Granted Patent
Utility
US 4,816,093 · App. 07/100,845
Separable laminate container
Inventor:
Edward S. Robbins, III
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Sep 25, 1987
Inventor
Edward S. Robbins, III
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.