Granted Patent
Utility
US 4,550,678 · App. 06/660,684
Apparatus for removing an electrostatic charge from a charge collector
Inventors:
Gary L. Demeny, Robert Smead
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Oct 15, 1984
Inventors
Gary L. Demeny
Robert Smead
Assignee (at issue)
Caterpillar Tractor Co.
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.