Granted Patent
Utility
US 4,459,876 · App. 06/099,818
Floating planet gear system
Inventors:
Ramon C. Kohler, John Eichorst
Patented Case
View Patent ↗
Granted: Jul 17, 1984
Filed: Sep 4, 1979
Inventors
Ramon C. Kohler
John Eichorst
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.