Patents by Inventor Irvan Leo Pazdernick

Irvan Leo Pazdernick 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 for packaging articles using pre-perforated heat shrink film
    Patent number: 7328550
    Abstract: A method for enclosing articles in heat-shrink film and for perforating or slitting the heat shrink film.
    Type: Grant
    Filed: July 20, 2005
    Date of Patent: February 12, 2008
    Assignee: Douglas Machine Inc.
    Inventors: Daniel Leonard Floding, Richard Jerome Schoeneck, Irvan Leo Pazdernick, Ronald Matthew Gust, Bruce Malcolm Peterson
  • Apparatus for perforating or slitting heat shrink film
    Publication number: 20040231481
    Abstract: An apparatus for perforating or slitting heat shrink film. The apparatus consists of a rotating perforating wheel having a number of sharpened teeth, with dull portions between the teeth. The apparatus may also include a slitter for slitting the film.
    Type: Application
    Filed: October 7, 2003
    Publication date: November 25, 2004
    Inventors: Daniel Leonard Floding, Richard Jerome Schoeneck, Irvan Leo Pazdernick, Ronald Matthew Gust, Bruce Malcolm Peterson