Patents by Inventor Hans-Joachim Frohling

Hans-Joachim Frohling 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).

  • Folded cigarette box
    Patent number: 4114777
    Abstract: A folded cigarette box having a hinged lid is made from a single blank having cutout portions, some of which form some of the exterior walls of the box and others of which form interior wall flaps which are of reduced size relative to the exterior wall portions but which are located so that the resulting cigarette package has the same rigidity as packages incorporating a greater quantity of material in the original blank.
    Type: Grant
    Filed: October 26, 1977
    Date of Patent: September 19, 1978
    Assignee: H. F. & Ph. F. Reemtsma
    Inventors: Hans-Joachim Frohling, Werner Rothe