Patents by Inventor Egon Heimann

Egon Heimann 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).

  • File folder web of indeterminate length
    Patent number: 4032065
    Abstract: A file folder web of indeterminate length formed of a series of interconnected individual file folders each having a length and a width, has upper and lower sheets of indeterminate length arranged face-to-face and constituting, respectively, a front and a rear cover wall of each individual file folder; main weakened lines provided in the sheets and extending along and through the length dimension of each file folder; a strip of adhesive extending between the sheets along the length of each file folder adjacent the main weakened line along one longitudinal edge of each file folder for bonding together the sheets.
    Type: Grant
    Filed: April 1, 1975
    Date of Patent: June 28, 1977
    Inventor: Egon Heimann