Granted Patent
Utility
US 6,357,499 · App. 09/384,519
Polymeric resinous material derived from limonene, dicyclopentadiene, indene and tertiary-butyl styrene
Inventors:
Mark Leslie Kralevich, Jr., Edward J. Blok, Paul Harry Sandstrom, Lawson Gibson Wideman, Joseph Miles Ruscak
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Aug 27, 1999
Inventors
Mark Leslie Kralevich, Jr.
Edward J. Blok
Paul Harry Sandstrom
Lawson Gibson Wideman
Joseph Miles Ruscak
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.