Granted Patent
Utility
US 6,336,325 · App. 09/456,050
Hydrostatic loop dump valve for reducing input torque required by hydrostatic unit
Inventors:
Steven H. Gluck, David K. Wohlsdorf
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Dec 7, 1999
Inventors
Steven H. Gluck
David K. Wohlsdorf
Assignee (at issue)
SAUER-DANFOSS INC.
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.