Patents by Inventor Donald L. Hooser

Donald L. Hooser 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).

  • Cap shape supports
    Patent number: 4858247
    Abstract: Several embodiments of cap shape retaining supports are designed to be removably positioned within recently washed caps. The supports serve to maintain a desired cap shape while the particular cap drys.
    Type: Grant
    Filed: January 19, 1988
    Date of Patent: August 22, 1989
    Inventor: Donald L. Hooser