Granted Patent
Utility
US 5,439,321 · App. 08/029,743
Interruptive mobile production system
Inventor:
Andrew Hunter
Patented Case
View Patent ↗
Granted: Aug 8, 1995
Filed: Mar 11, 1993
Inventor
Andrew Hunter
Assignee (at issue)
Conoco 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.