Patent ID: 7431666

Claim:
A golf club head comprising: a body having a front wall, a crown wall, a sole wall, a heel wall, a rear wall, and a toe wall, the body defining a hollow interior; wherein the golf club head has a volume ranging from 450 cubic centimeters to 475 cubic centimeters; wherein the golf club head has a mass ranging from 180 grams to 225 grams; wherein the golf club head has a length as measured from the forwardmost extent of the front wall to a rearward most extent of the rear wall ranging from 4.0 inches to 5.0 inches; wherein the golf club head has a moment of inertia, Iyy, about the center of gravity of the golf club head greater than 4000 grams-centimeters squared; wherein the golf club head is partitioned into a first section, a second section and a third section, the first section extending rearward from the front wall 20% of the length of the golf club head, the third section extending forward from the rear wall 20% of the length of the golf club head as measured from the front wall to the rear wall, and the second section positioned between the first section and the third section, wherein the first section has at least 60% of the mass of the golf club head.