Patents by Inventor Ralph B. Hendrickson

Ralph B. Hendrickson 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 making a plastic container having an injection molded finish with an integral closure attached thereto
    Patent number: 5885517
    Abstract: The plastic container and body including a body portion, a neck defining a finish and having an opening therein and a closure connected to the end of the neck by a strap. The strap is formed with a weakened line such as to define a integral hinge about which the closure is folded after filling the container with the contents in order to bring a plug portion of the closure into engagement with the opening of the finish.
    Type: Grant
    Filed: December 24, 1996
    Date of Patent: March 23, 1999
    Assignee: Owens-Brockway Plastic Products Inc.
    Inventors: Ralph B. Hendrickson, Carl E. Koeniger
  • Plastic container having an injection molded finish with an integral closure attached thereto
    Patent number: 5601214
    Abstract: The plastic container and body including a body portion, a neck defining a finish and having an opening therein and a closure connected to the end of the neck by a strap. The strap is formed with a weakened line such as to define a integral hinge about which the closure is folded after filling the container with the contents in order to bring a plug portion of the closure into engagement with the opening of the finish.
    Type: Grant
    Filed: March 8, 1995
    Date of Patent: February 11, 1997
    Assignee: Owens-Brockway Plastic Products Inc.
    Inventors: Ralph B. Hendrickson, Carl E. Koeniger