Granted Patent
Utility
US 6,612,420 · App. 09/690,320
Device for transferring articles between oppositely running conveyors
Inventors:
William R. Hartness, III, Thomas P. Hartness, David N. Cooley
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Oct 17, 2000
Inventors
William R. Hartness, III
Thomas P. Hartness
David N. Cooley
Assignee (at issue)
International 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.