Granted Patent
Utility
US 4,458,911 · App. 06/352,233
Centering mechanism for articulated vehicle
Inventors:
Dennis P. Chadwick, Heinz Becker
Patented Case
View Patent ↗
Granted: Jul 10, 1984
Filed: Feb 25, 1982
Inventors
Dennis P. Chadwick
Heinz Becker
Assignee (at issue)
Urban Transportation Development Corp., Ltd.
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.