Granted Patent
Utility
US 5,819,232 · App. 08/620,523
Method and apparatus for inventory control of a manufacturing or distribution process
Inventor:
Lester Lynn Shipman
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: Mar 22, 1996
Inventor
Lester Lynn Shipman
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.