Granted Patent
Utility
US 6,777,059 · App. 10/174,150
Treated poly(trimethylene terephthalate) carpets
Inventors:
Joseph V. Kurian, Justine Franchina
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Jun 18, 2002
Inventors
Joseph V. Kurian
Justine Franchina
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.