Granted Patent
Utility
US 6,296,455 · App. 09/245,284
Pump enable system and method
Inventors:
Robert D. Backer, David A. Hall, Robert Johnston
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: Feb 5, 1999
Inventors
Robert D. Backer
David A. Hall
Robert Johnston
Assignee (at issue)
GROVE U.S. L.L.C.
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.