Granted Patent
Utility
US 6,094,814 · App. 09/158,702
Method for servicing an internal combustion engine
Inventor:
Michael Defer
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: Sep 22, 1998
Inventor
Michael Defer
Assignee (at issue)
Chrysler Group LLC
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.