Granted Patent
Utility
US 5,980,414 · App. 09/059,418
Multi-range, belt-type, continuously variable transmission
Inventor:
Robert F. Larkin
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Apr 14, 1998
Inventor
Robert F. Larkin
Assignee (at issue)
General Dynamics Land Systems
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.