Granted Patent
Utility
US 5,222,346 · App. 07/848,021
Process and device for packing a substance in a foil tube
Inventors:
Jurgen Wegscheider, Franz Hartmann, Konrad Hauber
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Mar 9, 1992
Inventors
Jurgen Wegscheider
Franz Hartmann
Konrad Hauber
Assignee (at issue)
Natec Reich, Summer GmbH & Co. KG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.