Granted Patent
Utility
US 4,936,839 · App. 07/190,803
Winged napkin having cross-channeling
Inventors:
Kenneth Molee, Kenneth Bradley Wilson
Patented Case
View Patent ↗
Granted: Jun 26, 1990
Filed: May 6, 1988
Inventors
Kenneth Molee
Kenneth Bradley Wilson
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.