Granted Patent
Utility
US 6,012,610 · App. 08/796,103
Device for emptying a film tube
Inventors:
Helmut Pauser, Gerd Brandhorst, Klaus Hammen, Wolf-Dietrich Herold
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Feb 5, 1997
Inventors
Helmut Pauser
Gerd Brandhorst
Klaus Hammen
Wolf-Dietrich Herold
Assignee (at issue)
Thera Patent GmbH & Co KG Gesellschaft fur Industrielle Schutzrechte
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.