Granted Patent
Utility
US 6,722,000 · App. 10/300,464
Tip shearing carpet with moisture control
Inventors:
Robert S. Weiner, John W. Waller
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Nov 20, 2002
Inventors
Robert S. Weiner
John W. Waller
Assignee (at issue)
Product Concepts Residential, LLC
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.