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STAIR SYSTEM

  • US 20090235594A1
  • Filed: 05/28/2009
  • Published: 09/24/2009
  • Est. Priority Date: 03/07/2007
  • Status: Active Grant
First Claim
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1. A stair system comprising:

  • a tread having a substantially planar body portion, a stair nose portion located at one side of the planar body portion, a dado located behind the stair nose portion, and a first plurality of grooves located at a side opposite the stair nose portion;

    a first riser having a substantially planar body portion, the first riser being received in one of the first plurality of grooves; and

    a second riser having a substantially planar body portion, the second riser being received in the dado of the tread.

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