Granted Patent
Utility
US 4,989,778 · App. 07/502,097
Carton with slot type carrying handle
Inventor:
Alain Saulas
Patented Case
View Patent ↗
Granted: Feb 5, 1991
Filed: Mar 30, 1990
Inventor
Alain Saulas
Assignee (at issue)
The Mead 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.