Granted Patent
Utility
US 5,209,807 · App. 07/733,319
Papermakers fabric for corrugation machines
Inventor:
Ted Fry
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: Jul 22, 1991
Inventor
Ted Fry
Assignee (at issue)
Asten, 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.