Granted Patent
Utility
US 4,772,501 · App. 07/128,199
Wet wiper natural acid preservation system
Inventors:
Dale H. Johnson, Joseph H. Miller, Jack H. Propp, Victor Turoski
Patented Case
View Patent ↗
Granted: Sep 20, 1988
Filed: Dec 3, 1987
Inventors
Dale H. Johnson
Joseph H. Miller
Jack H. Propp
Victor Turoski
Assignee (at issue)
James River 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.