The mark consists of the letters "MF" inside what appears to be a solid geometric shape of a cube with two sides visible and the corner directly at the front. The words "MACRO FIL" appear directly under the shape.
001, 005, 006, 010, 026, 046
Color is not claimed as a feature of the mark.
Geometric solids other than spheres, cylinders, cones, cube, prisms or pyramids