Granted Patent
Utility
US 5,144,891 · App. 07/694,523
Web handling method and apparatus
Inventor:
Thomas McKenna
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: May 1, 1991
Inventor
Thomas McKenna
Assignee (at issue)
Monarch Marking Systems, 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.