Granted Patent
Utility
US 4,887,648 · App. 07/335,595
Method for making a multi-layered papermakers fabric with seam
Inventor:
Francis J. Cunnane
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Apr 10, 1989
Inventor
Francis J. Cunnane
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.