Granted Patent
Utility
US 5,649,409 · App. 08/341,296
Apparatus for manufacturing flexible containers
Inventors:
Heinz Gujer, Branko Tintor
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Nov 15, 1994
Inventors
Heinz Gujer
Branko Tintor
Assignee (at issue)
Thermarite Pty. Ltd.
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.