Granted Patent
Utility
US 5,804,657 · App. 08/654,462
Adhesives and sealants based on telechelic polymers and heterotelechelic block polymers with dual cure systems
Inventors:
David J. St. Clair, James R. Erickson
Patented Case
View Patent ↗
Granted: Sep 8, 1998
Filed: Aug 16, 1996
Inventors
David J. St. Clair
James R. Erickson
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.