Granted Patent
Utility
US 4,772,499 · App. 06/913,900
Novel tearable non-woven webs and products employing same
Inventor:
John M. Greenway
Patented Case
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Granted: Sep 20, 1988
Filed: Oct 1, 1986
Inventor
John M. Greenway
Assignee (at issue)
The Kendall Company LP
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.