Granted Patent
Utility
US 5,484,267 · App. 08/214,288
Cooling device for a pump and corresponding barrier tank
Inventor:
Robert E. Rockwood
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Mar 17, 1994
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.