Patents by Inventor Alys Hills

Alys Hills 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: D249226
    Type: Grant
    Filed: November 15, 1976
    Date of Patent: September 5, 1978
    Inventors: Alys Hills, Ronald E. Mari, Joseph Vulgan