Granted Patent
Utility
US 4,528,965 · App. 06/593,983
Rotor balancing for distribution valve
Inventors:
Dennis H. Gibson, Ronald D. Shinogle, Alan R. Stockner
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Mar 27, 1984
Inventors
Dennis H. Gibson
Ronald D. Shinogle
Alan R. Stockner
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.