Granted Patent
Utility
US 6,059,210 · App. 09/234,209
Rotor assembly for a waste processing machine
Inventor:
Leward N. Smith
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: Jan 20, 1999
Inventor
Leward N. Smith
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.