Granted Patent
Utility
US 5,486,142 · App. 08/342,472
Hydrostatic transmission including a simplified ratio controller
Inventor:
Lawrence R. Folsom
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Nov 21, 1994
Inventor
Lawrence R. Folsom
Assignee (at issue)
LOCKHEED MARTIN 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.