Granted Patent
Utility
US 5,969,047 · App. 09/008,910
Thermoplastic polyurethane/rubbery polymer blend
Inventors:
Hung Dang Ngoc, Bernard Nigen
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Jan 20, 1998
Inventors
Hung Dang Ngoc
Bernard Nigen
Assignee (at issue)
THE GOODYEAR TIRE & RUBBER 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.