Granted Patent
Utility
US 5,743,231 · App. 08/807,022
Automatic method and apparatus for preventing wear in an internal combustion engine
Inventor:
Adan Reinosa
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Feb 26, 1997
Inventor
Adan Reinosa
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.