Granted Patent
Utility
US 4,853,456 · App. 07/157,757
Amidoamine co-curatives in epoxy thermoset adhesives
Inventors:
Kathy B. Sellstrom, Terry L. Renken
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Feb 19, 1988
Inventors
Kathy B. Sellstrom
Terry L. Renken
Assignee (at issue)
Texaco Chemical Inc.
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.