Granted Patent
Utility
US 4,778,283 · App. 06/947,717
Draw band bag
Inventor:
Paul V. Osborn
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Dec 30, 1986
Inventor
Paul V. Osborn
Assignee (at issue)
Mobil Oil Corporation
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.