Granted Patent
Utility
US 4,544,702 · App. 06/619,677
Modified ionic elastomer and blend with nylon
Inventor:
Nedie L. DeVera
Patented Case
View Patent ↗
Granted: Oct 1, 1985
Filed: Jun 11, 1984
Inventor
Nedie L. DeVera
Assignee (at issue)
Uniroyal Ltd.
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.