Granted Patent
Utility
US 5,558,409 · App. 08/355,468
Electrohydraulic braking system
Inventors:
Allen J. Walenty, Kevin G. Leppek, Alexander Kade
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Dec 14, 1994
Inventors
Allen J. Walenty
Kevin G. Leppek
Alexander Kade
Assignee (at issue)
General Motors 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.