Granted Patent
Utility
US 5,299,987 · App. 08/104,002
Infinitely variable traction roller transmission
Inventor:
Daniel J. Dawe
Patented Case
View Patent ↗
Granted: Apr 5, 1994
Filed: Aug 10, 1993
Inventor
Daniel J. Dawe
Assignee (at issue)
Excelermatic 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.