Granted Patent
Utility
US 6,803,099 · App. 09/685,305
Self-adhering surface covering and method of making
Inventor:
Kean M. Anspach
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Oct 10, 2000
Inventor
Kean M. Anspach
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.