Granted Patent
Utility
US 6,406,574 · App. 09/725,971
Method for assembling a reinforced vinyl-backed carpet
Inventors:
Wallace J. Hammel, Paul D. Evans, Jr., Dan E. Mayfield
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Nov 29, 2000
Inventors
Wallace J. Hammel
Paul D. Evans, Jr.
Dan E. Mayfield
Assignee (at issue)
Collins & Aikman Floorcoverings, 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.