Granted Patent
Utility
US 6,092,337 · App. 09/245,629
Vehicle liftgate power operating system
Inventors:
Joseph M. Johnson, Joseph D. Cranston
Patented Case
View Patent ↗
Granted: Jul 25, 2000
Filed: Feb 5, 1999
Inventors
Joseph M. Johnson
Joseph D. Cranston
Assignee (at issue)
Delphi Technologies
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.