Granted Patent
Utility
US 4,484,971 · App. 06/529,998
Method and apparatus for making improved laminating film
Inventor:
James C. Wang
Patented Case
View Patent ↗
Granted: Nov 27, 1984
Filed: Sep 7, 1983
Inventor
James C. Wang
Assignee (at issue)
General Binding Corporation
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.