Granted Patent
Utility
US 4,522,086 · App. 06/257,035
Control system for continuously variable transmission
Inventor:
William J. Haley
Patented Case
View Patent ↗
Granted: Jun 11, 1985
Filed: Apr 24, 1981
Inventor
William J. Haley
Assignee (at issue)
BorgWarner Inc.
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.