Granted Patent
Utility
US 6,245,861 · App. 09/158,978
Use of peroxides to crosslink rubber compositions containing high vinyl styrene-butadiene rubber
Inventor:
Jay Bernard Class
Patented Case
View Patent ↗
Granted: Jun 12, 2001
Filed: Sep 10, 1998
Inventor
Jay Bernard Class
Assignee (at issue)
HERCULES LLC
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.