Granted Patent
Utility
US 4,464,952 · App. 06/268,767
Control systems for continuously variable ratio transmissions (CVT)
Inventor:
Peter Stubbs
Patented Case
View Patent ↗
Granted: Aug 14, 1984
Filed: Jun 1, 1981
Inventor
Peter Stubbs
Assignee (at issue)
BL Technology Limited
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.