Patents by Inventor Robert V. Torres

Robert V. Torres 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).

  • Bag-making apparatus and process for making ported bags
    Patent number: 4027577
    Abstract: A process and apparatus adapted to automate the conversion of a continuous sheet of flexible plastic film into ported bags. The apparatus includes means for maintaining the film sheet in proper alignment during the various processing steps and functions in a manner which reduces environmental particulate contamination of the bags to a minimum.
    Type: Grant
    Filed: July 25, 1975
    Date of Patent: June 7, 1977
    Assignee: Cutter Laboratories, Inc.
    Inventors: John A. Thompson, Robert V. Torres