Granted Patent
Utility
US 4,782,647 · App. 07/109,679
Flexible packaging and the method of production
Inventors:
Joel L. Williams, Walter Miller
Patented Case
View Patent ↗
Granted: Nov 8, 1988
Filed: Oct 8, 1987
Inventors
Joel L. Williams
Walter Miller
Assignee (at issue)
BECTON, DICKINSON 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.