Granted Patent
Utility
US 5,412,032 · App. 08/199,401
High molecular weight low coupled linear styrene-isoprene-styrene block copolymer composition and adhesives made therefrom
Inventors:
David R. Hansen, Steven H. Dillman
Patented Case
View Patent ↗
Granted: May 2, 1995
Filed: Feb 22, 1994
Inventors
David R. Hansen
Steven H. Dillman
Assignee (at issue)
SHELL OIL 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.