Granted Patent
Utility
US 4,716,709 · App. 06/915,730
Apparatus and method for roll wrapping with poly-coated paper
Inventors:
Vernon L. Lamb, Sr., Stanley A. Helmer
Patented Case
View Patent ↗
Granted: Jan 5, 1988
Filed: Oct 6, 1986
Inventors
Vernon L. Lamb, Sr.
Stanley A. Helmer
Assignee (at issue)
Howard City Paper Company
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.