Patents by Inventor Aurel Catalogna

Aurel Catalogna 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).

  • Tamperproof closure
    Patent number: 4457438
    Abstract: A tamperproof closure comprises a cap which is surrounded by a sleeve, the latter having a ring which is separated upon opening of the closure to signal such opening. The sleeve is provided with grooves receiving ribs on the outer surface of the cap, the ribs being flanked by shoulders of the sleeve to axially couple the two members together. The cap provides the seal for the neck of the container and both members can be separately molded from synthetic resin.
    Type: Grant
    Filed: March 29, 1983
    Date of Patent: July 3, 1984
    Assignee: Boussois Souchon Neuvesel Gervais Danone
    Inventors: Hubert Varlet, Aurel Catalogna