Granted Patent
Utility
US 5,632,608 · App. 08/635,398
Pump oil mister with reduced windage
Inventor:
Robert E. Rockwood
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: Apr 26, 1996
Inventor
Robert E. Rockwood
Assignee (at issue)
Environamics 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.