Granted Patent
Utility
US 5,378,136 · App. 08/094,943
Apparatus for pre-shaping plasticated plastics material
Inventors:
Jurgen Henning, Norbert Klein, Heinrich Hucke
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Jul 20, 1993
Inventors
Jurgen Henning
Norbert Klein
Heinrich Hucke
Assignee (at issue)
Hoechst GmbH
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.