Granted Patent
Utility
US 5,141,691 · App. 07/760,155
Feedlock and method for extruding planar laminates
Inventor:
Jerry D. Pace
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Sep 16, 1991
Inventor
Jerry D. Pace
Assignee (at issue)
Champion International Corporation Limited
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.