Granted Patent
Utility
US 4,960,477 · App. 07/302,038
Disposable diaper with folded absorbent batt
Inventor:
Frederick K. Mesek
Patented Case
View Patent ↗
Granted: Oct 2, 1990
Filed: Jan 24, 1989
Inventor
Frederick K. Mesek
Assignee (at issue)
McNeil-PPC, Inc.
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.