Patents by Inventor Darwin E. Baldwin

Darwin E. Baldwin 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).

  • Patent number: 4387515
    Abstract: A bowling shoe protector comprising a thin, slightly flexible sole having an enlarged, generally foot-shaped configuration, and a single support strap secured at the longitudinal center of the sole. The strap includes a hook and pile connector so that the strap can form a loop which receives a shoe and secures the shoe to the sole of the protector. The sole preferably includes a pair of small raised peripheral wall portions to prevent displacement of the shoe past the periphal edge of the shoe protector.
    Type: Grant
    Filed: October 22, 1980
    Date of Patent: June 14, 1983
    Inventor: Darwin E. Baldwin