Patents by Inventor Roy Alexander Churchward

Roy Alexander Churchward 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).

  • Golf club
    Patent number: 4085934
    Abstract: A golf club is disclosed including an impact block located in the head of the club. The impact block includes means for adjusting the weight and balance of the club. The impact block has a plurality of openings. Rod shaped weights are slideably inserted in said openings.
    Type: Grant
    Filed: December 10, 1973
    Date of Patent: April 25, 1978
    Inventor: Roy Alexander Churchward
  • Golf club
    Patent number: 4043563
    Abstract: A golf club having an impact block disclosed in the bottom portion of the club head. The impact block has a plurality of openings therein for slidably receiving weights therein. A removable cap provides access to the weights. The impact block could be made integral with the sole plate.
    Type: Grant
    Filed: November 6, 1975
    Date of Patent: August 23, 1977
    Inventor: Roy Alexander Churchward
  • Golf club sole plate
    Patent number: D245634
    Type: Grant
    Filed: November 6, 1975
    Date of Patent: August 30, 1977
    Inventor: Roy Alexander Churchward