Granted Patent
Utility
US 5,337,884 · App. 08/105,313
Lubrication system for a conveyor belt
Inventors:
Philip L. Hoffman, Richard J. Signorello
Patented Case
View Patent ↗
Granted: Aug 16, 1994
Filed: Aug 9, 1993
Inventors
Philip L. Hoffman
Richard J. Signorello
Assignee (at issue)
Simco/Ramic Corporation
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.