Patents by Inventor Mark Weidenhammer

Mark Weidenhammer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Practice golf ball device and its associated method of manufacture
    Patent number: 6544130
    Abstract: A practice golf ball and its associated method of manufacture is claimed. The practice golf ball includes a hollow inner shell made of inexpensive molded plastic. The inner shell is molded so that the outer surface of the inner shell contains a dimple pattern. A first coating covers the inner shell. The first coating is applied as a liquid, wherein the first coating conforms to the dimple pattern on the inner shell. The first coating has a degree of elasticity greater than that of the plastic inner shell. A second coating covers the first coating. The second coating is also applied as a liquid, wherein the second coating conforms to the dimple pattern of the inner shell and the intervening first coating. The second coating has a degree of tear resistance greater than that of the plastic inner shell.
    Type: Grant
    Filed: September 5, 2000
    Date of Patent: April 8, 2003
    Inventor: Mark Weidenhammer