Granted Patent
Utility
US 6,065,358 · App. 09/201,352
Stack-height sensor
Inventor:
Larry Wayne Shepherd
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Dec 1, 1998
Inventor
Larry Wayne Shepherd
Assignee (at issue)
Philip Morris 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.