| US D590,462 S | ||
| Putter head | ||
| Ronald K. Hettinger, Oceanside, Calif. (US); and Augustin W. Rollinson, Carlsbad, Calif. (US) | ||
| Assigned to Callaway Golf Company, Carlsbad, Calif. (US) | ||
| Filed on Jul. 25, 2008, as Appl. No. 29/321,938. | ||
| Term of patent 14 Years | ||
| LOC (9) Cl. 21 - 02 | ||
| U.S. Cl. D21—743 |

| The ornamental design for a putter head, as shown and described. |