Patents by Inventor James F. Nairn

James F. Nairn 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).

  • Tamper-evident closure with a separately formed break away band
    Patent number: 5135123
    Abstract: A method of manufacturing a tamper-evident closure includes providing a closure with a skirt having a lower edge, providing a separate break away band, and securing the band to the lower edge of the closure. The band may be secured to the lower edge by ultrasonic welding or by a suitable adhesive. The band is preferably provided with a plurality of spaced, relatively thin ribs which serve as attachment points.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: August 4, 1992
    Assignee: Phoenix Closures, Inc.
    Inventors: James F. Nairn, Richard J. Petro
  • Closure seal
    Patent number: 5101993
    Abstract: A closure seal for sealing a closure to a container land surface includes the application of a sealing material to the land surface just prior to the engagement of the closure and the land surface so that the sealing material may fill in any gaps, imperfections, or misalignments between the land surface and the opposing surface of the closure. In addition, the underside of the annular portion may be provided with a plurality of depending, variable length annular sealing beads which engage the land surface to effect a leak-proof seal.
    Type: Grant
    Filed: May 10, 1990
    Date of Patent: April 7, 1992
    Assignee: Phoenix Closures, Inc.
    Inventors: James F. Nairn, Richard J. Petro