Granted Patent
Utility
US 6,663,974 · App. 09/966,657
Structures containing a non-oriented multilayer film with a polyolefin core
Inventors:
Robert H. Kelch, Robert L. McGee
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Sep 29, 2001
Inventors
Robert H. Kelch
Robert L. McGee
Assignee (at issue)
Dow Global Technology LLC
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.