Granted Patent
Utility
US 6,835,778 · App. 10/151,443
Conjugated diene/monovinylarene block copolymers blends
Inventors:
Gregory M. Swisher, Vergil Rhodes, Craig D. DePorter, Nathan E. Stacy, George A. Moczygemba
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: May 20, 2002
Inventors
Gregory M. Swisher
Vergil Rhodes
Craig D. DePorter
Nathan E. Stacy
George A. Moczygemba
Assignee (at issue)
Chevron Phillips Chemical Company LP
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.