Granted Patent
Utility
US 5,934,401 · App. 08/803,067
Precision direct drive mechanism for a power assist apparatus for a bicycle
Inventors:
Richard A. Mayer, Malcolm R. Currie
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Feb 20, 1997
Inventors
Richard A. Mayer
Malcolm R. Currie
Assignee (at issue)
Currie Technologies, 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.