Granted Patent
Utility
US 6,672,045 · App. 10/100,943
Apparatus and method for splicing threadlines by knot-induced thread twist entanglement
Inventors:
Patrick J. Heaney, David R. Roland
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Mar 19, 2002
Inventors
Patrick J. Heaney
David R. Roland
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.