Granted Patent
Utility
US 6,240,772 · App. 09/207,931
System and method for detecting engine malfunction based on crankcase pressure
Inventor:
Eric D. Thomas
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Dec 9, 1998
Inventor
Eric D. Thomas
Assignee (at issue)
DETROIT DIESEL 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.