Granted Patent
Utility
US 5,591,097 · App. 08/567,695
Transmission with a countershaft and a planetary reduction gear unit
Inventors:
Hans Petri, Steven G. Thomas
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: Dec 5, 1995
Inventors
Hans Petri
Steven G. Thomas
Assignee (at issue)
Ford Motor Company
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.