Granted Patent
Utility
US 5,503,118 · App. 08/448,150
Integral water pump/engine block bypass cooling system
Inventor:
Thomas J. Hollis
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: May 23, 1995
Inventor
Thomas J. Hollis
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.