Granted Patent
Utility
US 4,934,209 · App. 07/324,126
Steering column mounted transmission gear shift mechanism having ignition key interlock
Inventors:
Kenneth C. DeWitt, Eliot D. Shook, James F. Stewart, Clarke Fisk Thacker
Patented Case
View Patent ↗
Granted: Jun 19, 1990
Filed: Mar 16, 1989
Inventors
Kenneth C. DeWitt
Eliot D. Shook
James F. Stewart
Clarke Fisk Thacker
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.