Granted Patent
Utility
US 6,710,147 · App. 10/458,506
Process for synthesizing tackifier resin
Inventor:
Kirkwood S. Cottman
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Jun 10, 2003
Inventor
Kirkwood S. Cottman
Assignee (at issue)
THE GOODYEAR TIRE & RUBBER 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.