Patents by Inventor Ralph B. Powell, Jr.

Ralph B. Powell, Jr. 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).

  • Method of removing flash from a blow molded container
    Patent number: 5597524
    Abstract: A method of removing a flash portion from a container molded from an elastomer in which the flash portion is held stationary and the container is either inflated or deflated to increase or decrease the size of the container by moving the container walls whereby the stationary flash portions are torn or at least partially torn from the container walls.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: January 28, 1997
    Assignee: Hoover Universal, Inc.
    Inventor: Ralph B. Powell, Jr.