Granted Patent
Utility
US 6,818,286 · App. 10/130,962
Laminate flooring with two layer footfall nose absorption
Inventor:
Dieter Döhring
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Oct 15, 2002
Inventor
Dieter Döhring
Assignee (at issue)
Kronospan Technical Co. 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.