Granted Patent
Utility
US 5,968,636 · App. 08/853,117
Laminate for forming carton blanks
Inventors:
Mark Sinclair, John H. Tokarski
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: May 8, 1997
Inventors
Mark Sinclair
John H. Tokarski
Assignee (at issue)
Graphic Packaging 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.