Granted Patent
Utility
US 6,318,079 · App. 09/635,187
Hydraulic control valve system with pressure compensated flow control
Inventor:
Dennis R. Barber
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Aug 8, 2000
Inventor
Dennis R. Barber
Assignee (at issue)
HUSCO International, 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.