Granted Patent
Utility
US 5,753,767 · App. 08/766,329
Polymer composition suitable as resilient flooring or welding rod
Inventor:
Harry D. Ward
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Dec 13, 1996
Inventor
Harry D. Ward
Assignee (at issue)
ARMSTRONG WORLD INDUSTRIES, INC.
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.