Patent ID: 8813299

Claim:
A toothbrush comprising: a handle part; a head part having a longitudinal axis; a bristle surface on the head part with tufts of bristles set therein, the tufts of bristles positioned in transverse rows of tufts; wherein the transverse rows of tufts comprise a first transverse row of tufts comprising bristle tufts that are vertical on the bristle surface, a sixth transverse row of tufts comprising bristle tufts that are slanted forward on the bristle surface, and a third transverse row of tufts comprising bristle tufts that are slanted backward on the bristle surface; wherein the bristle tufts of the first transverse row of tufts consist of pointed bristles and wherein the bristle tufts of the sixth and third transverse rows of tufts consist of cylindrical bristles; wherein the first transverse row of tufts is positioned on the head between the sixth and third transverse rows of tufts; and wherein free ends of the bristles of the first, third and sixth transverse rows of tufts collectively form a flat profile.