Patents by Inventor Clacs T. Nilsson

Clacs T. Nilsson 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).

  • Article of plastic material having a neck portion including annular protuberances with monoaxially oriented material
    Patent number: 4426416
    Abstract: An article of thermoplastic material adapted for being molded into a container comprising a tubular neck portion including annular protuberances of hollow ring-shaped profile, and a tubular shoulder portion continuing from the neck portion. The material of the wall of the neck portion is substantially monoaxially oriented and the annular protuberances are circumferentially expanded from the wall without axial strain of the monoaxially oriented material of the wall whereby the material in the neck portion is of substantially uniform thickness and monoaxially oriented therethroughout including the annular protuberances.
    Type: Grant
    Filed: February 15, 1983
    Date of Patent: January 17, 1984
    Assignee: PLM Aktiebolag
    Inventors: Kjell M. Jakobsen, Clacs T. Nilsson, Lars G. Larsson