Granted Patent
Utility
US 6,637,169 · App. 10/099,696
Sleeper assembly for resilient hardwood floor system
Inventors:
Michael W. Niese, Paul W. Elliott
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Mar 15, 2002
Inventors
Michael W. Niese
Paul W. Elliott
Assignee (at issue)
Robbins, 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.