Granted Patent
Utility
US 6,357,579 · App. 09/149,636
Linear motor drive for vibratory feeders and conveyors
Inventors:
Harold E. Patterson, Stanley P. Turcheck, Jr.
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Sep 8, 1998
Inventors
Harold E. Patterson
Stanley P. Turcheck, Jr.
Assignee (at issue)
FMC 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.