Granted Patent
Utility
US 6,210,121 · App. 09/309,809
Method of calibrating a lost-motion metering pump
Inventors:
Henry K. Sprenger, Joel E. Higbee, Walter P. Telly
Patented Case
View Patent ↗
Granted: Apr 3, 2001
Filed: May 11, 1999
Inventors
Henry K. Sprenger
Joel E. Higbee
Walter P. Telly
Assignee (at issue)
MILTON ROY, LLC
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.