Patents by Inventor Hemina E. Vivas

Hemina E. Vivas 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).

  • Shallow tray
    Patent number: D312344
    Type: Grant
    Filed: December 9, 1986
    Date of Patent: November 20, 1990
    Assignee: Decra Stone, Inc.
    Inventor: Hemina E. Vivas
  • Rectangular tray
    Patent number: D313494
    Type: Grant
    Filed: December 9, 1986
    Date of Patent: January 1, 1991
    Assignee: Decra Stone, Inc.
    Inventor: Hemina E. Vivas