Granted Patent
Utility
US 5,362,392 · App. 08/028,101
Filter head with integral priming pump
Inventor:
Russell D. Jensen
Patented Case
View Patent ↗
Granted: Nov 8, 1994
Filed: Mar 8, 1993
Inventor
Russell D. Jensen
Assignee (at issue)
Parker-Hannifin 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.