Granted Patent
Utility
US 6,012,567 · App. 08/926,810
Drive assembly for a conveyor
Inventors:
Mark A. Ferguson, Dwayne A. Becknell
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Sep 9, 1997
Inventors
Mark A. Ferguson
Dwayne A. Becknell
Assignee (at issue)
ECOLAB 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.