Granted Patent
Utility
US 5,082,742 · App. 07/589,805
Composite of a styrenic polymer adhered to a polyolefin
Inventor:
Allen R. Padwa
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Sep 24, 1990
Inventor
Allen R. Padwa
Assignee (at issue)
Monsanto 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.