modular stair unit, that may be utilized as either a stair tread or stair riser. The modular stair unit includes a body, housing adjoined therewith, and light source within the housing. The body includes a generally planar dorsal surface and a ventral surface and forms a void between the dorsal surface and the ventral surface, which allows light passage. It is preferred that interior surfaces of the housing are fabricated of a substantially diffusive material.
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