Granted Patent
Utility
US 5,645,868 · App. 08/560,129
Drive apparatus for an injection unit
Inventor:
William A. Reinhart
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Nov 17, 1995
Inventor
William A. Reinhart
Assignee (at issue)
Cincinnatti Milacron Inc.
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.