Granted Patent
Utility
US 6,199,652 · App. 08/988,675
Vehicle drive wheel assembly
Inventors:
Cesare G. Mastroianni, Bernd Greiss, Ronald Flanary, Martin Piedl
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Dec 11, 1997
Inventors
Cesare G. Mastroianni
Bernd Greiss
Ronald Flanary
Martin Piedl
Assignee (at issue)
Vectrix Corporation
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.