Patent ID: 8171693

Claim:
A rectangular solid masonry block comprising; a) a solid rectangular block having a top portion, a bottom portion, a front face portion, a rear face portion, a first end portion and a second end portion, b) a single horizontal “U” shaped channel extending the length of the block and open along a central area of said top portion, said single horizontal “U” shaped channel exposing a solid floor section, c) a single vertical “U” shaped channel extending the height of the block and open along a central area of each said first end portion and said second end portion, the single vertical “U” shaped channel forming a pair of vertical members on said first end portion and said second end portion, d) a rectangular protrusion extending down from and running the length of said flat bottom portion with a width corresponding to the width of said horizontal “U” shaped channel, e) a vertical channel running a length of one of the pair of vertical members on said first end portion, wherein said one of the pair of vertical members on said first end portion is located adjacent to the front face portion of the block and provides a housing for a sealant, f) a vertical oriented edge running a length of one of the pair of vertical member of said second end portion, wherein said vertical oriented edge is formed on said one of the pair of vertical members on said first end portion located adjacent to the front face portion of the block and runs parallel with the vertical channel, wherein a plurality of said solid masonry blocks may be readily assembled without mortar to form a structure or wall, and said single horizontal channel from a plurality of said solid masonry blocks align, and said single vertical channel from a plurality of said solid masonry blocks align to admit horizontal and vertical rebar and poured grout.