Granted Patent
Utility
US 6,525,142 · App. 08/399,864
Monohydroxylated diene polymers and epoxidized derivatives thereof
Inventors:
James R. Erickson, David J. St. Clair, Michael A. Masse
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Mar 7, 1995
Inventors
James R. Erickson
David J. St. Clair
Michael A. Masse
Assignee (at issue)
KRATON POLYMERS 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.