Granted Patent
Utility
US 5,618,599 · App. 08/601,811
Multi-layer molded polymer compositions
Inventors:
Mark Nulman, Rose A. Ryntz
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Feb 15, 1996
Inventors
Mark Nulman
Rose A. Ryntz
Assignee (at issue)
Ford Motor 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.