Granted Patent
Utility
US 5,483,852 · App. 08/169,450
Twin screw extruder and torque splitting transmission
Inventor:
Robert M. Stuemky
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Dec 17, 1993
Inventor
Robert M. Stuemky
Assignee (at issue)
The Gates Rubber Company
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.