Granted Patent
Utility
US 5,552,468 · App. 08/334,991
Rubbery blend having low permanent compression set
Inventors:
Hung Dang Ngoc, Guy P. R. Duval
Patented Case
View Patent ↗
Granted: Sep 3, 1996
Filed: Nov 7, 1994
Inventors
Hung Dang Ngoc
Guy P. R. Duval
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.