Granted Patent
Utility
US 5,711,089 · App. 08/725,248
Radiant heater for processing of polymers
Inventor:
Ilya Pikus
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Oct 4, 1996
Inventor
Ilya Pikus
Assignee (at issue)
HOSOKAWA BEPEX 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.