Granted Patent
Utility
US 4,216,773 · App. 06/025,439
Disposable diaper with center folded edges
Inventor:
A. Sensor Ryan
Patented Case
View Patent ↗
Granted: Aug 12, 1980
Filed: Mar 30, 1979
Inventor
A. Sensor Ryan
Assignee (at issue)
Weyerhaeuser NR 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.